Surviving an earthquake's worth of traffic

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Surviving an earthquake's worth of traffic

  1. 1. What does an earthquake look like? When you run an earthquake website Dylan Jay @djay75 dylan@pretaweb.com
  2. 2. (its python, its good!)
  3. 3. We do mostly do .gov.au
  4. 4. Victorian SES● Wanted CMS● Wanted Multi-site● Wanted it secure● Wanted to theme it themselves● That wont fall over in a disaster ● 99.99% uptime ● Thats < 4.5min per month● So we built it for them
  5. 5. Architecture● Lots of pipes → ● CDN → ● Nginx → ● Varnish → ● Haproxy → ● Zope/Plone → ● MySQL● x2 (SA & NSW)
  6. 6. Plones cache management rocks!
  7. 7. It was load testedFirst checked with Funkload (its python, itsgood!)● WebUnit● Automated distributed testingThen with jmeter (SaaS)Then we got the hoster to do it :)
  8. 8. Prediction: 840k in 15min
  9. 9. 0 to 21Gbs and 130k rpsebay.coms traffic10 billion page views/monthWith no warning
  10. 10. No downtime!
  11. 11. Unlike our competitors
  12. 12. What does an earthquake look like? When you run an earthquake website! Dylan Jay @djay75 dylan@pretaweb.com

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