I tried adding xorg-edgers ppa and upgrade. This made things worse : Logs out immediately after login. So I installed 15.10 that seems to work finer, but with another random display issue : https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1528522
-- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1528376 Title: Unexpected software rendering for 3D Status in xorg package in Ubuntu: New Bug description: Hello, Graphic performances are very poor. Ubuntu-bug tells it is because of non hw rendering. I don't know why it doesn't work. Machine is zotac zbox bi323 ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: xorg 1:7.7+1ubuntu8.1 ProcVersionSignature: Ubuntu 3.13.0-74.118-generic 3.13.11-ckt30 Uname: Linux 3.13.0-74-generic x86_64 .tmp.unity.support.test.1: ApportVersion: 2.14.1-0ubuntu3.19 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: Mon Dec 21 23:54:53 2015 DistUpgraded: Fresh install DistroCodename: trusty DistroVariant: ubuntu ExtraDebuggingInterest: Yes, if not too technical GraphicsCard: Intel Corporation Device [8086:22b1] (rev 21) (prog-if 00 [VGA controller]) Subsystem: ZOTAC International (MCO) Ltd. Device [19da:b273] InstallationDate: Installed on 2015-12-21 (0 days ago) InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417) MachineType: ZOTAC XXXXXX ProcEnviron: LANGUAGE=fr_FR PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=fr_FR.UTF-8 SHELL=/bin/bash ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-74-generic.efi.signed root=UUID=78d3c3a7-b8c8-47f8-9024-94748ff18768 ro quiet splash vt.handoff=7 Renderer: Software SourcePackage: xorg Symptom: display UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 11/09/2015 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: B273P012 dmi.board.asset.tag: N/A dmi.board.name: XXXXXX dmi.board.vendor: ZOTAC dmi.board.version: XX dmi.chassis.asset.tag: To Be Filled By O.E.M. dmi.chassis.type: 2 dmi.chassis.vendor: To Be Filled By O.E.M. dmi.chassis.version: To Be Filled By O.E.M. dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrB273P012:bd11/09/2015:svnZOTAC:pnXXXXXX:pvrXX:rvnZOTAC:rnXXXXXX:rvrXX:cvnToBeFilledByO.E.M.:ct2:cvrToBeFilledByO.E.M.: dmi.product.name: XXXXXX dmi.product.version: XX dmi.sys.vendor: ZOTAC version.compiz: compiz 1:0.9.11.3+14.04.20150313-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.60-2~ubuntu14.04.1 version.libgl1-mesa-dri: libgl1-mesa-dri 10.1.3-0ubuntu0.5 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 10.1.3-0ubuntu0.5 version.xserver-xorg-core: xserver-xorg-core 2:1.15.1-0ubuntu2.7 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.8.2-1ubuntu2 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.3.0-1ubuntu3.1 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.910-0ubuntu1.6 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.10-1ubuntu2 xserver.bootTime: Mon Dec 21 23:54:09 2015 xserver.configfile: default xserver.logfile: /var/log/Xorg.0.log xserver.outputs: xserver.version: 2:1.15.1-0ubuntu2.7 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1528376/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp