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Stefan WillkommerCEO and Co-Founder@ TechDivision

swillkommer

The Story about Selling the Unicorn

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2010

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2016

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31-10-2016

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1-11-2016

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simple start,fatal consequences

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• normally 100 orders per day

• between 1. and 2. November over 6.000 Orders

• Server for the first action

• 4 CPU Cores

• 8 GB Ram

The Setup

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7-11-2016

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The new Setup

• Server Upgrade (HA)

• 2 x Quad Core

• 28 GB RAM

• SSD

• Software Upgrade

• FPC

• Magento

• Infrastructure

• Cloudfrount

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Loadtests upfront

• 10.000 Requests/s to catalogue

• 200 Requests/s. cart and checkout

• 5 Orders/s.

=> apx. 20 times of the traffic of the first time

simple start,more fatal consequences

14-11-20160:00 o’clock

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Twitter, Facebook and the social media….

#glittersport

#einhorn#ritter-sport

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caching is everything

and nothing

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The analogy

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• 40.000 Concurrent-Users in Peak-times (TV Product-Placement at Prime Time)

• Page-loading < 0.5 Seconds

• Hosting via Amazon Cloud (AWS) incl. Cloudfront Services

• 2 Live-applicationserver + 1 Varnish Server + 1 Server for DB, Redis, Elastic + 1 Loadbalancing

• 2 Applicationserver as spare

• Setup designed for 250.000 Concurrent User within 1 hour

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The AWS Setup

• 1 x ELB (Elastic Load Balancing)

• 6 x EC2 Web nodes (c4.8xlarge)

• 36 v CPUS, 64 Bit, 60 GB RAM, 10 GBit Network

• 1 x EC2 DB (c4.8xlarge)

• 36 v CPUS, 64 Bit, 60 GB RAM, 10 GBit Network

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sold out

15-11-201619:00 o’clock

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300.000 concurrent users90% of the requests to cart and checkout35 orders/s in peak

over 1.000 orders per minute

At a glance

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over 10.000 chocolate bars per minute

2 GB/Min Traffic only through website

27.000 Databaserequests/Sek. (90MB/s)1.2 mio orders per day (extrapolated)

At a glance

key learnings

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be aware of all sales eventsthe day always starts at 0:00 o’clockcaching is not always a solution

high dimensional scaling only works in the cloud

be prepared for everything

Key learnings

oops, we did it again…

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Thank you

Questions?Stefan Willkommertwitter: swillkommer