Closed Bug 961124 Opened 11 years ago Closed 11 years ago

High CPU use on http://pythonfiddle.com/

Categories

(Core :: JavaScript Engine: JIT, defect)

Product:
Core
Component:
JavaScript Engine: JIT
Version:
29 Branch
Platform:
x86_64
Windows 7
Type:
defect
Priority:
Not set
Severity:
normal

Tracking

()

Status:
VERIFIED FIXED
Milestone:
mozilla29
Tracking Flags:
Tracking Status
firefox27 --- verified
firefox28 --- verified
firefox29 --- verified

People

(Reporter: epinal99-bugzilla2, Assigned: jandem)

References

Details

(Keywords: memory-footprint, power, regression, Whiteboard: [MemShrink])

+++ This bug was initially created as a clone of Bug #958882 +++ STR: Open http://pythonfiddle.com/ and check the CPU use. Result: high CPU use (25% of my 4-core CPU on my side) Regression range: good=2014-01-14 bad=2014-01-15 http://hg.mozilla.org/mozilla-central/pushloghtml?fromchange=34dddf6f7ec1&tochange=81bced59e8b3 Bug 958882 is in the changelog.
tracking-firefox29: --- → ?
Jan, this bug is related to the patch you landed for Bug #958882 was this result expected?
Flags: needinfo?(jdemooij)
Loic, bug 921571 fixes this for me. Can you confirm inbound rev d3f32887012e or later works? Thanks!
Flags: needinfo?(jdemooij) → needinfo?(epinal99-bugzilla)
WFM on inbound rev 3a346b879068.
Yes, it's fixed in the latest Nightly. CPU use is the same as in previous versions of Firefox (CPU use increases when the site is loading then drops to 0).
Status: NEW → RESOLVED
Closed: 11 years ago
status-firefox29: --- → fixed
tracking-firefox29: ? → ---
Flags: needinfo?(epinal99-bugzilla)
Resolution: --- → FIXED
Whiteboard: [MemShrink] → [MemShrink], [fixed by bug 921571]
Assignee: nobody → jdemooij
status-firefox27: --- → fixed
status-firefox28: --- → fixed
Depends on: 921571
Whiteboard: [MemShrink], [fixed by bug 921571] → [MemShrink]
Target Milestone: --- → mozilla29
Loic, please also verify in the latest Beta and Aurora builds.
status-firefox29: fixed → verified
Flags: needinfo?(epinal99-bugzilla)
(In reply to Anthony Hughes, QA Mentor (:ashughes) from comment #5) > Loic, please also verify in the latest Beta and Aurora builds. Beta: Fixed Built from http://hg.mozilla.org/releases/mozilla-beta/rev/c1ef58534e98 Aurora: Fixed Built from http://hg.mozilla.org/releases/mozilla-aurora/rev/71a8786c3815
Flags: needinfo?(epinal99-bugzilla)
Thanks Loic!
Status: RESOLVED → VERIFIED
status-firefox27: fixed → verified
status-firefox28: fixed → verified
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