Large scale websites performance optimisation tricks

on YouTube ↗56m

" summary

Revamps a US airline website to survive Black Friday and Cyber Monday traffic by making PHP services return 204 No Content so heavy searches run asynchronously and results pre-cache into varnish + memcache, single-page apps poll memcache, and parallel product lookups use curl_multi. Deploys use siloed clusters behind an F5 with Ansible automation for zero-downtime upgrades, a one-year delivery target across teams in 10 time zones, built on a Symfony2 foundation.

AI-written summary · about

" chapters (9)

1. 0:00LARGE-SCALE WEBSITES PERFORMANCE OPTIMISATION TRICKS
2. 10:12TECHNOLOGY STACK
3. 21:50STATIC DATA
4. 24:49ANATOMY OF A SILO
5. 28:50component
6. 31:06THE 204 TRICK
7. 39:50ERROR HANDLING
8. 42:09PARALLELISM
9. 45:21LESSONS LEARNED

" related talks

• 45mSurviving a Prime Time TV CommercialDavid Zülke · Dutch PHP Conference 2013
• 47mFrom Legacy to High-Load: Evolution of a Web ApplicationYevgen Lysenko · Highload fwdays'18
• 29mModern Websites for E-commerce in the Real WorldCheney Tsai, Ramya Raghavan · Chrome Dev Summit 2018
• 41mHigh Performance Kick-Ass Web AppsStoyan Stefanov · JSConf 2009
• 37mScaling Rails for Black Friday and Cyber MondayChristian Joudrey · RailsConf 2015
• 35mPHP: Performance and application development — what we diagnosedMaciej Malarz · 4Developers 2020
• 45mSpeeding up Code, Webpages and TeamsChristian Hardenberg · code.talks 2014
• 50mBuilding and Operating Online Shops under Extreme LoadPhilipp v. Criegern · code.talks 2017