Platform/2009-10-06: Difference between revisions

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=== Startup Performance ===
=== Startup Performance ===
Highlights from the [http://autonome.wordpress.com/2009/09/26/firefox-startup-performance-weekly-summary-3/ weekly update post], and work started this week:
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* [[Firefox/Projects/Startup_Time_Improvements#Overview|summarized table of progress]]
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* John Dagget's ~20% cold startup improvement and ~4% warm startup improvement on Mac in {{bug|517045}} landed on branch.
* Taras Glek’s work on combining the different preference files has landed ({{bug|507288}})
* Alfred Kayser’s patch to increase throughput of JAR file reading has landed ({{bug|510844}}).
* Ryan landed {{bug|475289}} to lazily initialize the engineMetadataService for an expected 20ms win.
* Ben Hsieh got some stat() removal landed in {{bug|510991}}. He's got even more in {{bug|511761}}, just need bsmedberg review.
* I’m no longer able to reproduce the Windows cold startup regression from 3.5 to 3.6 reported in {{bug|517741}}. I turned of SuperFetch, which resulted in more stable numbers, but there was no visible regression, even in builds going back a couple of months. Juan tested on Windows XP and found the same. The current numbers show a 27-30% *improvement* in cold startup time on trunk, and up to 8% on 3.6.
Join us on IRC in [http://irc.mozilla.org/#startup #startup].


=== Security ===
=== Security ===
Confirmed users, Bureaucrats and Sysops emeriti
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