Closed Bug 487975 Opened 16 years ago Closed 15 years ago

Javascript background scroller causes Firefox 3.5b4pre to use almost 100% CPU while tab is active.

Categories

(Core :: Graphics, defect)

Product:
Core
Component:
Graphics
Version:
1.9.1 Branch
Platform:
x86
Windows Vista
Type:
defect
Priority:
Not set
Severity:
normal

Tracking

()

Status:
RESOLVED WORKSFORME

People

(Reporter: geeknik, Unassigned)

References

(
URL
)

Details

User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.1b4pre) Gecko/20090411 Shiretoko/3.5b4pre Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.1b4pre) Gecko/20090411 Shiretoko/3.5b4pre The javascript backgroun scroller @ http://javascript.internet.com/image-effects/bg-scroller.html causes Firefox 3.5b4pre to use almost 100% of the CPU while the tab is active. CPU usage drops when the tab is in the background. Reproducible: Always Steps to Reproduce: 1. Open Firefox 2. Visit http://javascript.internet.com/image-effects/bg-scroller.html Actual Results: Check task manager and see that Firefox is using almost 100% CPU while tab is active. Expected Results: Firefox should not hog the CPU while this script is running.
Despite recent TM landings on the branch, 3.5b4pre Build 20090414044319 still exhibits this problem.
Component: General → GFX: Thebes
Product: Firefox → Core
Version: unspecified → 1.9.1 Branch
QA Contact: general → thebes
Enabling D2D seems to fix this. Closing.
Status: UNCONFIRMED → RESOLVED
Closed: 15 years ago
Resolution: --- → WORKSFORME
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