beyond 1001 dedicated data service instances - … service instances. introduction. the challenge....
TRANSCRIPT
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Beyond 1001 Dedicated Data Service Instances
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Introduction
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The Challenge
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Given: Application platform based on
Cloud Foundry to serve thousands of apps
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Application Runtime
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
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• Many platform users - who don’t
know each other
• Different app langs & frameworks
• 100% on-demand self-service: no
involvement of the platform
operator necessary.
• Instant scalablity & self-healing
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$> cf push myapp
Easy Deployment
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Runtime abstraction
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ExecutionStagingJava
Droplet
Java
Code
Java
Bildpack
Droplet
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ExecutionStaging
Ruby
Bildpack
DropletRuby Ruby
Droplet
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Droplet DropletJava
Droplet Ruby
Droplet
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In front of the Cloud
Foundry Runtime
all droplets are equal
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Droplet Droplet
$START_CMD $START_CMD
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DropletContainer
Image
$START_CMD $START_CMD
Droplet
$START_CMD
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Something you can
execute in a container.
Something you can
execute in a container.
$START_CMD $START_CMD
Something you can
execute in a container.
$START_CMD
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Abstraction enables further
assumptions & automation
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$>
Scaling Apps
Assuming this to be our status quo.
Cloud Foundry Runtime
App#1
Instance#1
App#2
Instance#1
App#2
Instance#2
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$> cf scale -i 3 app#1
App Scalability
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$>
Scaling Apps
Cloud Foundry Runtime
App#1
Instance#1
App#1
Instance#3
App#2
Instance#1
App#2
Instance#2
App#1
Instance#2
Two additional instances have been created.
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App Self-Healing
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$>
App Self-Healing
Everything is healthy.
Cloud Foundry Runtime
App#1
Instance#1
App#1
Instance#3
App#2
Instance#1
App#2
Instance#2
App#1
Instance#2
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$>
Cloud Foundry Runtime
App Self-Healing
App #1 Instance #2 is failing.
App#1
Instance#1
App1
Instance
2
App#1
Instance#3
App#2
Instance#1
App#2
Instance#2
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$>
Cloud Foundry Runtime
App Self-Healing
App #1 Instance #2 - gone temporarily.
App#1
Instance#1
App#1
Instance#3
App#2
Instance#1
App#2
Instance#2
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$>
App Self-Healing
App #1 Instance #2 re-created.
Cloud Foundry Runtime
App#1
Instance#1
App#1
Instance#3
App#2
Instance#1
App#2
Instance#2
App#1
Instance#2
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How does the paradise for
Backing Services look
like?
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Missing: A solution to serve thousands of
data services
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Data ServicesApplication Runtime
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
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The Mission
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Providing a growing number of data services with full lifecycle automation of
thousands of data service instances across a wide range of infrastructures
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Providing a growing number of data services with full lifecycle automation of
thousands of data service instances across a wide range of infrastructures
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Providing a growing number of data services with full lifecycle automation of
thousands of data service instances across a wide range of infrastructures
a9s PostgreSQL a9s MongoDB a9s RabbitMQ
a9s Elasticsearch a9s Redis a9s LogMe
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Providing a growing number of data services with full lifecycle automation of
thousands of data service instances across a wide range of infrastructures
![Page 34: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/34.jpg)
Providing a growing number of data services with full lifecycle automation of
thousands of data service instances across a wide range of infrastructures
![Page 35: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/35.jpg)
Providing a growing number of data services with full lifecycle automation of
thousands of data service instances across a wide range of infrastructures.
![Page 36: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/36.jpg)
Providing a growing number of data services with full lifecycle automation of
thousands of data service instances across a wide range of infrastructures.
![Page 37: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/37.jpg)
Providing a growing number of data services with full lifecycle automation of
thousands of data service instances across a wide range of infrastructures
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in both:
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in both:public
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in both:public and on-premise clouds
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and integrate well with multiple platforms
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and integrate well with multiple platforms
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Requirements
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Portability
Robustness
Scalability
On-demand self-service
Performance Maintainability
Flexibility
Extensibility
Usability
Manageability
Security
Multi-tenancy
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Portability
Scalability
On-demand self-service
Production-Readiness
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Design
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How to build it?
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Data Service Provisioning API Automation Middleware Data Service Automation
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Open Service Broker, a new industry standard
for data service provisioning.
🔑
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• Pivotal
• IBM
• RedHat
• Fujitsu
• SAP
Open Service Broker API Supporters
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• Cloud Foundry
• OpenShift
• Kubernetes
• More to come
Supporting Platforms
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• Cloud Foundry
• OpenShift
• Kubernetes
• More to come
Supporting Platforms
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• Get Service CatalogGET /v2/catalog
• Provision Service - Create Service InstancePUT /v2/service_instances/:id
• Bind ServicePUT /v2/service_instances/:instance_id/
service_bindings/:id
• Unbind ServiceDELETE /v2/service_instances/:instance_id/
service_bindings/:id
• Unprovision ServiceDELETE /v2/service_instances/:id
http://docs.cloudfoundry.org/services/api.html#api-overview
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HTTP Verb Action
Service Catalog GET /v2/catalog
Deliver meta data about the data service.
Create Service Instance PUT /v2/service_instances/:id
Provision a VM, install and configure a data service VMs
/ Cluster representing a service instance.
Create Service Binding PUT /v2/service_instances/:instance_id/
service_bindings/:id
Create a data service user and return credentials representing a service
binding.
Delete Service Binding DELETE /v2/
service_instances/:instance_id/service_bindings/:id
Remove credentials associated with the service binding.
Delete Service Instance DELETE /v2/service_instances/:id
Destroy the VMs and data associated with the service instance.
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Data Service Provisioning API Automation Middleware Data Service
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The Open Service Broker API does not define what a service instance is.
🔑
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Applying the design pattern: On-Demand Provisioning
of Dedicated Data Service Instances
🔑
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Result
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Using a Service Broker with Cloud Foundry
$> cf create-service
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$> cf create-service mongodb single-small my-single-mongo-1
Easy Deployment
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my-single-mongo-1
MongoDB
VM#1
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$> cf create-service mongodb cluster-small my-3node-mongo-
cluster-2
Easy Deployment
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Newly created service instance
my-3node-mongo-cluster-2
MongoDB
VM#1
MongoDB
VM#2
MongoDB
VM#3
my-single-mongo-1
MongoDB
VM#1
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Technical Challenges
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State
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State is handled differently in each backing service.
![Page 68: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/68.jpg)
State is handled differently in each backing service.
Operational model will be different. Replication, failure detection, failover.
⇓
![Page 69: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/69.jpg)
State is handled differently in each backing service.
Operational model will be different. Replication, failure detection, failover.
⇓
The data service automation will be different.
⇓
![Page 70: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/70.jpg)
Where to store state?
![Page 71: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/71.jpg)
App Self-Healing
Everything is healthy.
Cloud Foundry Runtime
App#1
Instance#1
App#1
Instance#3
App#2
Instance#1
App#2
Instance#2
App#1
Instance#2
![Page 72: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/72.jpg)
Cloud Foundry Runtime
App Self-Healing
App #1 Instance #2 is failing.
App#1
Instance#1
App1
Instance
2
App#1
Instance#3
App#2
Instance#1
App#2
Instance#2
![Page 73: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/73.jpg)
Cloud Foundry Runtime
App Self-Healing
App #1 Instance #2 - gone temporarily.
App#1
Instance#1
App#1
Instance#3
App#2
Instance#1
App#2
Instance#2
![Page 74: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/74.jpg)
App Self-Healing
App #1 Instance #2 re-created.
Cloud Foundry Runtime
App#1
Instance#1
App#1
Instance#3
App#2
Instance#1
App#2
Instance#2
App#1
Instance#2
![Page 75: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/75.jpg)
App self-healing is easy because there is NO STATE.
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App self-healing is easy because there is NO STATE.
How to store state but still being able to perform self-healing?
⇓
![Page 77: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/77.jpg)
Store state on a remotely attached block device = persistent disk.
🔑
![Page 78: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/78.jpg)
Infrastructure as a Service (IaaS), e.g. OpenStack
VIRTUAL DATACENTER
Router
STORAGE
Storage Node Storage Node Storage Node
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
IaaS API
![Page 79: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/79.jpg)
Infrastructure as a Service (IaaS), e.g. OpenStack
VIRTUAL DATACENTER
Router
STORAGE
Storage Node Storage Node Storage Node
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
Storage Volume
Operating System
VIRTUAL MACHINE
IaaS API
![Page 80: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/80.jpg)
Persistent disk has a file system. Filesystems may fail
⇒ replication / clustering & backupsare still very important.
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The data lifecycle has been decoupled from the VM lifecycle ⇒ The VM becomes disposable.
🔑
![Page 82: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/82.jpg)
Storing state ✅
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What needs to be automated?
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Data Service Instance Lifecycle
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Provision a data service server Install data service software
Configure data service software Consume data service with apps
Debug data service issues Update data service version
Update operating system Backup & recover data
Scale out data service VM(s) Destroy data service & DB VM(s)
Lifecycle of a Data Service Instance1
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Can you do that x * 1000 times?
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You either automate it or delegate it to the app developer.
🔑
![Page 88: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/88.jpg)
Automation
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BOSH
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„BOSH let’s you orchestrate the
lifecycle of
large-scale deployments of stateful distributed systems
to infrastructure.“
![Page 91: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/91.jpg)
Infrastructure as a Service (IaaS), e.g. OpenStack
VIRTUAL DATACENTER
VIRTUAL MACHINE
BOSH
Router
STORAGE
Storage Node Storage Node Storage Node
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
BOSH API
BOSH CLI $> bosh deploy
IaaS API
BOSH CPI
![Page 92: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/92.jpg)
Infrastructure as a Service (IaaS), e.g. OpenStack
VIRTUAL DATACENTER
VIRTUAL MACHINE
BOSH
Router
STORAGE
Storage Node Storage Node Storage Node
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
BOSH API
BOSH CLI $> bosh deploy
IaaS API
BOSH CPI
![Page 93: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/93.jpg)
Infrastructure as a Service (IaaS), e.g. OpenStack
VIRTUAL DATACENTER
VIRTUAL MACHINE
BOSH
Router
STORAGE
Storage Node Storage Node Storage Node
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
BOSH API
BOSH CLI $> bosh deploy
IaaS API
BOSH CPI
![Page 94: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/94.jpg)
Infrastructure as a Service (IaaS), e.g. OpenStack
VIRTUAL DATACENTER
VIRTUAL MACHINE
BOSH
Router
STORAGE
Storage Node Storage Node Storage Node
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
BOSH API
Storage Volume
Operating System
BOSH Agent
VIRTUAL MACHINE
BOSH CLI $> bosh deploy
IaaS API
BOSH CPI
![Page 95: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/95.jpg)
Infrastructure as a Service (IaaS), e.g. OpenStack
VIRTUAL DATACENTER
VIRTUAL MACHINE
BOSH
Router
STORAGE
Storage Node Storage Node Storage Node
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
BOSH APIOperating
System
BOSH Agent
VIRTUAL MACHINE
BOSH CLI $> bosh deploy
IaaS API
BOSH CPI
![Page 96: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/96.jpg)
Infrastructure as a Service (IaaS), e.g. OpenStack
VIRTUAL DATACENTER
VIRTUAL MACHINE
BOSH
Router
STORAGE
Storage Node Storage Node Storage Node
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
BOSH APIOperating
System
BOSH Agent
VIRTUAL MACHINE
BOSH CLI $> bosh deploy
IaaS API
PostgreSQL
BOSH CPI
![Page 97: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/97.jpg)
Infrastructure as a Service (IaaS), e.g. OpenStack
VIRTUAL DATACENTER
VIRTUAL MACHINE
BOSH
Router
STORAGE
Storage Node Storage Node Storage Node
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
BOSH APIOperating
System
BOSH Agent
VIRTUAL MACHINE
BOSH CLI $> bosh deploy
IaaS API
PostgreSQL
BOSH CPI
![Page 98: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/98.jpg)
Infrastructure as a Service (IaaS), e.g. OpenStack
VIRTUAL DATACENTER
VIRTUAL MACHINE
BOSH
Router
STORAGE
Storage Node Storage Node Storage Node
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
HDD HDD
BOSH APIOperating
System
BOSH Agent
VIRTUAL MACHINE
BOSH CLI $> bosh deploy
IaaS API
…
BOSH Agent
VIRTUAL MACHINE
PostgreSQL Operating System
BOSH Agent
VIRTUAL MACHINE
Cloud Controller
Operating System
BOSH Agent
VIRTUAL MACHINE
UAA
BOSH CPI
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BOSH Automation
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BOSH Releases
contain the automation
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A BOSH-Deployment depends on 1 .. *
Stemcells
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A BOSH-Deployment is described by a
Release & Manifest
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A Release describe 1 .. * Jobs
![Page 104: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/104.jpg)
A Release contains 1 .. * Package
![Page 105: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/105.jpg)
A BOSH Deployment’s
settings are contained in a
Manifest
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Infrastructure settings
settings are contained in the
Cloud Config
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BOSH makes your
deployments…
![Page 108: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/108.jpg)
Infrastructure
Independent
![Page 109: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/109.jpg)
• A BOSH release contains the
main-automation (software packages, how to run
processes)
• BOSH releases can be re-used
on every* infrastructure
![Page 110: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/110.jpg)
Automate once,
deploy everywhere.
![Page 111: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/111.jpg)
VMware
BOSH
BOSH CLI
OpenStack
BOSH
AWS
BOSH
![Page 112: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/112.jpg)
VMware
BOSH
BOSH CLI
Some Service / App
BOSH Agent
VIRTUAL MACHINE
Some Service / App
BOSH Agent
VIRTUAL MACHINE
Some Service / App
BOSH Agent
VIRTUAL MACHINE
Some Service / App
BOSH Agent
VIRTUAL MACHINE
Some Service / App
BOSH Agent
VIRTUAL MACHINE
Some Service / App
BOSH Agent
VIRTUAL MACHINE
OpenStack
BOSH
AWS
BOSH
![Page 113: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/113.jpg)
BOSH CLI
VMware AWS OpenStack
BOSH BOSH BOSH
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BOSH CLI
VMware AWS OpenStack
$> bosh target http://bosh-on.aws.com
BOSH BOSH BOSH
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BOSH CLI
VMware AWS OpenStack
BOSH BOSH BOSH
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BOSH CLI
VMware AWS OpenStack
$> bosh deploy
BOSH BOSH BOSH
![Page 117: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/117.jpg)
BOSH CLI
VMware AWS OpenStack
Some Service / App
BOSH Agent
VIRTUAL MACHINE
Some Service / App
BOSH Agent
VIRTUAL MACHINE
Some Service / App
BOSH Agent
VIRTUAL MACHINE
Some Service / App
BOSH Agent
VIRTUAL MACHINE
Some Service / App
BOSH Agent
VIRTUAL MACHINE
Some Service / App
BOSH Agent
VIRTUAL MACHINE
BOSH BOSH BOSH
![Page 118: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/118.jpg)
• Switch deployment between
clouds
• Keep the same release
• Use a stemcell specific to the
new cloud
• Adapt the cloud config
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Operating System
Independent
![Page 120: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/120.jpg)
A BOSH release does
not depend on the OS
![Page 121: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/121.jpg)
The only dependency to
the OS is a BOSH
stemcell
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Operating System Image
BOSH Agent
VIRTUAL MACHINE
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Operating System Image
BOSH Agent
VIRTUAL MACHINE
}
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Operating System Image
BOSH Agent
VIRTUAL MACHINE
} OS image +BOSH agent= Stemcell
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Ubuntu Stemcell
BOSH Agent
VIRTUAL MACHINE
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• Changing the OS of a BOSH
deployed system
• Keep the same release
• Change the stemcell
• Change the manifest
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Scalable
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Horizontal Scaling
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Horizontal Scaling
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
Some Service
BOSH Agent
VIRTUAL MACHINE
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• Scaling-out a BOSH deployed
system
• Keep the same release
• Use the same stemcell
• Change the manifest
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Vertical Scaling
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4GB RAM 1 vCPU
10GB persistent disk
BOSH Agent
VIRTUAL MACHINE 4 GB RAM, 1 vCPU
10 GB Persistent Disk
Data
PostgreSQL
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BOSH Agent
VIRTUAL MACHINE 4 GB RAM, 1 vCPU
PostgreSQL
10 GB Persistent Disk
Data
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BOSH Agent
VIRTUAL MACHINE 4 GB RAM, 1 vCPU
PostgreSQL
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BOSH Agent
PostgreSQL
VIRTUAL MACHINE 8 GB RAM, 2 vCPUs
10 GB Persistent Disk
Data
20 GB Persistent Disk
Data
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BOSH Agent
PostgreSQL
VIRTUAL MACHINE 8 GB RAM, 2 vCPUs
10 GB Persistent Disk
Data
20 GB Persistent Disk
Data
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BOSH Agent
PostgreSQL
VIRTUAL MACHINE 8 GB RAM, 2 vCPUs
20 GB Persistent Disk
Data
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BOSH Deployments are Predictable
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• Src code is compiled in a freshly
created VMs
• VMs always contain exact the
software, specified in the release
• No left-overs of prior
deployments as new VMs are
used.
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BOSH Deployments are
Repeatable
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Executing a specific BOSH deployment always leads to exact same deployed system.
🔑
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Monitored &Self-Healing
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Self-healingprocess failures
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BOSH Installation BOSH Managed Infrastructure Resources
Some process
BOSH Agent
VIR
TU
AL
MA
CH
INE
Process Monitor
Yet another process
VIR
TU
AL
MA
CH
INE
BOSH Agent
BOSH Health Monitor
BOSH Director
NATS Message Bus
Some other process
VIR
TU
AL
MA
CH
INE
BOSH Agent Process Monitor
BOSH Registry
BLOB Store
❤
🎖
🗃
🗄
📡
CP
I
Process MonitorProcess Monitor
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BOSH Installation BOSH Managed Infrastructure Resources
Some process
BOSH Agent
VIR
TU
AL
MA
CH
INE
Process Monitor
Yet another process
VIR
TU
AL
MA
CH
INE
BOSH Agent
BOSH Health Monitor
BOSH Director
NATS Message Bus
VIR
TU
AL
MA
CH
INE
BOSH Agent Process Monitor
BOSH Registry
BLOB Store
❤
🎖
🗃
🗄
📡
CP
I
Some other process
Process MonitorProcess Monitor
![Page 146: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/146.jpg)
Self-healingprocess monitor failures
![Page 147: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/147.jpg)
BOSH Installation BOSH Managed Infrastructure Resources
Some process
BOSH Agent
VIR
TU
AL
MA
CH
INE
Process Monitor
Yet another process
VIR
TU
AL
MA
CH
INE
BOSH Agent
BOSH Health Monitor
BOSH Director
NATS Message Bus
Some other process
VIR
TU
AL
MA
CH
INE
BOSH Agent Process Monitor
BOSH Registry
BLOB Store
❤
🎖
🗃
🗄
📡
CP
I
Some other process
Process MonitorProcess Monitor
![Page 148: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/148.jpg)
BOSH Installation BOSH Managed Infrastructure Resources
Some process
BOSH Agent
VIR
TU
AL
MA
CH
INE
Yet another process
VIR
TU
AL
MA
CH
INE
BOSH Agent
BOSH Health Monitor
BOSH Director
NATS Message Bus
Some other process
VIR
TU
AL
MA
CH
INE
BOSH Agent Process Monitor
BOSH Registry
BLOB Store
❤
🎖
🗃
🗄
📡
CP
I
Some other process
Process MonitorProcess Monitor
![Page 149: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/149.jpg)
BOSH Installation BOSH Managed Infrastructure Resources
Some process
BOSH Agent
VIR
TU
AL
MA
CH
INE
Yet another process
VIR
TU
AL
MA
CH
INE
BOSH Agent
BOSH Health Monitor
BOSH Director
NATS Message Bus
Some other process
VIR
TU
AL
MA
CH
INE
BOSH Agent Process Monitor
BOSH Registry
BLOB Store
❤
🎖
🗃
🗄
📡
CP
I
Some other process
Process MonitorProcess Monitor
![Page 150: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/150.jpg)
BOSH Installation BOSH Managed Infrastructure Resources
Some process
BOSH Agent
VIR
TU
AL
MA
CH
INE
Yet another process
VIR
TU
AL
MA
CH
INE
BOSH Agent
BOSH Health Monitor
BOSH Director
NATS Message Bus
Some other process
VIR
TU
AL
MA
CH
INE
BOSH Agent Process Monitor
BOSH Registry
BLOB Store
❤
🎖
🗃
🗄
📡
CP
I
Some other process
Process MonitorProcess Monitor
Process Monitor
![Page 151: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/151.jpg)
Self-healingVM failures
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BOSH Installation BOSH Managed Infrastructure Resources
Some process
BOSH Agent
VIR
TU
AL
MA
CH
INE
Process Monitor
Yet another process
VIR
TU
AL
MA
CH
INE
BOSH Agent Process Monitor
NATS Message Bus
Some other process
VIR
TU
AL
MA
CH
INE
BOSH Agent Process Monitor
Process Monitor
BOSH Registry
BLOB Store
🗃
🗄
📡
🎖 BOSH Director
CP
I
BOSH Health Monitor❤
![Page 153: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/153.jpg)
BOSH Installation BOSH Managed Infrastructure Resources
Some process
BOSH Agent
VIR
TU
AL
MA
CH
INE
Process Monitor
Yet another process
VIR
TU
AL
MA
CH
INE
BOSH Agent Process Monitor
NATS Message Bus
Process Monitor
BOSH Registry
BLOB Store
🗃
🗄
📡
🎖 BOSH Director
CP
I
Some other process
VIR
TU
AL
MA
CH
INE
BOSH Agent Process Monitor
BOSH Health Monitor❤
![Page 154: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/154.jpg)
Self-healingBOSH Agent failures
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BOSH Managed Infrastructure Resources
Yet another process
VIR
TU
AL
MA
CH
INE
Process Monitor
BOSH Installation
Some process
BOSH Agent
VIR
TU
AL
MA
CH
INE
Process Monitor
BOSH Agent
NATS Message Bus
Some other process
VIR
TU
AL
MA
CH
INE
BOSH Agent Process Monitor
BOSH Registry
BLOB Store
🗃
🗄
📡
🎖 BOSH Director
CP
I
BOSH Agent
BOSH Health Monitor❤
![Page 156: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/156.jpg)
BOSH Managed Infrastructure Resources
BOSH Installation
Some process
BOSH Agent
VIR
TU
AL
MA
CH
INE
Process Monitor
NATS Message Bus
Some other process
VIR
TU
AL
MA
CH
INE
BOSH Agent Process Monitor
BOSH Registry
BLOB Store
🗃
🗄
📡
🎖 BOSH Director
CP
I
BOSH Agent
BOSH Health Monitor❤
Yet another process
VIR
TU
AL
MA
CH
INE
Process MonitorBOSH Agent
![Page 157: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/157.jpg)
Data Service Provisioning API Automation Middleware Data Service Automation
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Reference Architecture
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a9s Deployer
Templates Deployments
Bosh
a9s Service Broker
my-3node-postgres-cluster-2
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3
my-single-postgres-1
Postgresql
VM#1
Middleware Adapter
Cloud Foundry Adapter
a9s PostgreSQL SPI
Service InstanceService Instance
my-3node-postgres-cluster-3
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3
Service Instance
…
Cloud ControllerCF Clientcreate service
create service
create deployment from template xy with attributes {…}
deploy release abc & deployment manifest xyz
Execute deployments
create
service specific credentials
create binding
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Data Service Provisioning API Automation Middleware Data Service Automation
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PortabilityBOSH:
Multi-infrastructure support
Open Service Broker API:
Multi-platform support
Scalability On-demand provisioning of dedicated service instances
BOSH: Scale existing service instances
vertically, solo & clustered
instances
Production Readyness
Dedicated data service instances / Strong instance
isolation
BOSH: Self-healing, clustered service
instances, backup & restore
On-demand self-service
Open Service Broker API, On-demand provisioning, on-
demand updatesOn-demand backup &
restore
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a9s PostgreSQL a9s MongoDB a9s RabbitMQ
a9s Elasticsearch a9s Redis a9s LogMe
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Operations
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Continuous Data Service Delivery
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Testa9s
Release
Delivering Data Service Patches
BuildUpstream
Release
Platform #1
Platform #2
Platform #n
Updating the Data Services
Update Data Service Instances
a9s PostgreSQLOpen Source
PostgreSQL Building new Data Service Releases
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Common Maintenance Tasks to performed at Scale
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• Create VM
• Install and start data services
Create Service Instance
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• Destroy old VM
• Create new VM
• Mount old persistent disk
• Create and mount new persistent disk
• Copy data
• Optional: reintegrate into the cluster
Vertical Scale Service Instance
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• Destroy old VM
• Create new VM based on new
Stemcell (\w new OS version)
• Attach persistent disk
OS Update
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Ultimate Question
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Can you handle more than 1001 Data Service Instances?
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Yes.
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Excerpt from our perf tests:
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Provisioning 1001 instances in sequence over a greater period of time does not
expose any significant bottleneck.
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For large highly-frequented platforms the amount of simultaneous deployments
may become relevant.
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Data Service Instances
BOSH Queue Time
Avg. time to provision VM
Total time needed to
create instances
250 14 min 6:57 min 21 min
500 29 min 7:01 36 min
750 46 min 7:13 53 min
… … … …
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Optimization Task: Manage BOSH queueing time to an acceptable
level.
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Scaling BOSH is key to deal with simultaneous provisioning.
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Sum Up
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• Full lifecycle automation is feasible
• Open Service Broker API, a new
standard
• Choosing the right automation
technology is key, e.g. BOSH
• CI/CD based dev and ops are essential
Sum Up
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Questions?
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A. Shared VM cluster
B. Dedicated containers
C. Dedicated VMs / VM clusters
Common Data Service Design Patterns
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Scaling a shared VM cluster
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3 VMs
MongoDB Cluster
MongoDB VM #1 MongoDB VM #2 MongoDB VM #3
Scaling a shared VM cluster
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3 VMs
MongoDB Cluster
MongoDB VM #1 MongoDB VM #2 MongoDB VM #3
Scaling a shared VM cluster
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3 VMs
MongoDB Cluster
MongoDB VM #1 MongoDB VM #2 MongoDB VM #3
Service Instance #1 = database #1
Service Instance #2 = database #2
Service Instance #3 = database #3
Service Instance #4 = database #4
Service Instance #5 = database #5
Service Instance #6 = database #6
Service Instance #… = database #…
Service Instance # n-max = database #n-max
Scaling a shared VM cluster
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3 VMs
MongoDB Cluster
MongoDB VM #1 MongoDB VM #2 MongoDB VM #3
Service Instance #1 = database #1
Service Instance #2 = database #2
Service Instance #3 = database #3
Service Instance #4 = database #4
Service Instance #5 = database #5
Service Instance #6 = database #6
Service Instance #… = database #…
Service Instance # n-max = database #n-max
Scaling a shared VM cluster
![Page 188: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/188.jpg)
Low costs per service instance
Scaling a shared VM cluster
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Simple Service Broker Logic
Scaling a shared VM cluster
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create service → create a database
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create service binding → create a database user
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Weak Isolation!
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Structural Limitation!
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What to do when the shared cluster is full?
Scaling a shared VM cluster
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MongoDB VM #1 MongoDB VM #2 MongoDB VM #3
Service Instance #1 = database #1
Service Instance #2 = database #2
Service Instance #3 = database #3
Service Instance #4 = database #4
Service Instance #5 = database #5
Service Instance #6 = database #6
Service Instance #… = database #…
Service Instance # n-max = database #n-max
Scaling a shared VM cluster
3 VMs
MongoDB Cluster
Service Instance #1 = database #1
Service Instance #2 = database #2
Service Instance #3 = database #3
Service Instance #4 = database #4
Service Instance #5 = database #5
Service Instance #6 = database #6
Service Instance #… = database #…
Service Instance # n-max = database #n-max
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3 VMs
MongoDB VM #1 MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #2 = database #2
Service Instance #3 = database #3
Service Instance #4 = database #4
Service Instance #5 = database #5
Service Instance #6 = database #6
Service Instance #… = database #…
Service Instance # n-max = database #n-max
Scaling a shared VM cluster
3 VMs
MongoDB Cluster
Service Instance #1 = database #1
Service Instance #2 = database #2
Service Instance #3 = database #3
Service Instance #4 = database #4
Service Instance #5 = database #5
Service Instance #6 = database #6
Service Instance #… = database #…
Service Instance # n-max = database #n-max
![Page 197: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/197.jpg)
3 VMs
MongoDB VM #1 MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #2 = database #2
Service Instance #3 = database #3
Service Instance #4 = database #4
Service Instance #5 = database #5
Service Instance #6 = database #6
Service Instance #… = database #…
Service Instance # n-max = database #n-max
Scaling a shared VM cluster
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3 VMs
MongoDB VM #1 MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #2 = database #2
Service Instance #3 = database #3
Service Instance #4 = database #4
Service Instance #5 = database #5
Service Instance #6 = database #6
Service Instance #… = database #…
Service Instance # n-max = database #n-max
Scaling a shared VM cluster
3 VMs
MongoDB VM #4 MongoDB VM #5 MongoDB VM #6
MongoDB Cluster #2
Service Instance #n+1
Service Instance #n+2
Service Instance #n+3
Service Instance #n+4
Service Instance #n+5
Service Instance #n+6
Service Instance #…
Service Instance # 2*n-max
![Page 199: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/199.jpg)
Service Broker Logic
Scaling a shared VM cluster
Simple
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Service Broker Logic
Scaling a shared VM cluster
Complex
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Fragmentation
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Caused by frequent creation and / deletion of
service instances
Fragmentation
3 VMs
MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #2 = database #2
Service Instance #3 = database #3
Service Instance #4 = database #4
Service Instance #5 = database #5
Service Instance #6 = database #6
Service Instance #… = database #…
Service Instance # n-max = database #n-max
3 VMs
MongoDB VM #4 MongoDB VM #5 MongoDB VM #6
MongoDB Cluster #2
Service Instance #n+1
Service Instance #n+2
Service Instance #n+3
Service Instance #n+4
Service Instance #n+5
Service Instance #n+6
Service Instance #…
Service Instance # 2*n-max
![Page 203: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/203.jpg)
Caused by frequent creation and / deletion of
service instances
Fragmentation
3 VMs
MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #3 = database #3
Service Instance #5 = database #5
Service Instance #… = database #…
Service Instance # n-max = database #n-max
3 VMs
MongoDB VM #4 MongoDB VM #5 MongoDB VM #6
MongoDB Cluster #2
Service Instance #n+2
Service Instance #n+3
Service Instance #…
Service Instance # 2*n-max
![Page 204: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/204.jpg)
Placement Problem
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Placement Problem
3 VMs
MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #3 = database #3
Service Instance #5 = database #5
Service Instance #… = database #…
Service Instance # n-max = database #n-max
3 VMs
MongoDB VM #4 MongoDB VM #5 MongoDB VM #6
MongoDB Cluster #2
Service Instance #n+2
Service Instance #n+3
Service Instance #…
Service Instance # 2*n-max
![Page 206: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/206.jpg)
Placement Problem
3 VMs
MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #3 = database #3
Service Instance #5 = database #5
Service Instance #… = database #…
Service Instance # n-max = database #n-max
3 VMs
MongoDB VM #4 MongoDB VM #5 MongoDB VM #6
MongoDB Cluster #2
Service Instance #n+2
Service Instance #n+3
Service Instance #…
Service Instance # 2*n-max
New Service Instance?
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Strategy to place new service instances is required
and may require data service specific logic.
Placement Problem
3 VMs
MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #3 = database #3
Service Instance #5 = database #5
Service Instance #… = database #…
Service Instance # n-max = database #n-max
3 VMs
MongoDB VM #4 MongoDB VM #5 MongoDB VM #6
MongoDB Cluster #2
Service Instance #n+2
Service Instance #n+3
Service Instance #…
Service Instance # 2*n-max
New Service Instance
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Cluster Rebalancing
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Cluster Rebalancing
3 VMs
MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #3 = database #3
Service Instance #5 = database #5
Service Instance #… = database #…
Service Instance # n-max = database #n-max
3 VMs
MongoDB VM #4 MongoDB VM #5 MongoDB VM #6
MongoDB Cluster #2
Service Instance #n+2
Service Instance #n+3
Service Instance #…
Service Instance # 2*n-max
![Page 210: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/210.jpg)
Cluster Rebalancing
3 VMs
MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #3 = database #3
Service Instance #5 = database #5
Service Instance #… = database #…
Service Instance # n-max = database #n-max
3 VMs
MongoDB VM #4 MongoDB VM #5 MongoDB VM #6
MongoDB Cluster #2
Service Instance #n+2
Service Instance # 2*n-max
![Page 211: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/211.jpg)
A unbalanced set of clusters wastes
infrastructure resources.
Cluster Rebalancing
3 VMs
MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #3 = database #3
Service Instance #5 = database #5
Service Instance #… = database #…
Service Instance # n-max = database #n-max
3 VMs
MongoDB VM #4 MongoDB VM #5 MongoDB VM #6
MongoDB Cluster #2
Service Instance #n+2
Service Instance # 2*n-max
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Cluster Rebalancing
3 VMs
MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #3 = database #3
Service Instance #5 = database #5
Service Instance #… = database #…
Service Instance # n-max = database #n-max
3 VMs
MongoDB VM #4 MongoDB VM #5 MongoDB VM #6
MongoDB Cluster #2
Service Instance #n+2
Service Instance # 2*n-max
![Page 213: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/213.jpg)
A cluster rebalance freeing infrastructure
resources would desirable.
Cluster Rebalancing
3 VMs
MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #3 = database #3
Service Instance #5 = database #5
Service Instance #… = database #…
Service Instance # n-max = database #n-max
Service Instance #n+2
Service Instance # 2*n-max
![Page 214: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/214.jpg)
Shared Cluster Conclusion
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• Scalability issued can be addressed
• Isolation issues are heavily data-service
specific > A generic solution is not
possible.
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Scaling Dedicated Containers
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Better Isolation
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2 VMs across 2 AZs
PosgreSQL Cell
Docker host VM #1 Docker host VM #2
Scaling Dedicated Containers
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2 VMs across 2 AZs
PosgreSQL Cell
Docker host VM #1 Docker host VM #2
Scaling Dedicated Containers
Service Instance #1 = 2 Docker containers
+ 2 PostgreSQL processes
+ 2 PostgreSQL databases asynchronously replicated
![Page 220: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/220.jpg)
2 VMs across 2 AZs
PosgreSQL Cell
Docker host VM #1 Docker host VM #2
Scaling Dedicated Containers
Service Instance #1 = 2 Docker containers
+ 2 PostgreSQL processes
+ 2 PostgreSQL databases asynchronously replicated
Service Instance #2 = 2 Docker containers
+ 2 PostgreSQL processes
+ 2 PostgreSQL databases asynchronously replicated
![Page 221: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/221.jpg)
How to scale?
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2 VMs across 2 AZs
PosgreSQL Cell
Docker host VM #1 Docker host VM #2
Scaling Dedicated Containers
Service Instance #1 = 2 Docker containers
+ 2 PostgreSQL processes
+ 2 PostgreSQL databases asynchronously replicated
Service Instance #2 = 2 Docker containers
+ 2 PostgreSQL processes
+ 2 PostgreSQL databases asynchronously replicated
![Page 223: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/223.jpg)
2 VMs across 2 AZs
PosgreSQL Cell
Docker host VM #1 Docker host VM #2
Scaling Dedicated Containers
Service Instance #1 = 2 Docker containers
+ 2 PostgreSQL processes
+ 2 PostgreSQL databases asynchronously replicated
Service Instance #2 = 2 Docker containers
+ 2 PostgreSQL processes
+ 2 PostgreSQL databases asynchronously replicated
![Page 224: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/224.jpg)
Structural Limitation!
![Page 225: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/225.jpg)
What to do when the Cell/Cluster is full?
Scaling a shared VM cluster
![Page 226: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/226.jpg)
Scaling Dedicated Containers
2 VMs across 2 AZs
PosgreSQL Cell #1
Docker host VM #1 Docker host VM #2
Service Instance #1 = 2 Docker containers
+ 2 PostgreSQL processes
Service Instance #2 = 2 Docker containers
+ 2 PostgreSQL processes
2 VMs across 2 AZs
PosgreSQL Cell #2
Docker host VM #3 Docker host VM #4
Service Instance #3 = 2 Docker containers
+ 2 PostgreSQL processes
Service Instance #3 = 2 Docker containers
+ 2 PostgreSQL processes
![Page 227: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/227.jpg)
Same Service Broker Challenge
![Page 228: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/228.jpg)
New Challenge: How to add Cell-VMs on-demand?
![Page 229: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/229.jpg)
On-Demand VM provisioning is unavoidable.
![Page 230: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/230.jpg)
Why not delegate most challenges?
![Page 231: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/231.jpg)
On-Demand Dedicated VMs and Clusters
![Page 232: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/232.jpg)
Architecture
![Page 233: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/233.jpg)
a9s Deployer
Templates Deployments
Bosh
a9s Service Broker
my-3node-mongodb-cluster-2
MongoDB
VM#1
MongoDB
VM#2
MongoDB
VM#3
my-single-mongodb-1
MongoDB
VM#1
Middleware Adapter
Cloud Foundry Adapter
a9s MongoDB SPI
Service InstanceService Instance
my-3node-mongodb-cluster-3
MongoDB
VM#1
MongoDB
VM#2
MongoDB
VM#3
Service Instance
…
Cloud ControllerCF Clientcreate service
create service
create deployment from template xy with attributes {…}
deploy release abc & deployment manifest xyz
Execute deployments
create
service specific credentials
create binding
![Page 234: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/234.jpg)
Let BOSH do the VM orchestration!
![Page 235: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/235.jpg)
Let the infrastructure solve the placement and fragmentation challenge!
![Page 236: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/236.jpg)
Shared Data Services
![Page 237: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/237.jpg)
• Single VM or single
cluster of VMs
• Single PostgreSQL
server or single
PostgreSQL cluster
• Isolation limited to
PostreSQL multi-
tenancy capabilities
Shared PostgreSQL Cluster > Bad idea
3 VMs
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3
1 VM
Postgresql
VM#1
PostgreSQL Cluster
Single PostgreSQL Server
Service Instance
Service Instance 2
Service Instance 3
Service Instance 1
Service Instance 2
Service Instance 3
Service Instance 1
Service Instance 2
Service Instance 3
Service Instance 1
Service Instance 2
Service Instance 3
Service Instance 1
OR
1x
1x
![Page 238: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/238.jpg)
Shared PostgreSQL = SPOF
![Page 239: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/239.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
![Page 240: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/240.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
App App App App
App App App App
App App App App App
App App App App App App
App App
App App
App App
App App App
App
App App App App App App App
App App App App App App
App App App App App App
App App App App App
App App App App
App App App App App App App App
App App App App App App App App
App App App App App App App App
App App App App App App App
App App App App App App App App App
App App App
Service Instance
Service Instance
Service Instance
![Page 241: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/241.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
App App App App
App App App App
App App App App App
App App App App App App
App App
App App
App App
App App App
App
App App App App App App App
Service Instance
Service Instance
Service Instance
![Page 242: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/242.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
App App App App
App App App App
App App App App App
App App App App App App
App App
App App
App App
App App App
App
App App App App App App App
Service Instance
Service Instance
Service Instance
![Page 243: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/243.jpg)
Your shared PostgreSQL cluster goes down, all your PostgreSQL database instances go down.
![Page 244: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/244.jpg)
Beware of bad neighborhood
![Page 245: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/245.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
![Page 246: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/246.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
👹
👹 👹
👹
👹 👹
👹 👹
![Page 247: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/247.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
👹
👹 👹
👹
👹 👹
👹 👹
![Page 248: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/248.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
Service Instance ⚠
👹
👹 👹
👹
👹 👹
👹 👹
![Page 249: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/249.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
Service Instance ⚠
Service Instance ⚠
Service Instance ⚠ Service Instance ⚠
Service Instance ⚠
Service Instance ⚠ Service Instance ⚠
Service Instance ⚠
Service Instance ⚠
👹
👹 👹
👹
👹 👹
👹 👹
![Page 250: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/250.jpg)
Shared clusters are vulnerable to bad neighbors
![Page 251: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/251.jpg)
Dedicated
![Page 252: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/252.jpg)
• Service instance =
dedicated VM or
dedicated cluster of
VMs
• Uses infrastructure
isolation to enable
multi-tenancy support
Dedicated PostgreSQL instances > Good idea
my-3node-postgres-cluster-2
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3
my-single-postgres-1
Postgresql
VM#1
Service Instance
Service Instance
n x
m x
and / or
![Page 253: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/253.jpg)
Cloud Foundry Runtime
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
Postgresql VM#1
Postgresql VM#2
Postgresql VM#3
Service Instance
Postgresql VM
Service Instance
Postgresql VM
Service Instance
Postgresql VM
Service Instance
Postgresql VM
Service Instance
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3
Service Instance
Postgresql VM
Service Instance
Postgresql VM
Service Instance
![Page 254: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/254.jpg)
Cloud Foundry Runtime
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
Postgresql VM#1
Postgresql VM#2
Postgresql VM#3
Service Instance
Postgresql VM
Service Instance
Postgresql VM
Service Instance
Postgresql VM
Service Instance
Postgresql VM
Service Instance
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3
Service Instance
Postgresql VM
Service Instance
Postgresql VM
Service Instance
![Page 255: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/255.jpg)
Cloud Foundry Runtime
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
Postgresql VM#1
Postgresql VM#2
Postgresql VM#3
Service Instance
Postgresql VM
Service Instance
Postgresql VM
Service Instance
Postgresql VM
Service Instance
Postgresql VM
Service Instance
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3
Service Instance
Postgresql VM
Service Instance
Postgresql VM
Service Instance
![Page 256: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/256.jpg)
PostgreSQL failures are contained. Only one service instance affected.
![Page 257: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/257.jpg)
Bad neighborhood protection with dedicated service instances
![Page 258: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/258.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster = Service Instance #2
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
3 VMs
PostgreSQL Cluster = Service Instance #1
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
3 VMs
PostgreSQL Cluster = Service Instance #3
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
![Page 259: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/259.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster = Service Instance #2
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
👹
👹 👹
👹
👹 👹
👹 👹
3 VMs
PostgreSQL Cluster = Service Instance #1
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
3 VMs
PostgreSQL Cluster = Service Instance #3
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
![Page 260: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/260.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster = Service Instance #2
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
👹
👹 👹
👹
👹 👹
👹 👹
3 VMs
PostgreSQL Cluster = Service Instance #1
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
3 VMs
PostgreSQL Cluster = Service Instance #3
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
![Page 261: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/261.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster = Service Instance #2
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
Service Instance ⚠ Service Instance ⚠ Service Instance ⚠
👹
👹 👹
👹
👹 👹
👹 👹
3 VMs
PostgreSQL Cluster = Service Instance #1
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
3 VMs
PostgreSQL Cluster = Service Instance #3
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
![Page 262: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/262.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster = Service Instance #2
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
Service Instance ⚠ Service Instance ⚠ Service Instance ⚠
👹
👹 👹
👹
👹 👹
👹 👹
3 VMs
PostgreSQL Cluster = Service Instance #1
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
3 VMs
PostgreSQL Cluster = Service Instance #3
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
✅
✅
![Page 263: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/263.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster = Service Instance #2
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
Service Instance ⚠ Service Instance ⚠ Service Instance ⚠
👹
👹 👹
👹
👹 👹
👹 👹
3 VMs
PostgreSQL Cluster = Service Instance #1
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
3 VMs
PostgreSQL Cluster = Service Instance #3
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
✅
✅
![Page 264: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/264.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster = Service Instance #2
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
Service Instance ⚠ Service Instance ⚠ Service Instance ⚠
👹
👹 👹
👹
👹 👹
👹 👹
3 VMs
PostgreSQL Cluster = Service Instance #1
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
3 VMs
PostgreSQL Cluster = Service Instance #3
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
✅
✅
Infrastructure isolation
![Page 265: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/265.jpg)
Dedicated clusters isolate bad neighbors
![Page 266: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/266.jpg)
Cloud
![Page 267: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/267.jpg)
Cloud
Automation
![Page 268: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/268.jpg)
Cloud
Automation
Robustness
![Page 269: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/269.jpg)
Cloud
Automation
Self-Healing
Robustness
![Page 270: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/270.jpg)
Cloud
Automation
Self-Healing
Scalability
Robustness
![Page 271: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/271.jpg)
Cloud
Automation
Self-Healing
Scalability
On-demand self-service
Robustness
![Page 272: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/272.jpg)
VM vs. Container
Resource TypePre-provisioned
vs. On-demand-provisioning
Provisioning
Single replica vs.
Data redundancy / Multiple replicas
Resurrection Failover vs.
Standby-Failover
Failover Strategy
Data Redundancy
Automation Technology
BOSH vs. Chef vs. Puppet
Service InstancesShared Dedicated
Infrastructure Reliability
Perfect. HA VMs. No SPOFs. Never fails. VMs cost more than a
Design to fail. Fails from time to time.
Saves money.
![Page 273: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/273.jpg)
Seconds, minutes, hours?
Desired time to repair Service instance availability
Service broker availability
Availability
Service broker performance (ops/s) Service instance performance
Time to provision service instance.
PerformanceAccessibilityRemote log-in to service instances.
ConfigurabilityAdapt to local network
and security policies. Integrate existing
infrastructure.
SecurityNetwork security.
Encryption.
TransparencyAccessing metrics and logs.
OperabilityEasyness to operate and
maintain.
![Page 274: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/274.jpg)
1. Define a service instance! 2. Define total # service instances! 3. Define # service instance CRUD ops / min!
![Page 275: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/275.jpg)
Common Data Service
Design Patterns
![Page 276: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/276.jpg)
A. Shared VM cluster
B. Dedicated containers
C. Dedicated VMs / VM clusters
Common Data Service Design Patterns
![Page 277: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/277.jpg)
Scaling a shared VM cluster
![Page 278: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/278.jpg)
3 VMs
MongoDB Cluster
MongoDB VM #1 MongoDB VM #2 MongoDB VM #3
Scaling a shared VM cluster
![Page 279: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/279.jpg)
3 VMs
MongoDB Cluster
MongoDB VM #1 MongoDB VM #2 MongoDB VM #3
Scaling a shared VM cluster
![Page 280: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/280.jpg)
3 VMs
MongoDB Cluster
MongoDB VM #1 MongoDB VM #2 MongoDB VM #3
Service Instance #1 = database #1
Service Instance #2 = database #2
Service Instance #3 = database #3
Service Instance #4 = database #4
Service Instance #5 = database #5
Service Instance #6 = database #6
Service Instance #… = database #…
Service Instance # n-max = database #n-max
Scaling a shared VM cluster
![Page 281: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/281.jpg)
3 VMs
MongoDB Cluster
MongoDB VM #1 MongoDB VM #2 MongoDB VM #3
Service Instance #1 = database #1
Service Instance #2 = database #2
Service Instance #3 = database #3
Service Instance #4 = database #4
Service Instance #5 = database #5
Service Instance #6 = database #6
Service Instance #… = database #…
Service Instance # n-max = database #n-max
Scaling a shared VM cluster
![Page 282: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/282.jpg)
Low costs per service instance
Scaling a shared VM cluster
![Page 283: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/283.jpg)
Simple Service Broker Logic
Scaling a shared VM cluster
![Page 284: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/284.jpg)
create service → create a database
![Page 285: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/285.jpg)
create service binding → create a database user
![Page 286: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/286.jpg)
Weak Isolation!
![Page 287: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/287.jpg)
Structural Limitation!
![Page 288: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/288.jpg)
What to do when the shared cluster is full?
Scaling a shared VM cluster
![Page 289: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/289.jpg)
MongoDB VM #1 MongoDB VM #2 MongoDB VM #3
Service Instance #1 = database #1
Service Instance #2 = database #2
Service Instance #3 = database #3
Service Instance #4 = database #4
Service Instance #5 = database #5
Service Instance #6 = database #6
Service Instance #… = database #…
Service Instance # n-max = database #n-max
Scaling a shared VM cluster
3 VMs
MongoDB Cluster
Service Instance #1 = database #1
Service Instance #2 = database #2
Service Instance #3 = database #3
Service Instance #4 = database #4
Service Instance #5 = database #5
Service Instance #6 = database #6
Service Instance #… = database #…
Service Instance # n-max = database #n-max
![Page 290: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/290.jpg)
3 VMs
MongoDB VM #1 MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #2 = database #2
Service Instance #3 = database #3
Service Instance #4 = database #4
Service Instance #5 = database #5
Service Instance #6 = database #6
Service Instance #… = database #…
Service Instance # n-max = database #n-max
Scaling a shared VM cluster
3 VMs
MongoDB Cluster
Service Instance #1 = database #1
Service Instance #2 = database #2
Service Instance #3 = database #3
Service Instance #4 = database #4
Service Instance #5 = database #5
Service Instance #6 = database #6
Service Instance #… = database #…
Service Instance # n-max = database #n-max
![Page 291: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/291.jpg)
3 VMs
MongoDB VM #1 MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #2 = database #2
Service Instance #3 = database #3
Service Instance #4 = database #4
Service Instance #5 = database #5
Service Instance #6 = database #6
Service Instance #… = database #…
Service Instance # n-max = database #n-max
Scaling a shared VM cluster
![Page 292: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/292.jpg)
3 VMs
MongoDB VM #1 MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #2 = database #2
Service Instance #3 = database #3
Service Instance #4 = database #4
Service Instance #5 = database #5
Service Instance #6 = database #6
Service Instance #… = database #…
Service Instance # n-max = database #n-max
Scaling a shared VM cluster
3 VMs
MongoDB VM #4 MongoDB VM #5 MongoDB VM #6
MongoDB Cluster #2
Service Instance #n+1
Service Instance #n+2
Service Instance #n+3
Service Instance #n+4
Service Instance #n+5
Service Instance #n+6
Service Instance #…
Service Instance # 2*n-max
![Page 293: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/293.jpg)
Service Broker Logic
Scaling a shared VM cluster
Simple
![Page 294: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/294.jpg)
Service Broker Logic
Scaling a shared VM cluster
Complex
![Page 295: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/295.jpg)
Fragmentation
![Page 296: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/296.jpg)
Caused by frequent creation and / deletion of
service instances
Fragmentation
3 VMs
MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #2 = database #2
Service Instance #3 = database #3
Service Instance #4 = database #4
Service Instance #5 = database #5
Service Instance #6 = database #6
Service Instance #… = database #…
Service Instance # n-max = database #n-max
3 VMs
MongoDB VM #4 MongoDB VM #5 MongoDB VM #6
MongoDB Cluster #2
Service Instance #n+1
Service Instance #n+2
Service Instance #n+3
Service Instance #n+4
Service Instance #n+5
Service Instance #n+6
Service Instance #…
Service Instance # 2*n-max
![Page 297: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/297.jpg)
Caused by frequent creation and / deletion of
service instances
Fragmentation
3 VMs
MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #3 = database #3
Service Instance #5 = database #5
Service Instance #… = database #…
Service Instance # n-max = database #n-max
3 VMs
MongoDB VM #4 MongoDB VM #5 MongoDB VM #6
MongoDB Cluster #2
Service Instance #n+2
Service Instance #n+3
Service Instance #…
Service Instance # 2*n-max
![Page 298: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/298.jpg)
Placement Problem
![Page 299: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/299.jpg)
Placement Problem
3 VMs
MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #3 = database #3
Service Instance #5 = database #5
Service Instance #… = database #…
Service Instance # n-max = database #n-max
3 VMs
MongoDB VM #4 MongoDB VM #5 MongoDB VM #6
MongoDB Cluster #2
Service Instance #n+2
Service Instance #n+3
Service Instance #…
Service Instance # 2*n-max
![Page 300: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/300.jpg)
Placement Problem
3 VMs
MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #3 = database #3
Service Instance #5 = database #5
Service Instance #… = database #…
Service Instance # n-max = database #n-max
3 VMs
MongoDB VM #4 MongoDB VM #5 MongoDB VM #6
MongoDB Cluster #2
Service Instance #n+2
Service Instance #n+3
Service Instance #…
Service Instance # 2*n-max
New Service Instance?
![Page 301: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/301.jpg)
Strategy to place new service instances is required
and may require data service specific logic.
Placement Problem
3 VMs
MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #3 = database #3
Service Instance #5 = database #5
Service Instance #… = database #…
Service Instance # n-max = database #n-max
3 VMs
MongoDB VM #4 MongoDB VM #5 MongoDB VM #6
MongoDB Cluster #2
Service Instance #n+2
Service Instance #n+3
Service Instance #…
Service Instance # 2*n-max
New Service Instance
![Page 302: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/302.jpg)
Cluster Rebalancing
![Page 303: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/303.jpg)
Cluster Rebalancing
3 VMs
MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #3 = database #3
Service Instance #5 = database #5
Service Instance #… = database #…
Service Instance # n-max = database #n-max
3 VMs
MongoDB VM #4 MongoDB VM #5 MongoDB VM #6
MongoDB Cluster #2
Service Instance #n+2
Service Instance #n+3
Service Instance #…
Service Instance # 2*n-max
![Page 304: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/304.jpg)
Cluster Rebalancing
3 VMs
MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #3 = database #3
Service Instance #5 = database #5
Service Instance #… = database #…
Service Instance # n-max = database #n-max
3 VMs
MongoDB VM #4 MongoDB VM #5 MongoDB VM #6
MongoDB Cluster #2
Service Instance #n+2
Service Instance # 2*n-max
![Page 305: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/305.jpg)
A unbalanced set of clusters wastes
infrastructure resources.
Cluster Rebalancing
3 VMs
MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #3 = database #3
Service Instance #5 = database #5
Service Instance #… = database #…
Service Instance # n-max = database #n-max
3 VMs
MongoDB VM #4 MongoDB VM #5 MongoDB VM #6
MongoDB Cluster #2
Service Instance #n+2
Service Instance # 2*n-max
![Page 306: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/306.jpg)
Cluster Rebalancing
3 VMs
MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #3 = database #3
Service Instance #5 = database #5
Service Instance #… = database #…
Service Instance # n-max = database #n-max
3 VMs
MongoDB VM #4 MongoDB VM #5 MongoDB VM #6
MongoDB Cluster #2
Service Instance #n+2
Service Instance # 2*n-max
![Page 307: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/307.jpg)
A cluster rebalance freeing infrastructure
resources would desirable.
Cluster Rebalancing
3 VMs
MongoDB VM #2 MongoDB VM #3
MongoDB Cluster #1
Service Instance #1 = database #1
Service Instance #3 = database #3
Service Instance #5 = database #5
Service Instance #… = database #…
Service Instance # n-max = database #n-max
Service Instance #n+2
Service Instance # 2*n-max
![Page 308: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/308.jpg)
Shared Cluster Conclusion
![Page 309: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/309.jpg)
• Scalability issued can be addressed
• Isolation issues are heavily data-service
specific > A generic solution is not
possible.
![Page 310: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/310.jpg)
Scaling Dedicated Containers
![Page 311: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/311.jpg)
Better Isolation
![Page 312: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/312.jpg)
2 VMs across 2 AZs
PosgreSQL Cell
Docker host VM #1 Docker host VM #2
Scaling Dedicated Containers
![Page 313: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/313.jpg)
2 VMs across 2 AZs
PosgreSQL Cell
Docker host VM #1 Docker host VM #2
Scaling Dedicated Containers
Service Instance #1 = 2 Docker containers
+ 2 PostgreSQL processes
+ 2 PostgreSQL databases asynchronously replicated
![Page 314: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/314.jpg)
2 VMs across 2 AZs
PosgreSQL Cell
Docker host VM #1 Docker host VM #2
Scaling Dedicated Containers
Service Instance #1 = 2 Docker containers
+ 2 PostgreSQL processes
+ 2 PostgreSQL databases asynchronously replicated
Service Instance #2 = 2 Docker containers
+ 2 PostgreSQL processes
+ 2 PostgreSQL databases asynchronously replicated
![Page 315: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/315.jpg)
How to scale?
![Page 316: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/316.jpg)
2 VMs across 2 AZs
PosgreSQL Cell
Docker host VM #1 Docker host VM #2
Scaling Dedicated Containers
Service Instance #1 = 2 Docker containers
+ 2 PostgreSQL processes
+ 2 PostgreSQL databases asynchronously replicated
Service Instance #2 = 2 Docker containers
+ 2 PostgreSQL processes
+ 2 PostgreSQL databases asynchronously replicated
![Page 317: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/317.jpg)
2 VMs across 2 AZs
PosgreSQL Cell
Docker host VM #1 Docker host VM #2
Scaling Dedicated Containers
Service Instance #1 = 2 Docker containers
+ 2 PostgreSQL processes
+ 2 PostgreSQL databases asynchronously replicated
Service Instance #2 = 2 Docker containers
+ 2 PostgreSQL processes
+ 2 PostgreSQL databases asynchronously replicated
![Page 318: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/318.jpg)
Structural Limitation!
![Page 319: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/319.jpg)
What to do when the Cell/Cluster is full?
Scaling a shared VM cluster
![Page 320: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/320.jpg)
Scaling Dedicated Containers
2 VMs across 2 AZs
PosgreSQL Cell #1
Docker host VM #1 Docker host VM #2
Service Instance #1 = 2 Docker containers
+ 2 PostgreSQL processes
Service Instance #2 = 2 Docker containers
+ 2 PostgreSQL processes
2 VMs across 2 AZs
PosgreSQL Cell #2
Docker host VM #3 Docker host VM #4
Service Instance #3 = 2 Docker containers
+ 2 PostgreSQL processes
Service Instance #3 = 2 Docker containers
+ 2 PostgreSQL processes
![Page 321: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/321.jpg)
Same Service Broker Challenge
![Page 322: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/322.jpg)
New Challenge: How to add Cell-VMs on-demand?
![Page 323: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/323.jpg)
On-Demand VM provisioning is unavoidable.
![Page 324: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/324.jpg)
Why not delegate most challenges?
![Page 325: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/325.jpg)
On-Demand Dedicated VMs and Clusters
![Page 326: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/326.jpg)
Architecture
![Page 327: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/327.jpg)
a9s Deployer
Templates Deployments
Bosh
a9s Service Broker
my-3node-mongodb-cluster-2
MongoDB
VM#1
MongoDB
VM#2
MongoDB
VM#3
my-single-mongodb-1
MongoDB
VM#1
Middleware Adapter
Cloud Foundry Adapter
a9s MongoDB SPI
Service InstanceService Instance
my-3node-mongodb-cluster-3
MongoDB
VM#1
MongoDB
VM#2
MongoDB
VM#3
Service Instance
…
Cloud ControllerCF Clientcreate service
create service
create deployment from template xy with attributes {…}
deploy release abc & deployment manifest xyz
Execute deployments
create
service specific credentials
create binding
![Page 328: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/328.jpg)
Let BOSH do the VM orchestration!
![Page 329: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/329.jpg)
Let the infrastructure solve the placement and fragmentation challenge!
![Page 330: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/330.jpg)
Shared Services Instances
![Page 331: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/331.jpg)
• Single VM or single
cluster of VMs
• Single PostgreSQL
server or single
PostgreSQL cluster
• Isolation limited to
PostreSQL multi-
tenancy capabilities
Shared PostgreSQL Cluster > Bad idea
3 VMs
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3
1 VM
Postgresql
VM#1
PostgreSQL Cluster
Single PostgreSQL Server
Service Instance
Service Instance 2
Service Instance 3
Service Instance 1
Service Instance 2
Service Instance 3
Service Instance 1
Service Instance 2
Service Instance 3
Service Instance 1
Service Instance 2
Service Instance 3
Service Instance 1
OR
1x
1x
![Page 332: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/332.jpg)
Shared PostgreSQL = SPOF
![Page 333: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/333.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
![Page 334: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/334.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
App App App App
App App App App
App App App App App
App App App App App App
App App
App App
App App
App App App
App
App App App App App App App
App App App App App App
App App App App App App
App App App App App
App App App App
App App App App App App App App
App App App App App App App App
App App App App App App App App
App App App App App App App
App App App App App App App App App
App App App
Service Instance
Service Instance
Service Instance
![Page 335: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/335.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
App App App App
App App App App
App App App App App
App App App App App App
App App
App App
App App
App App App
App
App App App App App App App
Service Instance
Service Instance
Service Instance
![Page 336: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/336.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
App App App App
App App App App
App App App App App
App App App App App App
App App
App App
App App
App App App
App
App App App App App App App
Service Instance
Service Instance
Service Instance
![Page 337: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/337.jpg)
Your shared PostgreSQL cluster goes down, all your PostgreSQL database instances go down.
![Page 338: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/338.jpg)
Beware of bad neighborhood
![Page 339: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/339.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
![Page 340: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/340.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
👹
👹 👹
👹
👹 👹
👹 👹
![Page 341: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/341.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
👹
👹 👹
👹
👹 👹
👹 👹
![Page 342: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/342.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
Service Instance ⚠
👹
👹 👹
👹
👹 👹
👹 👹
![Page 343: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/343.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
Service Instance ⚠
Service Instance ⚠
Service Instance ⚠ Service Instance ⚠
Service Instance ⚠
Service Instance ⚠ Service Instance ⚠
Service Instance ⚠
Service Instance ⚠
👹
👹 👹
👹
👹 👹
👹 👹
![Page 344: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/344.jpg)
Shared clusters are vulnerable to bad neighbors
![Page 345: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/345.jpg)
Dedicated Service Instances
![Page 346: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/346.jpg)
• Service instance =
dedicated VM or
dedicated cluster of
VMs
• Uses infrastructure
isolation to enable
multi-tenancy support
Dedicated PostgreSQL instances > Good idea
my-3node-postgres-cluster-2
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3
my-single-postgres-1
Postgresql
VM#1
Service Instance
Service Instance
n x
m x
and / or
![Page 347: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/347.jpg)
Cloud Foundry Runtime
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
Postgresql VM#1
Postgresql VM#2
Postgresql VM#3
Service Instance
Postgresql VM
Service Instance
Postgresql VM
Service Instance
Postgresql VM
Service Instance
Postgresql VM
Service Instance
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3
Service Instance
Postgresql VM
Service Instance
Postgresql VM
Service Instance
![Page 348: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/348.jpg)
Cloud Foundry Runtime
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
Postgresql VM#1
Postgresql VM#2
Postgresql VM#3
Service Instance
Postgresql VM
Service Instance
Postgresql VM
Service Instance
Postgresql VM
Service Instance
Postgresql VM
Service Instance
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3
Service Instance
Postgresql VM
Service Instance
Postgresql VM
Service Instance
![Page 349: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/349.jpg)
Cloud Foundry Runtime
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
Postgresql VM#1
Postgresql VM#2
Postgresql VM#3
Service Instance
Postgresql VM
Service Instance
Postgresql VM
Service Instance
Postgresql VM
Service Instance
Postgresql VM
Service Instance
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3
Service Instance
Postgresql VM
Service Instance
Postgresql VM
Service Instance
![Page 350: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/350.jpg)
PostgreSQL failures are contained. Only one service instance affected.
![Page 351: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/351.jpg)
Bad neighborhood protection with dedicated service instances
![Page 352: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/352.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster = Service Instance #2
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
3 VMs
PostgreSQL Cluster = Service Instance #1
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
3 VMs
PostgreSQL Cluster = Service Instance #3
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
![Page 353: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/353.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster = Service Instance #2
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
👹
👹 👹
👹
👹 👹
👹 👹
3 VMs
PostgreSQL Cluster = Service Instance #1
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
3 VMs
PostgreSQL Cluster = Service Instance #3
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
![Page 354: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/354.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster = Service Instance #2
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
👹
👹 👹
👹
👹 👹
👹 👹
3 VMs
PostgreSQL Cluster = Service Instance #1
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
3 VMs
PostgreSQL Cluster = Service Instance #3
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
![Page 355: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/355.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster = Service Instance #2
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
Service Instance ⚠ Service Instance ⚠ Service Instance ⚠
👹
👹 👹
👹
👹 👹
👹 👹
3 VMs
PostgreSQL Cluster = Service Instance #1
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
3 VMs
PostgreSQL Cluster = Service Instance #3
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
![Page 356: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/356.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster = Service Instance #2
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
Service Instance ⚠ Service Instance ⚠ Service Instance ⚠
👹
👹 👹
👹
👹 👹
👹 👹
3 VMs
PostgreSQL Cluster = Service Instance #1
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
3 VMs
PostgreSQL Cluster = Service Instance #3
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
✅
✅
![Page 357: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/357.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster = Service Instance #2
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
Service Instance ⚠ Service Instance ⚠ Service Instance ⚠
👹
👹 👹
👹
👹 👹
👹 👹
3 VMs
PostgreSQL Cluster = Service Instance #1
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
3 VMs
PostgreSQL Cluster = Service Instance #3
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
✅
✅
![Page 358: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/358.jpg)
Cloud Foundry Runtime
3 VMs
PostgreSQL Cluster = Service Instance #2
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
App App App App App App App App App App
Service Instance ⚠ Service Instance ⚠ Service Instance ⚠
👹
👹 👹
👹
👹 👹
👹 👹
3 VMs
PostgreSQL Cluster = Service Instance #1
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
3 VMs
PostgreSQL Cluster = Service Instance #3
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3Service Instance Service Instance Service Instance
✅
✅
Infrastructure isolation
![Page 359: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/359.jpg)
Dedicated clusters isolate bad neighbors
![Page 360: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/360.jpg)
Pre- vs. On-Demand Provisioning
![Page 361: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/361.jpg)
Pre-Provisioned
![Page 362: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/362.jpg)
Pre-provisoned service instances
my-3node-postgres-cluster-2
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3
my-single-postgres-1
Postgresql
VM#1
Service InstanceService Instance
Service Broker
![Page 363: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/363.jpg)
$> cf create-service postgresql single-small my-single-postgres-1
Easy Deployment
![Page 364: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/364.jpg)
Pre-provisioned service instances
my-3node-postgres-cluster-2
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3
my-single-postgres-1
Postgresql
VM#1
Service InstanceService Instance
Service Broker
![Page 365: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/365.jpg)
$> cf create-service postgresql cluster-small my-3node-postgres-
cluster-2
Easy Deployment
![Page 366: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/366.jpg)
Pre-provisioned service instances
my-3node-postgres-cluster-2
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3
my-single-postgres-1
Postgresql
VM#1
Service InstanceService Instance
Service Broker
![Page 367: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/367.jpg)
On-Demand-Provisioned
![Page 368: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/368.jpg)
On-demand provisioned service instances
Service Broker
Some Automation
![Page 369: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/369.jpg)
On-demand provisioned service instances
Service Broker
Some Automation
![Page 370: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/370.jpg)
On-demand provisioned service instances
my-single-postgres-1
Postgresql
VM#1
Service Instance
Service Broker
Some Automation
![Page 371: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/371.jpg)
On-demand provisioned service instances
my-single-postgres-1
Postgresql
VM#1
Service Instance
Service Broker
Some Automation
![Page 372: Beyond 1001 Dedicated Data Service Instances - … Service Instances. Introduction. The Challenge. Given: Application platform based on Cloud Foundry to serve thousands of apps. Application](https://reader035.vdocument.in/reader035/viewer/2022070607/5aa015237f8b9a67178dc1ce/html5/thumbnails/372.jpg)
Pre-provisoned service instances
my-3node-postgres-cluster-2
Postgresql
VM#1
Postgresql
VM#2
Postgresql
VM#3
my-single-postgres-1
Postgresql
VM#1
Service InstanceService Instance
Service Broker
Some Automation