101
edits
| (40 intermediate revisions by 8 users not shown) | |||
| Line 1: | Line 1: | ||
__NOTOC__ | |||
= Overview = | = Overview = | ||
'''Description:''' Improve startup time of Firefox and Fennec on all operating systems and platforms, including mobile devices. | '''Description:''' Improve startup time of Firefox and Fennec on all operating systems and platforms, including mobile devices. | ||
'''Project lead:''' | '''Project lead:''' <br/> | ||
'''Project members:''' | '''Project members:''' Taras Glek, Ben Hsieh, Steve Fink, Michael Wu, Shawn Wilsher | ||
'''Bugs:''' [http://tinyurl.com/ygbnzmd Open] | [http://tinyurl.com/yjp8d6w Fixed] | [http://bit.ly/5t9fA9 Fixed in 3.6] | '''Bugs:''' [http://tinyurl.com/ygbnzmd Open] | [http://tinyurl.com/yjp8d6w Fixed] | [http://bit.ly/5t9fA9 Fixed in 3.6] | ||
'''Results''': [http:// | '''Results''': [http://graphs.mozilla.org/dashboard/snapshot/ Performance Snapshot] (snapshot numbers for last 7 days, and version comparisons) | ||
'''Graphs:''' [http://bit.ly/5fjmP9 Windows XP] | [http://bit.ly/8FjKvj Windows Vista] | [http://bit.ly/7aHx3r Mac Leopard] | [http://bit.ly/8wUHGs Linux] | '''Graphs:''' [http://bit.ly/5fjmP9 Windows XP] | [http://bit.ly/8FjKvj Windows Vista] | [http://bit.ly/7aHx3r Mac Leopard] | [http://bit.ly/8wUHGs Linux] | ||
| Line 15: | Line 16: | ||
=Active Projects= | =Active Projects= | ||
<onlyinclude> | |||
{|border="1" cellspacing="0" cellpadding="2" | |||
!Estimated win | |||
!Bug # | |||
!Summary | |||
!Owner | |||
!Status | |||
!Notes | |||
|- | |||
|~10% | |||
|[[Firefox/Projects/2010Q3_Dirty_Startup_Reduction|"Dirty Profile" Startup Reduction]] | |||
|Constant startup relative to profile size | |||
|Shawn Wilsher | |||
| | |||
| | |||
|- | |||
|significant | |||
|{{bug|558200}} | |||
|Extension profiler platform api | |||
|Steve Fink | |||
| | |||
| There is an easy way to provide feedback to extension developers to help them figure out why their extension is misbehaving. We need to implement that ASAP, so typical firefox installs(with lots of extensions) can be fast | |||
|} | |||
</onlyinclude> | |||
=Help Wanted/Onhold= | |||
{|border="1" cellspacing="0" cellpadding="2" | {|border="1" cellspacing="0" cellpadding="2" | ||
!Estimated win | !Estimated win | ||
| Line 25: | Line 51: | ||
|- | |- | ||
|~8% | |~8% | ||
|{{bug| | |{{bug|561842}} | ||
| | |Fold libraries into libxul | ||
| | |Ted Mielczarek | ||
| | | | ||
| | |proof of concept done | ||
|- | |- | ||
| | |up to 40% | ||
|{{bug|531406}} | |{{bug|531406}} | ||
|Optimize code locality in binaries | |Optimize code locality in binaries. Working on enabling pgo atm. | ||
|Taras Glek | |Taras Glek | ||
| | | | ||
|See [http://blog.mozilla.com/tglek/2010/02/19/teaching-ld-to-optimize-binaries-for-startup/ | |Linux almost done, need to figure out integration. Windows proof of concept needs work. | ||
See [http://blog.mozilla.com/tglek/2010/02/19/teaching-ld-to-optimize-binaries-for-startup/ blog post] for more details. Taras and Ehsan working on Windows locality improvements ({{bug|553721}}). | |||
|- | |- | ||
|~10% | |~10% | ||
|{{bug| | |{{bug|512584}} | ||
| | |Fast paths for Cc/Ci | ||
| | | | ||
| | | | ||
| | |Confirmed win. Unfortunately this approach touches a lot of sensitive code, might be easier to port js to not use Cc/Ci | ||
|- | |- | ||
|TBD | |TBD | ||
|{{bug|513149}} | |{{bug|513149}} {{bug|553456}} | ||
|Speed up CSS parsing | |Speed up CSS parsing | ||
|Zack Weinberg | |Zack Weinberg | ||
| | | | ||
| | | | ||
|- | |- | ||
| | |significant | ||
|{{bug| | |{{bug|559663}} | ||
| | |Measuring IOPs | ||
| | | | ||
| | | | ||
| | |Our current infrastructure does not measure cold startup effectively, it should. | ||
| | |||
|- | |- | ||
|TBD | |TBD | ||
|{{bug|569629}} | |||
|Get rid of static initializers | |||
| | | | ||
| | | | ||
| | |These slowdown library loading, cause a lot of pagefaults on gcc platforms. | ||
|} | |} | ||
Other efforts: | |||
* {{bug|514083}} HFS+ compression on Mac OSX 10.6 | |||
'''Measurement & Testing Projects''' | '''Measurement & Testing Projects''' | ||
| Line 80: | Line 105: | ||
* dirty profile testing | * dirty profile testing | ||
** {{bug|527596}} - dirty Tp | ** {{bug|527596}} - dirty Tp | ||
** {{bug|FILEME}} - test an all-dirty profile | ** {{bug|FILEME}} - test an all-dirty profile | ||
edits