Closed
Bug 1678952
Opened 4 years ago
Closed 4 years ago
Thunderbird very slow after upgrade to macOS Big Sur (Version 11.0.1)
Categories
(Thunderbird :: General, defect)
Tracking
(Not tracked)
RESOLVED
DUPLICATE
of bug 1677272
People
(Reporter: rouslan, Unassigned)
References
Details
(Keywords: perf)
User Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.16; rv:83.0) Gecko/20100101 Firefox/83.0
Steps to reproduce:
Trying to browse my emails, delete unneeded emails.
https://share.firefox.dev/2HnWnUe
Actual results:
Thunderbird is very slow, hangs with "Not responding" message.
Comment 1•4 years ago
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Magnus, this one has a performance profile that should help with the bug already being worked.
Updated•4 years ago
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Summary: Thunderbird very slow after upgrade to macOS Big Sir (Version 11.0.1) → Thunderbird very slow after upgrade to macOS Big Sur (Version 11.0.1)
Comment 2•4 years ago
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rouslan, thank you for the profile. We are investigating this issue in bug 1677272
Comment 3•4 years ago
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The janks seem to be in FrameLayerBuilder::PaintItems. So in the graphics department...
Flags: needinfo?(mkmelin+mozilla)
Comment 4•4 years ago
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Version: 78.5.0 64bit
very slow on macOS Big Sur
Comment 7•4 years ago
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Let's assume this will get fixed by what we discover in bug 1677272
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Description
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