[Bug 1399940] [NEW] firefox is so slow that I cannot manage bank-transfers

[mochote]

Public bug reported:

When I upgradet ubuntu 14.04 LTS I noticed, that the windows are opening
slowly and with firefox I cannot repond to bank issues with TAN-using,
because the electronic bars are going very slow.

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: firefox 34.0+build2-0ubuntu0.14.04.1
ProcVersionSignature: Ubuntu 3.13.0-40.69-generic 3.13.11.10
Uname: Linux 3.13.0-40-generic i686
AddonCompatCheckDisabled: False
ApportVersion: 2.14.1-0ubuntu3.6
Architecture: i386
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC1:  uwe        1869 F.... pulseaudio
 /dev/snd/controlC0:  uwe        1869 F.... pulseaudio
BuildID: 20141127110656
Channel: Unavailable
CurrentDesktop: Unity
Date: Sat Dec  6 16:01:11 2014
ForcedLayersAccel: False
IfupdownConfig:
 auto lo
 iface lo inet loopback
IpRoute:
 default via 192.168.2.1 dev eth0  proto static 
 192.168.2.0/24 dev eth0  proto kernel  scope link  src 192.168.2.100  metric 1
IwConfig:
 lo        no wireless extensions.
 
 eth0      no wireless extensions.
PrefSources:
 prefs.js
 [Profile]/extensions/fvdmedia at gmail.com/defaults/preferences/fvd.js
Profiles: Profile0 (Default) - LastVersion=34.0/20141127110656
RfKill:
 
RunningIncompatibleAddons: True
SourcePackage: firefox
UpgradeStatus: Upgraded to trusty on 2014-09-20 (76 days ago)
dmi.bios.date: 08/07/2008
dmi.bios.vendor: Hewlett-Packard
dmi.bios.version: 786B2 v2.44
dmi.board.name: 085Ch
dmi.board.vendor: Hewlett-Packard
dmi.chassis.asset.tag: FRB4320PX3
dmi.chassis.type: 6
dmi.chassis.vendor: Hewlett-Packard
dmi.modalias: dmi:bvnHewlett-Packard:bvr786B2v2.44:bd08/07/2008:svnHewlett-Packard:pnHPd530CMT(DC577AV):pvr:rvnHewlett-Packard:rn085Ch:rvr:cvnHewlett-Packard:ct6:cvr:
dmi.product.name: HP d530 CMT(DC577AV)
dmi.sys.vendor: Hewlett-Packard

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


** Tags: apport-bug i386 trusty

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Title:
  firefox is so slow that I cannot manage bank-transfers

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