464864 - After updated, Firefox 3.0.4 uses 100% of the CPU while idle.

Status: RESOLVED INCOMPLETE

(Firefox :: General, defect)

Description

[Brian Carpenter [:geeknik]]

User-Agent:       Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.0.4) Gecko/2008102920 Firefox/3.0.4
Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.0.4) Gecko/2008102920 Firefox/3.0.4

I just noticed that after upgrading from Firefox 3.0.3 to 3.0.4, that Firefox is using 100% of the CPU while doing nothing.  I can close Firefox, and then re-open Firefox to a blank page, and it's using 100% of the CPU in task manager.

Reproducible: Always

Steps to Reproduce:
1. Launch Firefox.
2. Let Firefox Sit Idle.
3. Launch Task Manager and watch Firefox use 100% of the CPU
Actual Results:  
Firefox uses 100% of the CPU.

Expected Results:  
Firefox should not being using 100% of the CPU while idle.

Comment 1

[Matthew Middleton (:zzxc)]

Are any Firefox extensions installed?  Check Tools->Add-Ons->Extensions to get a full list.

Comment 2

[Brian Carpenter [:geeknik]]

Adblock Plus 0.7.5.5
Always Remember Password v0.6
CustomizeGoogle v0.76
Download Statusbar v0.9.6.3
Downthemall v1.0.3
Gmail Manager v0.5.5
Menu Editor v1.2.6
SearchStatus v1.26
StumbleUpon v3.27

Comment 3

[Ria Klaassen (not reading all bugmail)]

Have you also tested this in safe-mode or with a new profile?
http://support.mozilla.com/en-US/kb/Safe+Mode
http://support.mozilla.com/en-US/kb/Basic+Troubleshooting#Make_a_new_profile

Comment 4

[[:Cww]]

What plugins are you using also?

Comment 5

[Brian Carpenter [:geeknik]]

I haven't tested upgrading from 3.0.3 to 3.0.4 with a new profile nor have I tested upgrading from 3.0.3 to 3.0.4 and going into safe mode.

Here are the plug-ins that I have installed.

Shockwave Flash 9.0 r124
Default Plug-in
Adobe Shockwave for Director Netscape plug-in, version 11.0
QuickTime Plug-in 7.5 (861)
Microsoft® Windows Media Player Firefox Plugin
Photosynth 1.1.0.602
DivX Web Player version 1.4.0.233
Silverlight Plug-in 2.0.30523.8
Java Plug-in 1.6.0_07 for Netscape Navigator (DLL Helper)

Comment 6

[Tyler Downer [He/Him]]

Make sure to update your Flash to version 10 (most likely unrelated, but good practice). Also, update your Java to 6 Update 10, and quicktime to 7.5.5.

Comment 7

[Wayne Mery (:wsmwk)]

after doing comment 6 and starting in safe mode, please post your results.

Comment 8

[Wayne Mery (:wsmwk)]

java is now update 11

Comment 9

[Tyler Downer [He/Him]]

@Reporter, we have not heard back from you in a while, so I am closing this bug as INCOMPLETE. You can reopen this bug if more information becomes available. Some helpful information you can provide us is found at http://new.quality.mozilla.org/bug-writing-guidelines.