Performance/Status Meetings/2008-January-23: Difference between revisions

Performance/Status Meetings/2008-January-23 (view source)

167 bytes removed , 23 January 2008

Confirmed users, Bureaucrats and Sysops emeriti

792

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 ** linux: middle on 1.8, now fastest on 1.9 (30% improvement)
-* massive Ts regression in 2006
+* Ts improvements
 ** Ts analysis: {{bug|406810}}
-** Related to thread manager landing
+** {{bug|311566}} - nsCSSScanner::GatherIdent does lots of string appending
-** Darin thinks it might be excessive painting.
+** {{bug|412796}} - Optimize fastload system (mmap fileIO, endianness, packed structs)
+** {{bug|411579}} - Optimize read file buffer sizes for faster startup times
 * Profile Guided Optimization
-** WPO turned on for windows ({{bug|361343}}) -- nice performance win on XP
+** {{bug|361343}} - Win32 turn-on; {{bug|410994}} - PGO Spidermonkey
-** Spidermonkey seems to respond well to PGO under GCC ({{bug|410994}})
+** TODO: Figure out Linux (sayrer)
-** sayrer has entire browser building with -fprofile-generate on Linux. no results yet.
+** TODO: Fix win32 breakage (cairo; possibly fixed with cairo patch?)
-** dbaron: shipped fx 1.0 with PGO on linux as well, was a 10% perf win... but compiler upgrade + build system breakage stopped us.  We need to restart this on linux (and see about OSX).
-** -GL breaks some things on win32
-* {{bug|353962}} -- JS spinlocks vs. full locks (Crashes in Fx2)
+* Other
-* {{bug|196843}} -- CSS fastload
+** {{bug|353962}} -- JS spinlocks vs. full locks (Crashes in Fx2)
 * On radar (unowned stuff that people have mentioned have mentioned we should look at at some point)