Post on 17-Oct-2014
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kastner@gmail.com / @kastnerjgoulah@gmail.com / @johngoulah
Put a Button on itRemoving Barriers to Going Fast
Thursday, March 8, 2012
Thursday, March 8, 2012
1+ Billion Pageviews Per Month
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Speed
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~100 Engineers
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Barriers
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etsy.github.com
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Thursday, March 8, 2012
Optimization
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Happiness
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Sad Engineers are Bad Engineers
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Barriers
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Process
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“Process is an embedded reaction to prior stupidity”
– Clay ShirkyThursday, March 8, 2012
Fear
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Thursday, March 8, 2012
Correctness
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Text"My strategy has always been: be wrong as
fast as we can, Which basically means, we're gonna screw up, … Let's not be afraid of that."
– Andrew StantonThursday, March 8, 2012
Legacy
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How?
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Communication
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Trust
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Openness
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Constant Improvement
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Then vs. Now
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2009
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2009 2011
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2009
Single Deploy
Master
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2009 2011
Single Deploy
Master
Anyone Can
Deploy
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2009
Rollback in
Fear
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2009 2011
Rollback in
Fear
Roll Forward
to Victory
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2009
All Day
Deploys
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2009 2011
All Day
Deploys
Deploy All
Day
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So, what does Etsy optimize for?
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MTTR vs. MTBF
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Default to Open
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Culture First
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If it’s your first day at Etsy, you must deploy!
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Doing the dumbest thing that can possibly work
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Committing to Trunk
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Branching in Code
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if ($cfg["new_search"]) {// new hotness$resp = search_solr();
} else {// old busted$resp = search_grep();
}
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Configuration is Code
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$cfg["new_search"] = true;
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Blameless Post-mortems
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Databases are Different
Thursday, March 8, 2012
Does it Work?
Thursday, March 8, 2012
Thursday, March 8, 2012
Vertical Line Technology™
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Thursday, March 8, 2012
6 Change-related incidents in 2010
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November code-freeze
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November code-freeze
721 DeploysThursday, March 8, 2012
Deployinator
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Thursday, March 8, 2012
Thursday, March 8, 2012
Thursday, March 8, 2012
Capistrano
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PuppetCapistrano
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FabricPuppet
Capistrano
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FabricChef
PuppetCapistrano
Thursday, March 8, 2012
Thursday, March 8, 2012
Thursday, March 8, 2012
Thursday, March 8, 2012
Thursday, March 8, 2012
Thursday, March 8, 2012
Communication
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Thursday, March 8, 2012
Thursday, March 8, 2012
Thursday, March 8, 2012
Thursday, March 8, 2012
Thursday, March 8, 2012
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Dashboard Driven Development
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13:15 < devbot> PRODUCTION deployed by jclarke version: 4b64cae-20111026-180816-UTC took: 46.697705 seconds diff: http://deployinator/diff/web/a6de636/4b64cae
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Etsy Confidential
Thursday, March 8, 2012
Deployinator Deploy Host
Web 1 Web 2 Web N
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Deployinator Deploy Host
Web 1 Web 2 Web N
ssh
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Deployinator Deploy Host
Web 1 Web 2 Web N
ssh
dsh
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Deployinator Deploy Host
Web 1 Web 2 Web N
ssh
dsh
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Deployinator Deploy Host
Web 1 Web 2 Web N
ssh
dshRsync
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What’s Stopping You?
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Know what you’re optimizing for
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Open Source Software!
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Thank yougithub.com/etsy
Thursday, March 8, 2012