Confirmed users
356
edits
MozCampEU2012/Schedule/Desktopandmobile/All-About-Performance: Difference between revisions
MozCampEU2012/Schedule/Desktopandmobile/All-About-Performance (view source)
Revision as of 12:38, 8 September 2012
, 8 September 2012Added links from presentation
No edit summary |
(Added links from presentation) |
||
| Line 29: | Line 29: | ||
Equipment Needs (Video projector already included): | Equipment Needs (Video projector already included): | ||
-------------------------------------------------------------------- | -------------------------------------------------------------------- | ||
| Line 56: | Line 54: | ||
* Giorgio Maone | * Giorgio Maone | ||
* <insert name here> | * <insert name here> | ||
-------------------------------------------------------------------- | |||
LINKS FROM PRESENTATION: | |||
'''about:telemetry''' | |||
* about:telemetry addon: https://addons.mozilla.org/en-US/firefox/addon/abouttelemetry/ | |||
* After installing the extension, navigate to about:telemetry to see the stats | |||
* To see full SQL strings, change "toolkit.telemetry.debugSlowSql" to True in about:config | |||
* Full list of histogram names and descriptions: http://mxr.mozilla.org/mozilla-central/source/toolkit/components/telemetry/Histograms.json | |||
* To change the main thread hang threshold, change "hangmonitor.timeout" in about:config, e.g. a value of 1 represents a minimum hang of 1 second (default is 10 seconds) | |||
* Custom version of about:telemetry which shows main thread hangs: https://people.mozilla.com/~vdjeric/ping.telemetry.xpi | |||
* Description of custom version: http://blog.mozilla.org/vdjeric/2012/03/21/introducing-chrome-hang-reporting-and-the-symbolication-server/ | |||
* Telemetry backend with aggregate data: https://metrics.mozilla.com | |||
'''Slow-startup Logging''' | |||
* Slow Startup Logging extension: https://addons.mozilla.org/en-US/firefox/addon/slow-startup-logging/ | |||
* After installing the extension, navigate to about:slowstartup to see the data | |||
* Description of extension: http://nchaim-moz2012.tumblr.com/post/25647745019/slow-startup-logging-add-on | |||
'''Paint Flashing''' | |||
* To flash repainted areas in the browser, set "nglayout.debug.paint_flashing" to True in about:config | |||
* Example page with excessive repainting: http://www.mozilla.org/projects/firefox/prerelease.html | |||