microsoft virtual server 2005 technical overview john howard, it pro evangelist, microsoft uk

Microsoft Virtual Server 2005Microsoft Virtual Server 2005Technical OverviewTechnical Overview

John Howard, IT Pro Evangelist, Microsoft UKJohn Howard, IT Pro Evangelist, Microsoft UK

http://blogs.technet.com/jhowardhttp://blogs.technet.com/jhoward

http://blogs.technet.com/jhoward

AgendaAgenda

Virtual Server 2005 ScenariosVirtual Server 2005 Scenarios

Virtual Server Migration Toolkit (VSMT)Virtual Server Migration Toolkit (VSMT)

Virtual Server 2005 Architecture Virtual Server 2005 Architecture

DemonstrationsDemonstrations

Microsoft Virtual Server 2005Microsoft Virtual Server 2005The most cost-effective virtual machine solution The most cost-effective virtual machine solution

designed for Windows Server 2003 designed for Windows Server 2003 to increase operational efficiencyto increase operational efficiency

Migration and consolidation

• Legacy custom applicationsLegacy custom applications• Departmental/branch office serversDepartmental/branch office servers

• Disaster recovery sitesDisaster recovery sites

Software test/development• Consolidation/automation of a centrally managed server Consolidation/automation of a centrally managed server farmfarm• Simulation of distributed applications/services on a Simulation of distributed applications/services on a single systemsingle system

VMVMVM

VM

VMVM

VM

VMVMVM

VM VMVM

VMVM

VMVMVM

VM

VM VMVMVM

VM

Key Benefits: Improved hardware efficiency and increased productivity

Test/Development ScenarioTest/Development Scenario

No packets hit the production network

Uniform regression testing WITHdeveloper flexibility

““Dev/Test-in-a-box”Dev/Test-in-a-box”

Fully-patched suite of test Fully-patched suite of test servers deployed from servers deployed from centrally-managed VM librarycentrally-managed VM library

New application/service New application/service regression- tested across regression- tested across distributed interactivity prior to distributed interactivity prior to staging and productionstaging and production

Customer benefit: lower risk, Customer benefit: lower risk, higher quality, faster higher quality, faster deploymentsdeployments

Branch Office ScenarioBranch Office Scenario

““Branch-in-a-box”Branch-in-a-box”

Single Server in a Branch Single Server in a Branch running various services. File and running various services. File and Print, DC, LOB applications.Print, DC, LOB applications.

DC in a virtual machine on a DC in a virtual machine on a guest operating system with guest operating system with application services running on application services running on the host operating systemthe host operating system

DC on the host operating system DC on the host operating system with application services running with application services running in a virtual machine on a guest in a virtual machine on a guest operating systemoperating system

DC and applications running in DC and applications running in virtual machines on separate virtual machines on separate guest operating systems with guest operating systems with host operating system for host operating system for administration onlyadministration only

AgendaAgenda



Virtual Server 2005 Architecture Virtual Server 2005 Architecture


VSMT ScenariosVSMT Scenarios

Application Rehosting Application Rehosting Allows application to be moved to new hardware for better Allows application to be moved to new hardware for better performance, reliability, and maintainability.performance, reliability, and maintainability.

Server ConsolidationServer ConsolidationConsolidate multiple physical servers onto a smaller number of Consolidate multiple physical servers onto a smaller number of physical serversphysical servers

Each of the original physical servers runs in its own Virtual Each of the original physical servers runs in its own Virtual Machine to maintain application isolation, security, and operating Machine to maintain application isolation, security, and operating system environmentsystem environment

VSMT enables both scenarios by automating the VSMT enables both scenarios by automating the migration of the operating system and installed migration of the operating system and installed applications from a physical server to a Virtual applications from a physical server to a Virtual ServerServer

VS Migration ToolkitVS Migration Toolkit

“Old” Server W2K3 ServerWith Virtual Server 2005 & VSMT

W2K3 Serverwith ADS 1.0 & VSMT

Run gatherhw.exe

Move outputXML file to ADScontroller

Run VMScript.exe tovalidate HW config and generate custom scripts

Run generated capture.cmd

Manually PXE boot to ADS Deployment Agent, causing image to be captured

Power off old hardware (Automatic)

Run generated CreateVM.cmd, which executes a task sequence to create a Virtual Server on the Virtual Server Host Run generated DeployVM.cmd, which executes a task sequence to deploy the captured image to the new Virtual Server

Configure VM settings, network and storage configuration & VM additions

Task

seq

uenc

e ex

ecut

ion

VSMT Toolkit FunctionalityVSMT Toolkit Functionality

• Migrates physical server to Virtual Server (P2V)Migrates physical server to Virtual Server (P2V)

• Moves entire operating system and installed Moves entire operating system and installed applications by moving disk imagesapplications by moving disk images

• Server retains its identity after the moveServer retains its identity after the move

• Actual process takes around an hour per server after Actual process takes around an hour per server after the planning and infrastructure setup is completethe planning and infrastructure setup is complete

• Targeted for use by IT professionals or by MCSTargeted for use by IT professionals or by MCS

• Requires some scripting knowledge and Windows Requires some scripting knowledge and Windows Server expertiseServer expertise

• Requires DHCP and ADS infrastructuresRequires DHCP and ADS infrastructures

VSMT PrerequisitesVSMT Prerequisites

Microsoft ADS, runs on Windows Server 2003 Microsoft ADS, runs on Windows Server 2003 Enterprise EditionEnterprise Edition

Sufficient disk space on ADS Server to store Sufficient disk space on ADS Server to store images of servers during migration processimages of servers during migration process

Microsoft Virtual Server 2005Microsoft Virtual Server 2005

Sufficient resources (memory, disk, network) on the Sufficient resources (memory, disk, network) on the Virtual Server to support migrated systemsVirtual Server to support migrated systems

Virtual Server and VSMT (with ADS) can be on Virtual Server and VSMT (with ADS) can be on the same box.the same box.

VSMT RequirementsVSMT Requirements

Physical source machine requirementsPhysical source machine requirements

Operating SystemsOperating Systems

NT Server 4.0 SP6aNT Server 4.0 SP6a

Windows 2000Windows 2000

Windows Server 2003Windows Server 2003

Minimum of 96MB of physical memory installedMinimum of 96MB of physical memory installed

WMI must be installed and functional WMI must be installed and functional

Primary NIC must be PXE 0.99c compatible and system must be able Primary NIC must be PXE 0.99c compatible and system must be able to perform a PXE boot, via ROM or RBFG diskto perform a PXE boot, via ROM or RBFG disk

Migration TipsMigration Tips

Before you start a migration, always:Before you start a migration, always:

Verify adequate disk resources are available on the VS Host and ADS Verify adequate disk resources are available on the VS Host and ADS Image ServersImage Servers

Verify adequate memory resources are available on the VS HostVerify adequate memory resources are available on the VS Host

Have access to a local admin-level account on the machine to be Have access to a local admin-level account on the machine to be migratedmigrated

Decide on a retention plan for the physical server and image capturesDecide on a retention plan for the physical server and image captures

VSMT LimitationsVSMT LimitationsLimitationsLimitations

Servers with hardware not emulated in VS cannot be Servers with hardware not emulated in VS cannot be moved – E.G.: Parallel port dongle, USB, HBAsmoved – E.G.: Parallel port dongle, USB, HBAs

Physical servers with less than 96MB of memory Physical servers with less than 96MB of memory cannot run migration tools (160MB if FAT partitions)cannot run migration tools (160MB if FAT partitions)

Cannot migrate SAN data - must be copied manuallyCannot migrate SAN data - must be copied manually

Some hardware configurations will require manual Some hardware configurations will require manual intervention in the migration process, particularly with intervention in the migration process, particularly with NT 4.0NT 4.0

Targeted for IT-Pros or consultantsTargeted for IT-Pros or consultants

Requires some scripting knowledgeRequires some scripting knowledge

Requires DHCP, PXE and ADS knowledgeRequires DHCP, PXE and ADS knowledge

Virtual Server Migration ToolkitVirtual Server Migration Toolkit

DemoDemo

AgendaAgenda



Virtual Server 2005 ArchitectureVirtual Server 2005 Architecture


x86/x64 serverx86/x64 server

ApplicationApplicationGuest OSGuest OS


VirtualVirtualH/WH/W



Up to 32 host CPUsUp to 32 host CPUs

Up to 64GB host RAMUp to 64GB host RAM

VS leverages existing system storage, VS leverages existing system storage, networking and security infrastructurenetworking and security infrastructure

Teamed NICs, teamed HBAsTeamed NICs, teamed HBAs

VS Standard Edition Optimized for VS Standard Edition Optimized for Windows Server 2003 Standard Edition Windows Server 2003 Standard Edition (2-4P/32GB)(2-4P/32GB)

VS Enterprise Edition Optimized for VS Enterprise Edition Optimized for Windows Server 2003 Enterprise Edition Windows Server 2003 Enterprise Edition (<8P/64GB)(<8P/64GB)

Support for X64 OS due in Virtual Server Support for X64 OS due in Virtual Server SP1 (32bit Guests)SP1 (32bit Guests)

Up to 32 host CPUsUp to 32 host CPUs

Up to 64GB host RAMUp to 64GB host RAM

VS leverages existing system storage, VS leverages existing system storage, networking and security infrastructurenetworking and security infrastructure

Teamed NICs, teamed HBAsTeamed NICs, teamed HBAs

VS Standard Edition Optimized for VS Standard Edition Optimized for Windows Server 2003 Standard Edition Windows Server 2003 Standard Edition (2-4P/32GB)(2-4P/32GB)

VS Enterprise Edition Optimized for VS Enterprise Edition Optimized for Windows Server 2003 Enterprise Edition Windows Server 2003 Enterprise Edition (<8P/64GB)(<8P/64GB)

Support for X64 OS due in Virtual Server Support for X64 OS due in Virtual Server SP1 (32bit Guests)SP1 (32bit Guests)

http://www.microsoft.com/winlogo/hardware/







VS works with Windows:VS works with Windows:

Heartbeat from kernel/ schedulerHeartbeat from kernel/ scheduler

Windows Device driversWindows Device drivers

VS works with Windows:VS works with Windows:

Heartbeat from kernel/ schedulerHeartbeat from kernel/ scheduler

Windows Device driversWindows Device drivers








Virtualisation infrastructureVirtualisation infrastructure

VM monitorVM monitor

COM APICOM API

Resource managementResource management

WMI/event log integrationWMI/event log integration

Multiple Threaded SupportMultiple Threaded Support

Virtualisation infrastructureVirtualisation infrastructure

VM monitorVM monitor

COM APICOM API


WMI/event log integrationWMI/event log integration

Multiple Threaded SupportMultiple Threaded Support








Industry-standard device modelsIndustry-standard device models

Intel 440BX motherboardIntel 440BX motherboard

Intel 21141 NICIntel 21141 NIC

S3 Trio64 SVGA with 2D S3 Trio64 SVGA with 2D hardware acceleration hardware acceleration

IDE/ATAPI controllerIDE/ATAPI controller

Adaptec 2940 SCSI Adaptec 2940 SCSI controllercontroller

Legacy devices Legacy devices

KBD, Mouse, COM, KBD, Mouse, COM, LPT portsLPT ports..

NO custom drivers in guestNO custom drivers in guest

Industry-standard device modelsIndustry-standard device models

Intel 440BX motherboardIntel 440BX motherboard

Intel 21141 NICIntel 21141 NIC

S3 Trio64 SVGA with 2D S3 Trio64 SVGA with 2D hardware acceleration hardware acceleration

IDE/ATAPI controllerIDE/ATAPI controller

Adaptec 2940 SCSI Adaptec 2940 SCSI controllercontroller

Legacy devices Legacy devices

KBD, Mouse, COM, KBD, Mouse, COM, LPT portsLPT ports..

NO custom drivers in guestNO custom drivers in guest







Virtual Server 2005 ArchitectureVirtual Server 2005 ArchitectureGuest OS:Guest OS:

Runs all major x86 OSesRuns all major x86 OSes

3.6GB RAM3.6GB RAM

4 NICs4 NICs

56.5TB storage (IDE -SCSI)56.5TB storage (IDE -SCSI)

2-N failover MSCS clustering2-N failover MSCS clustering

VM to VM same VS Host VM to VM same VS Host ServerServer

SCSI limits cluster sizeSCSI limits cluster size

ISCSI will support more ISCSI will support more cluster nodes and VM to VM cluster nodes and VM to VM clusters across hosts.clusters across hosts.

Supported Guest OSSupported Guest OS


Windows 2000 ServerWindows 2000 Server

(NT 4.0 Server )(NT 4.0 Server )

Guest applications:Guest applications:

NO rewriting, retraining.NO rewriting, retraining.

Guest OS:Guest OS:

Runs all major x86 OSesRuns all major x86 OSes

3.6GB RAM3.6GB RAM

4 NICs4 NICs

56.5TB storage (IDE -SCSI)56.5TB storage (IDE -SCSI)

2-N failover MSCS clustering2-N failover MSCS clustering

VM to VM same VS Host VM to VM same VS Host ServerServer

SCSI limits cluster sizeSCSI limits cluster size

ISCSI will support more ISCSI will support more cluster nodes and VM to VM cluster nodes and VM to VM clusters across hosts.clusters across hosts.

Supported Guest OSSupported Guest OS


Windows 2000 ServerWindows 2000 Server

(NT 4.0 Server )(NT 4.0 Server )

Guest applications:Guest applications:

NO rewriting, retraining.NO rewriting, retraining.


Virtual Server 2005 ComponentsVirtual Server 2005 Components

The Virtual Server 2005 user Interface is Web-based and has two components The Virtual Server 2005 user Interface is Web-based and has two components

The Web Server – a CGI file uses the VS COM API to create the UI contentThe Web Server – a CGI file uses the VS COM API to create the UI content

The Administration Interface – a standard browser that displays the UIThe Administration Interface – a standard browser that displays the UI

These components can reside remotely or locally to the VS serviceThese components can reside remotely or locally to the VS service

Can use HTTPS to communicate to web serviceCan use HTTPS to communicate to web service

VM user interaction is remoted using a Virtual Machine Remote Control (VMRC) linkVM user interaction is remoted using a Virtual Machine Remote Control (VMRC) link

Uses NTLM or Kerberos authentication Uses NTLM or Kerberos authentication

VS Service VS Service

Web ServerWeb Server

AdministrativeAdministrativeInterfaceInterface

VMRCVMRC

HTTPSHTTPS DCOMDCOM

VM 1VM 1

VM 2VM 2

VM 3VM 3

IIS ServiceIIS Service

Virtual Server CGIVirtual Server CGI

Internet ExplorerInternet Explorer

VMRC ClientVMRC Client

CPU resource allocation policiesCPU resource allocation policies

max: 20%max: 20%min: 5%min: 5%

wt: 100wt: 100

max: 20%max: 20%min: 10%min: 10%

wt: 100wt: 100max: 50%max: 50%

min: 25%min: 25%

wt: 100wt: 100

Web serverWeb serverWeb serverWeb server Business logicBusiness logic DatabaseDatabase

VMVM VMVM VMVM

Workload management featuresWorkload management features

Weighting policy enforces database SLA Weighting policy enforces database SLA vis-à-vis other VMs

Minimum reserve policy: other VMs not CPU-starved balanced workload

Recommend reserve 1 CPU for VS host

1GB1GB

Total RAM: 4GBTotal RAM: 4GB

512K512K

1.5GB1.5GB


VMVM VMVM VMVM

Memory features in actionMemory features in action

No memory overcommit: running VMs’ RAM cannot exceed physical RAMNo memory overcommit: running VMs’ RAM cannot exceed physical RAM

Dynamic memory add/delete not currently supportedDynamic memory add/delete not currently supported

Recommend 512MB VS host + 15MB for VS serviceRecommend 512MB VS host + 15MB for VS service

Virtual Disk DrivesVirtual Disk DrivesIDEIDE

Up to four IDE drives (128GB per drive)Up to four IDE drives (128GB per drive)

SCSISCSI

Up to four SCSI controllersUp to four SCSI controllers

Up to seven drives per controller (2TB max per drive)Up to seven drives per controller (2TB max per drive)

Maximum 56 TB per VMMaximum 56 TB per VM

.VHD files on host.VHD files on host

Created using Virtual Disk ManagerCreated using Virtual Disk Manager

Virtual Disk DrivesVirtual Disk DrivesDynamically expandingDynamically expanding

Fixed sizeFixed size

Difference driveDifference drive

Read only parent fileRead only parent file

Changes written to a difference fileChanges written to a difference file

Linked drive – Uses a physical driveLinked drive – Uses a physical drive

Undo capabilityUndo capability

Saves all drive updates in special case, difference drivesSaves all drive updates in special case, difference drives

Updates committed or discarded at shutdownUpdates committed or discarded at shutdown

Virtual Disk DrivesVirtual Disk Drives

Base virtual hard disk types

Dynamically expanding vhds

Default type: grows as needed

Fixed size virtual hard disks Highest performance type

Linked virtual hard disks Links a physical data disk to a virtual hard disk

State drive types

Undo virtual hard disks Non-persistent, per-VM

Differencing virtual hard disks

Persistent parent-child hierarchy

Saved states Flush memory to disk (like hibernation)

HostHostGuest

HostHostGuest

2TB2TB

1GB

2TB2TB2TB

HostHost GuestGuest

VM

HostHost

BaseBase SP1SP1 SP2SP2

BaseBaseSessionSession

Virtual Networks (VNs)Virtual Networks (VNs)

Virtual networks with no NIC connected (Guests Only)Virtual networks with no NIC connected (Guests Only)

All routing is performed local to Virtual ServerAll routing is performed local to Virtual Server

A virtual DHCP server provides IP addresses to VMs on the networkA virtual DHCP server provides IP addresses to VMs on the network

VM1VM1

Physical 1Physical 1

VM2VM2 VM3VM3

Physical 2Physical 2

Default Default NetworksNetworks

User User created created

NetworksNetworks

ExampleExampleVM1 – the default internal and NIC1 networksVM1 – the default internal and NIC1 networks

VM2 – new internal network created; connects to it and the default NIC2 networkVM2 – new internal network created; connects to it and the default NIC2 network

VM3 – the default internal network, the NIC1 network and the new internal networkVM3 – the default internal network, the NIC1 network and the new internal network

InternalInternal

UserUser

Max four Virtual Networks per VMMax four Virtual Networks per VM

Default installationDefault installation

One per physical NICOne per physical NIC

One with no NIC (Internal)One with no NIC (Internal)

Create your ownCreate your own

Virtual Networking featuresVirtual Networking featuresVirtual Networking featuresVirtual Networking features

Private virtual Private virtual networknetwork

Virtual NICSVirtual NICS Virtual NICs Virtual NICs

Virtual Networks in actionVirtual Networks in action

Hardware serverHardware serverHardware serverHardware server

Private internal networkPublic external network

Virtual DHCP ServerVirtual DHCP Server


VMVM VMVM VMVM

Virtual SwitchVirtual Switch Virtual SwitchVirtual Switch

Virtual Server ManageabilityVirtual Server ManageabilityMicrosoft Operations Manager 2005 with the Management Pack for Virtual Server 2005 provides industry-leading Windows health and performance monitoring capabilities—a familiar interface that your staff already knows.

Microsoft Operations Manager 2005 with the Management Pack for Virtual Server 2005 provides industry-leading Windows health and performance monitoring capabilities—a familiar interface that your staff already knows.

Microsoft Automated Deployment Services—included with Windows Server 2003 Enterprise Edition—provides a powerful unified interface for automated provisioning and deployment of both host and guest Windows OSes.

Microsoft Automated Deployment Services—included with Windows Server 2003 Enterprise Edition—provides a powerful unified interface for automated provisioning and deployment of both host and guest Windows OSes.

SummarySummary

Scenarios Scenarios

Test & DevelopmentTest & Development

RehostingRehosting

FlexibleFlexible

Capable of complex modelling scenariosCapable of complex modelling scenarios

ManageableManageable

VMRC/Admin Interface remote controlVMRC/Admin Interface remote control


ScriptingScripting

Microsoft Operations Manager Management PackMicrosoft Operations Manager Management Pack

© 2004 Microsoft Corporation. All rights reserved. This presentation is for informational purposes only.© 2004 Microsoft Corporation. All rights reserved. This presentation is for informational purposes only.MICROSOFT MAKES NO WARRANTIES, EXPRESS OR IMPLIED, IN THIS SUMMARY.MICROSOFT MAKES NO WARRANTIES, EXPRESS OR IMPLIED, IN THIS SUMMARY.

Microsoft Virtual Server 2005Microsoft Virtual Server 2005Technical OverviewTechnical Overview

John Howard, IT Pro Evangelist, Microsoft UKJohn Howard, IT Pro Evangelist, Microsoft UK

http://blogs.technet.com/jhowardhttp://blogs.technet.com/jhoward

http://blogs.technet.com/jhoward

microsoft virtual server 2005 technical overview john howard, it pro evangelist, microsoft uk

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