Closed Bug 811460 Opened 13 years ago Closed 12 years ago

Performance regression on ie.microsoft.com/testdrive/performance/mandelbrotexplorer

Categories

(Core :: JavaScript Engine, defect)

Product:
Core
Component:
JavaScript Engine
Version:
10 Branch
Platform:
x86
All
Type:
defect
Priority:
Not set
Severity:
normal

Tracking

()

Status:
RESOLVED WORKSFORME
Milestone:
mozilla23

People

(Reporter: alice0775, Unassigned)

References

(Blocks 1 open bug,
URL
)

Details

(Whiteboard: [ietestdrive])

Build Identifier: http://hg.mozilla.org/mozilla-central/rev/1b0226622e94 Mozilla/5.0 (Windows NT 6.1; WOW64; rv:19.0) Gecko/19.0 Firefox/19.0 ID:20121113030658 Nightly19.0a1 is 70% slow than Firefox9. (Nightly19.0a1/Firefox9 = 3.75/2.21 = 170%) Steps to reproduce: 1. Open URL Actual results Firefox9 ------ Fine detail: 51,777,896 iterations in 2.21 seconds Firefox10 ----- Fine detail: 51,777,896 iterations in 5.74 seconds Firefox11 ----- Fine detail: 51,777,896 iterations in 5.61 seconds Firefox12 ----- Fine detail: 51,777,896 iterations in 3.96 seconds Firefox13 ----- Fine detail: 51,777,896 iterations in 3.96 seconds Firefox14 ----- Fine detail: 51,777,896 iterations in 3.57 seconds Firefox15 ----- Fine detail: 51,777,896 iterations in 3.75 seconds Firefox16 ----- Fine detail: 51,777,896 iterations in 3.64 seconds Firefox17beta-- Fine detail: 51,777,896 iterations in 3.84 seconds Aurora18.0a2 -- Fine detail: 51,777,896 iterations in 4.38 seconds Nightly19.0a1 - Fine detail: 51,777,896 iterations in 3.75 seconds
triggered by: dda97b0f3e05 Brian Hackett — Disable jstracer by default, bug 693815. r=dmandelin So,maybe WONTFIX ....
Assignee: nobody → general
Blocks: 693815
Component: General → JavaScript Engine
Status: NEW → RESOLVED
Closed: 13 years ago
Resolution: --- → WONTFIX
Why would this be WONTFIX? A regression is a regression. It's still worth figuring out if it can be made faster in the JM+Ion world.
Status: RESOLVED → REOPENED
Resolution: WONTFIX → ---
Yeah, the real question is why Ion is not managing to do this fast.
Whiteboard: [ietestdrive]
This performance regression was fixed in Firefox 23: Firefox 9 -- Fine detail: 51,777,896 iterations in 0.98 seconds Firefox 10 - Fine detail: 51,777,896 iterations in 3.26 seconds ... Firefox 19 - Fine detail: 51,777,896 iterations in 3.75 seconds Firefox 20 - Fine detail: 51,777,896 iterations in 1.38 seconds Firefox 21 - Fine detail: 51,777,896 iterations in 1.33 seconds Firefox 22 - Fine detail: 51,777,896 iterations in 1.37 seconds Firefox 23 - Fine detail: 51,777,896 iterations in 0.85 seconds Firefox 24 - Fine detail: 51,777,896 iterations in 0.84 seconds Firefox 25 - Fine detail: 51,777,896 iterations in 0.81 seconds Firefox 26 - Fine detail: 51,777,896 iterations in 0.80 seconds
Status: REOPENED → RESOLVED
Closed: 13 years ago → 12 years ago
OS: Windows 7 → All
Resolution: --- → WORKSFORME
Target Milestone: --- → mozilla23
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