Comment 80 for bug 877438

I still have real performance problems with this gfx card on 12.04... I
guess that we have passed the eol on it with unity/complz combo.
Today I get a replacement computer with another NVIDIA Card.. And it will
be interesting to see what happens then

...
Regards Falk
On Oct 19, 2012 4:41 AM, "Daniel van Vugt" <email address hidden>
wrote:

> All -
>
> Performance bugs are almost always subjective and often vague. For this
> reason they are difficult to ever declare resolved.
>
> To ensure the bug you're commenting on actually represents your
> performance problem personally, and to ensure a quicker resolution, please
> log your own performance bugs:
> ubuntu-bug compiz
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/877438
>
> Title:
> [8xxx] Unity/compiz has sluggish performance on dual-head with nvidia
> driver
>
> Status in “compiz” package in Ubuntu:
> Confirmed
> Status in “nvidia-graphics-drivers” package in Ubuntu:
> Incomplete
>
> Bug description:
> When Unity/Compiz is running with the -nvidia driver and two monitors
> are connected, compiz and/or Xorg will consume CPU time (50-90% typ.)
> with window activity (opening large numbers of windows, resizing,
> moving, etc.)
>
> Disabling "Sync to VBlank" appears not to help.
>
> Duplicate bug #737454 suggests it may be an issue specific to the
> NVIDIA 8xxx series cards with large resolution sizes.
>
> [Workarounds]
> The issue can be reliably worked around by either disabling one of the
> displays, or disabling the Unity Plugin in CompizConfig Settings Manager
>
> The nouveau driver on the same hardware typically does not have the
> performance issue (but may have other issues such as stability,
> rendering it not a valid workaround).
>
> Some have reported that upgrading to -nvidia 290.03 solves the
> problem; others report it has no effect. See
> http://www.nvnews.net/vbulletin/showthread.php?p=2493300
>
> Some have reported that lowering the external monitor resolution to
> match the laptop LVDS resolution brings performance to acceptable
> levels.
>
> Description: Ubuntu 11.10
> Release: 11.10
> --
> xorg:
> Installed: 1:7.6+7ubuntu7
> Candidate: 1:7.6+7ubuntu7
> Version table:
> *** 1:7.6+7ubuntu7 0
> 500 http://se.archive.ubuntu.com/ubuntu/ oneiric/main amd64
> Packages
> 100 /var/lib/dpkg/status
>
> ProblemType: Bug
> DistroRelease: Ubuntu 11.10
> Package: xorg 1:7.6+7ubuntu7
> ProcVersionSignature: Ubuntu 3.0.0-12.20-generic 3.0.4
> Uname: Linux 3.0.0-12-generic x86_64
> 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_64 Kernel Module 280.13 Wed Jul 27
> 16:53:56 PDT 2011
> GCC version: gcc version 4.6.1 (Ubuntu/Linaro 4.6.1-9ubuntu3)
> .tmp.unity.support.test.0:
>
> ApportVersion: 1.23-0ubuntu3
> Architecture: amd64
> CompizPlugins:
> [core,bailer,detection,composite,opengl,compiztoolbox,decor,place,imgpng,gnomecompat,vpswitch,regex,resize,grid,mousepoll,scale,move,session,animation,unitymtgrabhandles,workarounds,wall,expo,ezoom,unityshell]
> CompositorRunning: compiz
> Date: Tue Oct 18 11:08:19 2011
> DistUpgraded: Log time: 2011-10-14 08:32:51.288330
> DistroCodename: oneiric
> DistroVariant: ubuntu
> DkmsStatus:
> nvidia-current, 285.05.09, 3.0.0-12-generic, x86_64: installedError!
> Could not locate dkms.conf file.
> File: does not exist.
>
> nvidia-current-updates, 280.13, 3.0.0-12-generic, x86_64: installed
> ExtraDebuggingInterest: Yes, whatever it takes to get this fixed in
> Ubuntu
> GraphicsCard:
> nVidia Corporation G86 [Quadro NVS 290] [10de:042f] (rev a1) (prog-if
> 00 [VGA controller])
> Subsystem: nVidia Corporation Device [10de:0492]
> InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64
> (20110427.1)
> JockeyStatus:
> kmod:nvidia_173 - NVIDIA binary Xorg driver, kernel module and VDPAU
> library (Proprietary, Disabled, Not in use)
> kmod:nvidia_173_updates - NVIDIA binary Xorg driver, kernel module and
> VDPAU library (Proprietary, Disabled, Not in use)
> kmod:nvidia_current_updates - nvidia_current_updates (Proprietary,
> Enabled, Not in use)
> kmod:nvidia_current - nvidia_current (Proprietary, Enabled, Not in use)
> MachineType: Hewlett-Packard HP Compaq dc7800p Small Form Factor
> ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.0.0-12-generic
> root=UUID=f5c340d9-f04b-4bcd-b714-909faceebfda ro quiet splash vt.handoff=7
> SourcePackage: xorg
> UpgradeStatus: Upgraded to oneiric on 2011-10-14 (4 days ago)
> dmi.bios.date: 07/18/2007
> dmi.bios.vendor: Hewlett-Packard
> dmi.bios.version: 786F1 v01.04
> dmi.board.asset.tag: CZC8378X1V
> dmi.board.name: 0AA8h
> dmi.board.vendor: Hewlett-Packard
> dmi.chassis.asset.tag: CZC8378X1V
> dmi.chassis.type: 4
> dmi.chassis.vendor: Hewlett-Packard
> dmi.modalias:
> dmi:bvnHewlett-Packard:bvr786F1v01.04:bd07/18/2007:svnHewlett-Packard:pnHPCompaqdc7800pSmallFormFactor:pvr:rvnHewlett-Packard:rn0AA8h:rvr:cvnHewlett-Packard:ct4:cvr:
> dmi.product.name: HP Compaq dc7800p Small Form Factor
> dmi.sys.vendor: Hewlett-Packard
> version.compiz: compiz 1:0.9.6+bzr20110929-0ubuntu3
> version.ia32-libs: ia32-libs 20090808ubuntu26
> version.libdrm2: libdrm2 2.4.26-1ubuntu1
> version.libgl1-mesa-dri: libgl1-mesa-dri 7.11-0ubuntu3
> version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
> version.libgl1-mesa-glx: libgl1-mesa-glx 7.11-0ubuntu3
> version.nvidia-graphics-drivers: nvidia-graphics-drivers N/A
> version.xserver-xorg: xserver-xorg 1:7.6+7ubuntu7
> version.xserver-xorg-input-evdev: xserver-xorg-input-evdev
> 1:2.6.0-1ubuntu13
> version.xserver-xorg-video-ati: xserver-xorg-video-ati
> 1:6.14.99~git20110811.g93fc084-0ubuntu1
> version.xserver-xorg-video-intel: xserver-xorg-video-intel
> 2:2.15.901-1ubuntu2
> version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau
> 1:0.0.16+git20110411+8378443-1
>
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