Closed Bug 1678952 Opened 4 years ago Closed 3 years ago

Thunderbird very slow after upgrade to macOS Big Sur (Version 11.0.1)

Categories

(Thunderbird :: General, defect)

Product:
Thunderbird
Component:
General
Type:
defect

Tracking

(Not tracked)

Status:
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.

Magnus, this one has a performance profile that should help with the bug already being worked.

Component: Untriaged → General
Flags: needinfo?(mkmelin+mozilla)
Keywords: perf
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)

rouslan, thank you for the profile. We are investigating this issue in bug 1677272

The janks seem to be in FrameLayerBuilder::PaintItems. So in the graphics department...

Flags: needinfo?(mkmelin+mozilla)

Version: 78.5.0 64bit

very slow on macOS Big Sur

rouslan, what language/locale are you running?

Flags: needinfo?(rouslan)

Russian/Russian

Flags: needinfo?(rouslan)

Let's assume this will get fixed by what we discover in bug 1677272

Status: UNCONFIRMED → RESOLVED
Closed: 3 years ago
Depends on: 1677272
Resolution: --- → DUPLICATE
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