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[Bug 799814] [NEW] desktop wall becomes slow with many windows open

 

Public bug reported:

Binary package hint: compiz

1. log in.
2. open a couple windows
3. see that the deskop wall switches normally (ctrl-alt arrow)
4. open a few more window ~6 total
5. notice the the wall switcher becomes very slow
6. close the windows.
7. notice that the switcher is still slow.

This is a regression.  It started when I updated to
0.9.4+bzr20110406-0ubuntu2.

ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: compiz 1:0.9.4+bzr20110606-0ubuntu1~natty1
ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
Uname: Linux 2.6.38-8-generic i686
NonfreeKernelModules: nvidia
.proc.driver.nvidia.gpus.0: Error: [Errno 21] Is a directory: '/proc/driver/nvidia/gpus/0'
.proc.driver.nvidia.registry: Binary: ""
.proc.driver.nvidia.version:
 NVRM version: NVIDIA UNIX x86 Kernel Module  270.41.06  Mon Apr 18 14:54:25 PDT 2011
 GCC version:  gcc version 4.5.2 (Ubuntu/Linaro 4.5.2-8ubuntu4)
Architecture: i386
CompizPlugins: [core,bailer,detection,composite,opengl,compiztoolbox,decor,grid,vpswitch,gnomecompat,place,imgpng,regex,neg,snap,resize,move,mousepoll,put,session,animation,unitymtgrabhandles,expo,workarounds,wall,fade,group,ezoom,scale,unityshell,scaleaddon,switcher]
CompositorRunning: compiz
Date: Mon Jun 20 12:23:21 2011
DistUpgraded: Log time: 2011-04-21 17:51:33.968863
DistroCodename: natty
DistroVariant: ubuntu
DkmsStatus: nvidia-current, 270.41.06, 2.6.38-8-generic, i686: installed
GraphicsCard:
 nVidia Corporation G86 [GeForce 8400M GS] [10de:0427] (rev a1) (prog-if 00 [VGA controller])
   Subsystem: Dell Device [1028:0209]
InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release i386 (20100429)
InstallationMedia_: Ubuntu 10.04 LTS "Lucid Lynx" - Release i386 (20100429)
JockeyStatus:
 xorg:nvidia_173 - NVIDIA accelerated graphics driver (Proprietary, Disabled, Not in use)
 xorg:nvidia_current - NVIDIA accelerated graphics driver (Proprietary, Enabled, Not in use)
MachineType: Dell Inc. XPS M1330
PackageArchitecture: all
ProcEnviron:
 LANGUAGE=en_US:en
 PATH=(custom, user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-8-generic root=UUID=96761261-328d-4418-8fba-6c120eb0e3b9 ro quiet splash vt.handoff=7
ProcVersionSignature_: Ubuntu 2.6.38-8.42-generic 2.6.38.2
Renderer: Unknown
SourcePackage: compiz
UpgradeStatus: Upgraded to natty on 2011-04-21 (59 days ago)
dmi.bios.date: 12/26/2008
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A15
dmi.board.vendor: Dell Inc.
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvrA15:bd12/26/2008:svnDellInc.:pnXPSM1330:pvr:rvnDellInc.:rn:rvr:cvnDellInc.:ct8:cvr:
dmi.product.name: XPS M1330
dmi.sys.vendor: Dell Inc.
version.compiz: compiz 1:0.9.4+bzr20110606-0ubuntu1~natty1
version.libdrm2: libdrm2 2.4.23-1ubuntu6
version.libgl1-mesa-dri: libgl1-mesa-dri 7.10.2-0ubuntu2
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 7.10.2-0ubuntu2
version.nvidia-graphics-drivers: nvidia-graphics-drivers N/A
version.xserver-xorg: xserver-xorg 1:7.6+4ubuntu3
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.14.0-0ubuntu4
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.14.0-4ubuntu7.1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20110107+b795ca6e-0ubuntu7

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


** Tags: apport-bug compiz-0.9 i386 natty needs-reassignment regression-update running-unity ubuntu

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https://bugs.launchpad.net/bugs/799814

Title:
  desktop wall becomes slow with many windows open

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References