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'''Generating a Firefox Performance Profile with media logs''' | '''Generating a Firefox Performance Profile with media logs''' | ||
# Launch Firefox | # Launch Firefox with a clean profile. Use about:profiles for existing installs (see above). | ||
# | # In Firefox, open a tab and view <b>about:logging</b>. | ||
# In the 'Logging preset:' drop down select 'Media Playback' | # In the 'Logging preset:' drop down select 'Media Playback' | ||
# Click 'Start Logging' at the top of the page | # Click 'Start Logging' at the top of the page | ||
# Open a new tab for testing and view the media you are having an issue with. (After reproducing, DO NOT close this test tab yet.) | # Click the 'Start Logging' button. (You are now recording a profile, the profiler toolbar toggle button should be selected automatically.) | ||
# | # Open a new tab for testing and view the media you are having an issue with. (After reproducing, <b>DO NOT</b> close this test tab yet.) | ||
# Within the profiler tab click the 'upload local profile' button | # Switch to the about:logging tab, click 'Stop logging', and then close the test tab. | ||
# Wait approximately 10 - 20 seconds for a new tab to automatically open containing the generated performance profile. | |||
# Within the upper-right side of the profiler tab click the 'upload local profile' button to initiate profile upload. Once the upload is complete, a drop down text edit will open displaying the URL of the profile. Select this text and copy it. | |||
# Share the URL of the profile for analysis with the engineer you are working with. | # Share the URL of the profile for analysis with the engineer you are working with. | ||