Snappy Sep 27, 2012 Status (no meeting this week)

Actions

• Gavin will write down Q3 frontend goal
• Outreach with Twitter on bug 784920, twitter is causing sync layout which harm the browser when the tab is in the background
• wlach will revew webpagetest.com and compare to eideticker for desktop
• bug 792527 - bas to add Telemetry
• CSS animation start jank - jeff/ehsan to ping david baron (bug 753139)
• bug 781588 - Some work has happened but seems to have paused, lmandel to follow up

Incoming

Nothing incoming.

Projects

Tab switch performance - jrmuizel

Results from the past week

• Prototype of bug 792199 up

Todo this week

• Finish bug 792199

Fix cache - hurley, bbondy

Results from the past week

• bug 105843 - Cache lost if Mozilla crashses. Telemetry data is in and more stablized now. Here is the expected improvements: [bbondy]
  • Windows: 9.3% -> 2.88%
  • Linux: 22.34% -> 6.07%
  • Darwin: 11.85% -> 2.96%

Todo this week

• Won't have time to revisit this for a week or two, but I'll jump in on more of the implementation after that. [bbondy]

Profiler - jrmuizel/BenWa/Ehsan (and more)

Results from the past week

• robcee has integrated the profiler as a devtools: https://twitter.com/robcee/status/251357904060420096 . It defaults to profile only JS for webdevs.
• Planed changes to remote debugging protocol (RDP) for profiling multi-process b2g with jimb/past/glandium

Startup optimizations - bbondy

Results from the past week

• Tim fixed bug 650968 - persona startup slowness, according to Tim's comment 78, may save ~10% of start-up time