Open Bug 1358730 Opened 3 years ago Updated 2 years ago

2.41ms uninterruptible reflow at stop@chrome://global/content/bindings/browser.xml:99:13

Categories

(Firefox :: Tabbed Browser, defect, P4)

defect

Tracking

()

People

(Reporter: rjward0, Unassigned)

References

(Blocks 1 open bug)

Details

(Keywords: perf, Whiteboard: [ohnoreflow][qf:p3][fxperf:p5])

Here's the stack:

stop@chrome://global/content/bindings/browser.xml:99:13
setTab@resource:///modules/CustomizeMode.jsm:185:5
enter@resource:///modules/CustomizeMode.jsm:219:7
toggle@resource:///modules/CustomizeMode.jsm:159:7
oncommand@chrome://browser/content/browser.xul:1:1
Flags: qe-verify?
Priority: -- → P2
Component: Untriaged → Tabbed Browser
Whiteboard: [ohnoreflow][qf][photon-performance] → [ohnoreflow][qf:p3][photon-performance]
Found it! Relevant parts of the stack:

    frame #17: 0x0000000106f378c5 XUL`mozilla::PresShell::DidDoReflow(bool) + 309
    frame #18: 0x0000000106f3d370 XUL`mozilla::PresShell::ProcessReflowCommands(bool) + 944
    frame #19: 0x0000000106f3ce0a XUL`mozilla::PresShell::DoFlushPendingNotifications(mozilla::ChangesToFlush) + 874
    frame #20: 0x0000000105b2f301 XUL`nsDocument::FlushPendingNotifications(mozilla::FlushType) + 465
    frame #21: 0x0000000105b2f2a8 XUL`nsDocument::FlushPendingNotifications(mozilla::FlushType) + 376
    frame #22: 0x00000001055cff91 XUL`nsDocLoader::DocLoaderIsEmpty(bool) + 257
    frame #23: 0x00000001055d0bb9 XUL`nsDocLoader::OnStopRequest(nsIRequest*, nsISupports*, nsresult) + 825
    frame #24: 0x00000001055d101d XUL`non-virtual thunk to nsDocLoader::OnStopRequest(nsIRequest*, nsISupports*, nsresult) + 13
    frame #25: 0x0000000104aa991f XUL`mozilla::net::nsLoadGroup::RemoveRequest(nsIRequest*, nsISupports*, nsresult) + 1007
    frame #26: 0x0000000104aa86b4 XUL`mozilla::net::nsLoadGroup::Cancel(nsresult) + 548
    frame #27: 0x00000001055cfe15 XUL`nsDocLoader::Stop() + 277
    frame #28: 0x0000000107d19688 XUL`nsDocShell::Stop(unsigned int) + 328
    frame #29: 0x0000000107d34720 XUL`non-virtual thunk to nsDocShell::Stop(unsigned int) + 16
Priority: P2 → P3
Whiteboard: [ohnoreflow][qf:p3][photon-performance] → [ohnoreflow][qf:p3][reserve-photon-performance]
Flags: qe-verify? → qe-verify-
Priority: P3 → P4
Keywords: perf
Whiteboard: [ohnoreflow][qf:p3][reserve-photon-performance] → [ohnoreflow][qf:p3][fxperf]
This only appears to affect non-e10s browser tabs / windows.
Whiteboard: [ohnoreflow][qf:p3][fxperf] → [ohnoreflow][qf:p3][fxperf:p5]
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