Closed Bug 1698044 Opened 4 years ago Closed 4 years ago

Investigate if OOPIF could use longer paint suppression

Categories

(Core :: Layout, enhancement, P3)

enhancement

Tracking

()

RESOLVED FIXED
88 Branch
Fission Milestone Future
Tracking Status
firefox88 --- fixed

People

(Reporter: smaug, Assigned: smaug)

References

(Blocks 1 open bug)

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(1 file)

Using longer paint suppression delay for OOPIF might improve page load performance by reducing the number of paints iframes get. But it might also regress visual metrics if painting is delayed too much.

A patch coming to make it easier to test this.

Summary: Investigate is OOPIF could use longer paint suppression → Investigate if OOPIF could use longer paint suppression
Assignee: nobody → bugs
Status: NEW → ASSIGNED
Pushed by opettay@mozilla.com: https://hg.mozilla.org/integration/autoland/rev/8618f2f39012 add a pref to set paint suppression for oopif r=jesup

Let's see if tryserver can give some hints whether 500ms delay has any effect https://treeherder.mozilla.org/#/jobs?repo=try&revision=f98043280ce0350c13ac9a675fa079856bf2583f

Status: ASSIGNED → RESOLVED
Closed: 4 years ago
Resolution: --- → FIXED
Target Milestone: --- → 88 Branch

The short default delay (only 5 of whatever unit) can cause extra flashing. A longer delay (such as 250 of whatever unit) can help.

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