Closed Bug 1759085 Opened 2 years ago Closed 3 months ago

Session store writing takes half a second

Categories

(Firefox :: Session Restore, defect, P3)

defect

Tracking

()

RESOLVED DUPLICATE of bug 1849393

People

(Reporter: jrmuizel, Unassigned)

References

(Blocks 1 open bug)

Details

(Keywords: perf)

https://share.firefox.dev/3hYeXkM

131ms of this is on the main thread

This seems to run pretty often.

I have about 1000 open tabs but most of them are probably not loaded (I'm not sure how to check that)

The severity field is not set for this bug.
:dao, could you have a look please?

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Flags: needinfo?(dao+bmo)
Blocks: ss-perf
Severity: -- → S3
Flags: needinfo?(dao+bmo)
Keywords: perf
Priority: -- → P3

Is there telemetry that tracks how long this takes?

Flags: needinfo?(dao+bmo)

(In reply to Jeff Muizelaar [:jrmuizel] from comment #2)

Is there telemetry that tracks how long this takes?

Yeah, there's FX_SESSION_RESTORE_WRITE_FILE_MS.

Flags: needinfo?(dao+bmo)
Depends on: 1769776

Here's another profile from today: https://share.firefox.dev/3C7HmiX

I feel like this could depend on bug 1445464 and stale bug 810932 perhaps?
Plus somewhat bug 506975 as far as frequency is concerned

Status: NEW → RESOLVED
Closed: 3 months ago
Duplicate of bug: 1849393
Resolution: --- → DUPLICATE
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