Public bug reported: Video on my monitor will go "blank", or to essentially a backlit black screen, after the desktop is left on for several hours.
NOTE: this is not my computer Hibernating. When i'm actively using the computer, the screen will blank for roughly 1-2 second then return to normal,. progressively getting longer over time until i have to reboot the machine. i've tested this nunder: x3 Different Montiors: All the same issue. Linux Mint 16 on /dev/sdb0: Video Worked fine. Windows 10 Home on /dev/sdb1: Video Worked fine this also occurs, sometimes when videos are being streamed in firefox lsb_release: Description: Ubuntu 15.04 Release: 15.04 XORG Release: xorg: Installed: 1:7.7+7ubuntu4 Candidate: 1:7.7+7ubuntu4 Version table: *** 1:7.7+7ubuntu4 0 500 http://us.archive.ubuntu.com/ubuntu/ vivid/main amd64 Packages 100 /var/lib/dpkg/status ProblemType: Bug DistroRelease: Ubuntu 15.04 Package: xorg 1:7.7+7ubuntu4 ProcVersionSignature: Ubuntu 3.19.0-25.26-generic 3.19.8-ckt2 Uname: Linux 3.19.0-25-generic x86_64 .tmp.unity.support.test.0: ApportVersion: 2.17.2-0ubuntu1.2 Architecture: amd64 CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' CompositorRunning: compiz CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0' CompositorUnredirectFSW: true CurrentDesktop: Unity Date: Thu Aug 13 15:54:45 2015 DistUpgraded: Fresh install DistroCodename: vivid DistroVariant: ubuntu DkmsStatus: virtualbox, 4.3.26, 3.19.0-15-generic, x86_64: installed virtualbox, 4.3.26, 3.19.0-25-generic, x86_64: installed ExtraDebuggingInterest: Yes GraphicsCard: Advanced Micro Devices, Inc. [AMD/ATI] Juniper XT [Radeon HD 5770] [1002:68b8] (prog-if 00 [VGA controller]) Subsystem: Advanced Micro Devices, Inc. [AMD/ATI] Device [1002:2543] InstallationDate: Installed on 2015-08-03 (10 days ago) InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422) MachineType: Gateway FX6840 ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.19.0-25-generic root=UUID=e03166ec-57f3-41ff-a3ba-33d1ef3afedf ro quiet splash crashkernel=384M-:128M vt.handoff=7 SourcePackage: xorg Symptom: display UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev' UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 05/17/2010 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: P01-A3 dmi.board.asset.tag: To Be Filled By O.E.M. dmi.board.name: FX6840 dmi.board.vendor: Gateway dmi.chassis.type: 3 dmi.chassis.vendor: Gateway dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrP01-A3:bd05/17/2010:svnGateway:pnFX6840:pvr:rvnGateway:rnFX6840:rvr:cvnGateway:ct3:cvr: dmi.product.name: FX6840 dmi.sys.vendor: Gateway version.compiz: compiz 1:0.9.12.1+15.04.20150410.1-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.60-2 version.libgl1-mesa-dri: libgl1-mesa-dri 10.5.2-0ubuntu1 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 10.5.2-0ubuntu1 version.xserver-xorg-core: xserver-xorg-core 2:1.17.1-0ubuntu3 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.9.0-1ubuntu2 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.5.0-1ubuntu2 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917-1~exp1ubuntu2.2 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.11-1ubuntu2build1 xserver.bootTime: Thu Aug 13 14:34:27 2015 xserver.configfile: default xserver.devices: input Power Button KEYBOARD, id 6 input Power Button KEYBOARD, id 7 input Logitech USB Receiver MOUSE, id 8 input Logitech USB Receiver KEYBOARD, id 9 input AT Translated Set 2 keyboard KEYBOARD, id 10 xserver.errors: xserver.logfile: /var/log/Xorg.0.log xserver.version: 2:1.17.1-0ubuntu3 xserver.video_driver: radeon ** Affects: xorg (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug compiz-0.9 ubuntu vivid ** Attachment added: "XORG log file" https://bugs.launchpad.net/bugs/1484748/+attachment/4444490/+files/Xorg.0.log -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1484748 Title: Screen "blanks" even with valid video signal after Desktop is left on for an extended period To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1484748/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
