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Addicted to Stable a.k.a how to sleep like an octocat

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Hundreds of Sites

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Hundreds of Sites Thousands of Decks

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Hundreds of Sites Thousands of Decks Millions of People

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Hundreds of Sites Thousands of Decks Millions of People Billions of Views

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“ People want features, but need stability.

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Sta·ble Not likely to change or fail

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App Code and Servers

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Testing Automate

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?

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? test/unit

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? rspec test/unit

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? rspec test/unit minitest

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YES

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design YES

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design YES change

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design YES change regression

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Work by me

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Work by me Pushed code fix

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Work by robots

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Work by robots Closed issue

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Work by robots Closed issue Ran test suite

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Work by robots Closed issue Ran test suite Deployed code

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Backup and Restore Automate

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A Single Server Never trust

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Replicate

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Replicate Promote

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Replicate Promote Practice

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“ Me, at 8pm on a Saturday I’m confirming the steps and order of commands.

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Deleted Everything I accidentally Sincerely, Your Employee

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Deleted Everything I accidentally Sincerely, Your Customer

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users users.archived gauges gauges.archived

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hubot restore

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Deleted Everything I accidentally Sincerely, You

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Deployment Automate

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hubot deploy github

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hubot deploy speakerdeck

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hubot deploy gauges

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hubot deploy gauges/my-branch

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puppet https://github.com/puppetlabs/puppet

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moonshine https://github.com/railsmachine/moonshine

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HOSTFILTER=‘app7.foo.com’ \ cap production deploy:setup

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HOSTFILTER=‘app7.foo.com’ \ cap production deploy

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Exceptions Collect and Fix

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< 1 exception per million page views (gauges)

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Metrics Collect and Graph

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Alerts Email, Push and SMS

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Nagios

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Pingdom Nagios

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Pager Duty Pingdom Nagios

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Failover Automate

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web1 web2 haproxy/heartbeat

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Tracking app3 app4 app5 app6 web1 web2

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Tracking app3 app4 app5 app6 web1 web2 - option httpchk GET /pulse/tracking

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Tracking app3 app4 app5 app6 web1 web2 class PulseApp < Sinatra::Base get '/pulse/tracking' do pulse :kestrel end end

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Tracking app3 app4 app5 app6 web1 web2 app1 app2 Reporting

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Tracking app3 app4 app5 app6 web1 web2 app1 app2 Reporting - option httpchk GET /pulse/reporting

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Tracking app3 app4 app5 app6 web1 web2 app1 app2 Reporting class PulseApp < Sinatra::Base get '/pulse/reporting' do pulse :mongo end end

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Tracking app3 app4 app5 app6 web1 web2 q1 q2 app1 app2 Reporting

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Tracking app3 app4 app5 app6 web1 web2 q1 q2 Workers db1 db2 db3 app1 app2 Reporting

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Team Collaboration and Freedom

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46 hubbers When I started in December

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115 hubbers As of August 31, 2012 at 10:43am EST

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How is that stable???

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Collaborate Always

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Pull Requests Discussion + ❤

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Chat Campfire to your phone

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Video Face to face and Pairing

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Internal Tools Ideas, Hiring, Music and more!

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300+ ideas

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300+ ideas 3000+ comments

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300+ ideas 3000+ comments 100+ people

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Communicate Always

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4300+ statuses

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4300+ statuses 4200+ comments

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4300+ statuses 4200+ comments 100+ people

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170 talks

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170 talks 112 people

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170 talks 112 people 2 summits/year

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Document Always

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Empower Always

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Anyone can view

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Anyone can view Anyone can commit

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Anyone can view Anyone can commit Anyone can deploy

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296 branches

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296 branches 2980 commits

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296 branches 2980 commits 307 issues

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IN ONE MONTH

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ONLY THE WEB APP

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Brand Surprise and Delight

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Feedback Stupid Easy

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support@github.com speakerdeck@github.com gauges@github.com

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Support Fast and Friendly

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Documentation Useful and Thorough

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Communication Honest and Open

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If you present, GitHub covers the bill for you.

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If you present, GitHub covers the bill for you and a buddy.

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“ On Saturday, June 2nd, we had a perfect storm of cascading failures resulting in around four hours of lost tracking data.

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“ We have commissioned a new database cluster with automatic failover that we hope to be using sometime next week.

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“ We hate that we lost your data. Know that we have learned from this and will rise from the ashes of your data loss like a GLORIOUS PHOENIX.

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Celebration Public and Genuine

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automate testing, backing up, restoring, deploying, collect exceptions, metrics, send alerts, fail gracefully, collaborate, communicate, document all the things, empower, get feedback, provide awesome support, communicate, celebrate

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The End.