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[Bug 766941] Re: compiz at 100% cpu when a 2nd monitor is connected

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** Description changed:

  Binary package hint: compiz
  
  compiz process stay at full cpu.
- may be related to bug #761864
+ may be related to bug #761834
  
  no issue at all with only internal lcd (chip intel 945GM intregrated)
  came back to normal behaviour once external display is disconnected.
  Once 2nd screen connected, the sluggy refresh come back, and compiz stay
  at full cpu. graphical Resfresh takes 1 to 2s
  
  the issue is reproductible 100% once I connect my  2nd monitors.
  no issue at all with only internal lcd display (one monitor)
  
  ProblemType: Bug
  DistroRelease: Ubuntu 11.04
  Package: compiz 1:0.9.4+bzr20110415-0ubuntu2
  ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
  Uname: Linux 2.6.38-8-generic x86_64
  Architecture: amd64
  CompizPlugins: [core,bailer,detection,composite,opengl,decor,mousepoll,vpswitch,regex,animation,snap,expo,move,compiztoolbox,place,grid,imgpng,gnomecompat,wall,ezoom,workarounds,staticswitcher,resize,fade,unitymtgrabhandles,scale,session,unityshell]
  CompositorRunning: compiz
  DRM.card0.DVI.D.1:
-  status: disconnected
-  enabled: disabled
-  dpms: Off
-  modes: 
-  edid-base64:
+  status: disconnected
+  enabled: disabled
+  dpms: Off
+  modes:
+  edid-base64:
  DRM.card0.LVDS.1:
-  status: connected
-  enabled: enabled
-  dpms: Off
-  modes: 1280x800
-  edid-base64: AP///////wAyDAAAAAAAAAAQAQOAHhN4CgiFlVhTjCgjUFQAAAABAQEBAQEBAQEBAQEBAQEBvBsAoFAgFzAwIDYAML4QAAAYvBsAoFAgFzAwIDYAML4QAAAAAAAA/gBZWTI2NQExNDFXWDEKAAAA/gAdKzVAXHeg6AEBCiAgAH0=
+  status: connected
+  enabled: enabled
+  dpms: Off
+  modes: 1280x800
+  edid-base64: AP///////wAyDAAAAAAAAAAQAQOAHhN4CgiFlVhTjCgjUFQAAAABAQEBAQEBAQEBAQEBAQEBvBsAoFAgFzAwIDYAML4QAAAYvBsAoFAgFzAwIDYAML4QAAAAAAAA/gBZWTI2NQExNDFXWDEKAAAA/gAdKzVAXHeg6AEBCiAgAH0=
  DRM.card0.VGA.1:
-  status: connected
-  enabled: enabled
-  dpms: Off
-  modes: 1280x1024 1280x1024 1152x864 1024x768 1024x768 1024x768 832x624 800x600 800x600 800x600 800x600 640x480 640x480 640x480 640x480 720x400
-  edid-base64: AP///////wBBDCwI7OUEAAMQAQMfIht47rq1o1ZImiQVUFS/74CBgAEBAQEBAQEBAQEBAQEBMCoAmFEAKkAwcBMAUg4RAAAeAAAA/wAgQlogIDMyMTAwNAogAAAA/ABQaGlsaXBzIDE3MEIKAAAA/QA4TB5TDgAKICAgICAgAJI=
+  status: connected
+  enabled: enabled
+  dpms: Off
+  modes: 1280x1024 1280x1024 1152x864 1024x768 1024x768 1024x768 832x624 800x600 800x600 800x600 800x600 640x480 640x480 640x480 640x480 720x400
+  edid-base64: AP///////wBBDCwI7OUEAAMQAQMfIht47rq1o1ZImiQVUFS/74CBgAEBAQEBAQEBAQEBAQEBMCoAmFEAKkAwcBMAUg4RAAAeAAAA/wAgQlogIDMyMTAwNAogAAAA/ABQaGlsaXBzIDE3MEIKAAAA/QA4TB5TDgAKICAgICAgAJI=
  Date: Wed Apr 20 10:32:38 2011
  DistUpgraded: Log time: 2011-04-18 09:03:57.055014
  DistroCodename: natty
  DistroVariant: ubuntu
  DkmsStatus:
-  vboxhost, 4.0.4, 2.6.35-28-generic, x86_64: installed 
-  vboxhost, 4.0.4, 2.6.38-8-generic, x86_64: installed
+  vboxhost, 4.0.4, 2.6.35-28-generic, x86_64: installed
+  vboxhost, 4.0.4, 2.6.38-8-generic, x86_64: installed
  EcryptfsInUse: Yes
  GraphicsCard:
-  Intel Corporation Mobile 945GM/GMS, 943/940GML Express Integrated Graphics Controller [8086:27a2] (rev 03) (prog-if 00 [VGA controller])
-    Subsystem: Dell Device [1028:01c2]
-    Subsystem: Dell Device [1028:01c2]
+  Intel Corporation Mobile 945GM/GMS, 943/940GML Express Integrated Graphics Controller [8086:27a2] (rev 03) (prog-if 00 [VGA controller])
+    Subsystem: Dell Device [1028:01c2]
+    Subsystem: Dell Device [1028:01c2]
  InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release amd64 (20100429)
  InstallationMedia_: Ubuntu 10.04 LTS "Lucid Lynx" - Release amd64 (20100429)
  MachineType: Dell Inc. Latitude D620
  PackageArchitecture: all
  PccardctlIdent:
-  Socket 0:
-    no product info available
+  Socket 0:
+    no product info available
  PccardctlStatus:
-  Socket 0:
-    no card
+  Socket 0:
+    no card
  ProcEnviron:
-  LANGUAGE=fr_FR:en
-  PATH=(custom, user)
-  LANG=fr_FR.UTF-8
-  SHELL=/bin/bash
+  LANGUAGE=fr_FR:en
+  PATH=(custom, user)
+  LANG=fr_FR.UTF-8
+  SHELL=/bin/bash
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-8-generic root=UUID=16ccb41c-bd09-4882-9648-7620d50a7e05 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 2011-04-18 (1 days ago)
  dmi.bios.date: 04/03/2007
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: A08
  dmi.board.name: 0FT292
  dmi.board.vendor: Dell Inc.
  dmi.chassis.type: 8
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: dmi:bvnDellInc.:bvrA08:bd04/03/2007:svnDellInc.:pnLatitudeD620:pvr:rvnDellInc.:rn0FT292:rvr:cvnDellInc.:ct8:cvr:
  dmi.product.name: Latitude D620
  dmi.sys.vendor: Dell Inc.
  version.compiz: compiz 1:0.9.4+bzr20110415-0ubuntu2
  version.ia32-libs: ia32-libs 20090808ubuntu12
  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.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
  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20110107+b795ca6e-0ubuntu7

** Description changed:

  Binary package hint: compiz
  
  compiz process stay at full cpu.
- may be related to bug #761834
+ may be related to bug #761634
  
  no issue at all with only internal lcd (chip intel 945GM intregrated)
  came back to normal behaviour once external display is disconnected.
  Once 2nd screen connected, the sluggy refresh come back, and compiz stay
  at full cpu. graphical Resfresh takes 1 to 2s
  
  the issue is reproductible 100% once I connect my  2nd monitors.
  no issue at all with only internal lcd display (one monitor)
  
  ProblemType: Bug
  DistroRelease: Ubuntu 11.04
  Package: compiz 1:0.9.4+bzr20110415-0ubuntu2
  ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
  Uname: Linux 2.6.38-8-generic x86_64
  Architecture: amd64
  CompizPlugins: [core,bailer,detection,composite,opengl,decor,mousepoll,vpswitch,regex,animation,snap,expo,move,compiztoolbox,place,grid,imgpng,gnomecompat,wall,ezoom,workarounds,staticswitcher,resize,fade,unitymtgrabhandles,scale,session,unityshell]
  CompositorRunning: compiz
  DRM.card0.DVI.D.1:
   status: disconnected
   enabled: disabled
   dpms: Off
   modes:
   edid-base64:
  DRM.card0.LVDS.1:
   status: connected
   enabled: enabled
   dpms: Off
   modes: 1280x800
   edid-base64: AP///////wAyDAAAAAAAAAAQAQOAHhN4CgiFlVhTjCgjUFQAAAABAQEBAQEBAQEBAQEBAQEBvBsAoFAgFzAwIDYAML4QAAAYvBsAoFAgFzAwIDYAML4QAAAAAAAA/gBZWTI2NQExNDFXWDEKAAAA/gAdKzVAXHeg6AEBCiAgAH0=
  DRM.card0.VGA.1:
   status: connected
   enabled: enabled
   dpms: Off
   modes: 1280x1024 1280x1024 1152x864 1024x768 1024x768 1024x768 832x624 800x600 800x600 800x600 800x600 640x480 640x480 640x480 640x480 720x400
   edid-base64: AP///////wBBDCwI7OUEAAMQAQMfIht47rq1o1ZImiQVUFS/74CBgAEBAQEBAQEBAQEBAQEBMCoAmFEAKkAwcBMAUg4RAAAeAAAA/wAgQlogIDMyMTAwNAogAAAA/ABQaGlsaXBzIDE3MEIKAAAA/QA4TB5TDgAKICAgICAgAJI=
  Date: Wed Apr 20 10:32:38 2011
  DistUpgraded: Log time: 2011-04-18 09:03:57.055014
  DistroCodename: natty
  DistroVariant: ubuntu
  DkmsStatus:
   vboxhost, 4.0.4, 2.6.35-28-generic, x86_64: installed
   vboxhost, 4.0.4, 2.6.38-8-generic, x86_64: installed
  EcryptfsInUse: Yes
  GraphicsCard:
   Intel Corporation Mobile 945GM/GMS, 943/940GML Express Integrated Graphics Controller [8086:27a2] (rev 03) (prog-if 00 [VGA controller])
     Subsystem: Dell Device [1028:01c2]
     Subsystem: Dell Device [1028:01c2]
  InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release amd64 (20100429)
  InstallationMedia_: Ubuntu 10.04 LTS "Lucid Lynx" - Release amd64 (20100429)
  MachineType: Dell Inc. Latitude D620
  PackageArchitecture: all
  PccardctlIdent:
   Socket 0:
     no product info available
  PccardctlStatus:
   Socket 0:
     no card
  ProcEnviron:
   LANGUAGE=fr_FR:en
   PATH=(custom, user)
   LANG=fr_FR.UTF-8
   SHELL=/bin/bash
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-8-generic root=UUID=16ccb41c-bd09-4882-9648-7620d50a7e05 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 2011-04-18 (1 days ago)
  dmi.bios.date: 04/03/2007
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: A08
  dmi.board.name: 0FT292
  dmi.board.vendor: Dell Inc.
  dmi.chassis.type: 8
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: dmi:bvnDellInc.:bvrA08:bd04/03/2007:svnDellInc.:pnLatitudeD620:pvr:rvnDellInc.:rn0FT292:rvr:cvnDellInc.:ct8:cvr:
  dmi.product.name: Latitude D620
  dmi.sys.vendor: Dell Inc.
  version.compiz: compiz 1:0.9.4+bzr20110415-0ubuntu2
  version.ia32-libs: ia32-libs 20090808ubuntu12
  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.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
  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20110107+b795ca6e-0ubuntu7

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https://bugs.launchpad.net/bugs/766941

Title:
  compiz at 100% cpu when a 2nd monitor is connected

References

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