[Bug 783846] [NEW] Firefox 4 consumes more memory upto 38% of 2Gig after leaving it some time.

[Fazlur]

Public bug reported:

Binary package hint: firefox

Firefox consume more memory after leaving it for some hours. Here is the
top details.

PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+   COMMAND
20136 fazlur    20   0 1716m 766m  24m S    9 38.2  16:37.40 firefox-bin

If i don't restart the browser after some time, the system will hung and
i need to reset the machine manually. I am running Ubuntu 11.04,  64 bit
OS. Please let me know if there are any workarounds or fixes ??

ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: firefox 4.0.1+build1+nobinonly-0ubuntu0.11.04.2
ProcVersionSignature: Ubuntu 2.6.38-9.43-generic 2.6.38.4
Uname: Linux 2.6.38-9-generic x86_64
NonfreeKernelModules: nvidia
Architecture: amd64
Date: Tue May 17 13:08:00 2011
FirefoxPackages:
 firefox 4.0.1+build1+nobinonly-0ubuntu0.11.04.2
 flashplugin-installer 10.2.159.1ubuntu1
 adobe-flashplugin N/A
 icedtea-plugin N/A
InstallationMedia: Ubuntu 10.04.2 LTS "Lucid Lynx" - Release amd64 (20110211.1)
ProcEnviron:
 LANGUAGE=en_IN:en
 LANG=en_IN
 LC_MESSAGES=en_IN.UTF-8
 SHELL=/bin/bash
SourcePackage: firefox
UpgradeStatus: Upgraded to natty on 2011-05-04 (12 days ago)

** Affects: firefox (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug natty

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https://bugs.launchpad.net/bugs/783846

Title:
  Firefox 4 consumes more memory upto 38% of 2Gig after leaving it some
  time.