*** This bug is a duplicate of bug 1690719 *** https://bugs.launchpad.net/bugs/1690719
The mouse movement logic in Wayland sessions is indeed different to Xorg. I'm working on it now. But this seems to be a duplicate of bug 1690719. ** This bug has been marked a duplicate of bug 1690719 Mouse randomly pauses/stutters in gnome shell Wayland sessions. It's not perfectly smooth. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/1740146 Title: [AMD/radeon] System slow on wayland, lagging mouse (but fast in Xorg) Status in gnome-shell package in Ubuntu: Confirmed Status in mutter package in Ubuntu: Confirmed Bug description: Ubuntu 18.04 development branch @ 26/12/2017 Overall system is lagging when opening programs and mouse, not smooth to work with on gnome and the default wayland session, the xorg session is fast without lags. Tested the same machine on 17.10 and have same issues. ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: xwayland 2:1.19.5-0ubuntu2 ProcVersionSignature: Ubuntu 4.13.0-17.20-generic 4.13.8 Uname: Linux 4.13.0-17-generic x86_64 NonfreeKernelModules: wl ApportVersion: 2.20.8-0ubuntu5 Architecture: amd64 CompositorRunning: None CurrentDesktop: ubuntu:GNOME Date: Tue Dec 26 17:15:16 2017 DistUpgraded: Fresh install DistroCodename: bionic DistroVariant: ubuntu DkmsStatus: bcmwl, 6.30.223.271+bdcom, 4.13.0-17-generic, x86_64: installed ExtraDebuggingInterest: No GraphicsCard: Advanced Micro Devices, Inc. [AMD/ATI] Wrestler [Radeon HD 6290] [1002:9807] (prog-if 00 [VGA controller]) Subsystem: Acer Incorporated [ALI] Wrestler [Radeon HD 6290] [1025:0598] InstallationDate: Installed on 2017-12-18 (7 days ago) InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Alpha amd64 (20171215) Lsusb: Bus 002 Device 002: ID 0402:7675 ALi Corp. Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub MachineType: Acer AO722 ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.13.0-17-generic root=UUID=b20f465f-45a3-49da-b5ea-8351b8e94c03 ro quiet splash vt.handoff=7 SourcePackage: xorg-server UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 12/06/2011 dmi.bios.vendor: Acer dmi.bios.version: V1.08 dmi.board.asset.tag: Base Board Asset Tag dmi.board.name: JE10-BZ dmi.board.vendor: Acer dmi.board.version: Base Board Version dmi.chassis.type: 10 dmi.chassis.vendor: Acer dmi.chassis.version: V1.08 dmi.modalias: dmi:bvnAcer:bvrV1.08:bd12/06/2011:svnAcer:pnAO722:pvrV1.08:rvnAcer:rnJE10-BZ:rvrBaseBoardVersion:cvnAcer:ct10:cvrV1.08: dmi.product.family: Type1Family dmi.product.name: AO722 dmi.product.version: V1.08 dmi.sys.vendor: Acer version.compiz: compiz N/A version.libdrm2: libdrm2 2.4.89-1 version.libgl1-mesa-dri: libgl1-mesa-dri 17.2.4-0ubuntu2 version.libgl1-mesa-glx: libgl1-mesa-glx 17.2.4-0ubuntu2 version.xserver-xorg-core: xserver-xorg-core 2:1.19.5-0ubuntu2 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.10.0-1 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20170309-0ubuntu1 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.15-2 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1740146/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp