Performance/Status Meetings/2008-February-27

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Gecko 1.9 Performance and Leaks Meeting Details

• Wednesdays - Firefox 3 - 10:00am Pacific, 1:00pm Eastern
• Script Conference Room, Building S, Mountain View
• 650-903-0800 or 650-215-1282 x91 Conf# 217 (US/INTL)
• 1-800-707-2533 (pin 369) Conf# 217 (US)
• irc.mozilla.org #perf for backchannel

Leaks

• Ben Turner working on reload holding pages alive for too long?
• Peterv landed patch for session restore leaking restored windows in some cases (such as error pages or pages not finishing loading). (bug 412774)
• 17 P1/P2s still open.
  • bug 409424 Sounds scary. Need an owner.
  • bug 414977 Could potentially be very bad.
  • bug 417132 Looks very bad.
  • bug 419752 Leaking on using bugzilla, or possibly on just start/shutdown.

Action Items

• AI:sicking Look into enabling trace-refcount, without the tracing part in nightlies.
• AI:sicking Test leaked handles on windows manually using purify.
• AI:sayrer Run leak buster while looking for trace-malloc leaks. [didn't get this done--sayrer]

Performance

• Specific remaining perf big-ticket items:
  • spidermonkey with icc (sayrer)
    • icc installation on mac
  • win32: bug 418865, linux: bug 418866 -- PGO (sayrer)
  • bug 417045 - Mac upgrade to 10.5 OS/SDK for spidermonkey perf
    • will try to set up parallel 10.5 machine
  • JS (brendan, igor, shaver, et al.)
    • I don't have detailed bugs here -- hopefully one of the JS guys can provide

• As best we know, we are done on DOM, XPConnect, and other perf
  • still remaining perf items, but nothing critical for 1.9

Action Items

• make faster

Fragmentation

• Remaining:
  • bug 403354 -- Get rid of nsCStringArray ParseString usage [patch]
  • bug 408921 -- Arenas size+header are too big for size classification [patch]

Action Items

• fix things