Also I am reminded of an issue that was fixed upstream recently... Do you find the high CPU only comes *after* the lock screen has been used? Does it happen on a fresh boot when no lock screen has ever been used?
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-shell in Ubuntu. https://bugs.launchpad.net/bugs/1902825 Title: High CPU usage just moving the mouse Status in gnome-shell package in Ubuntu: Incomplete Bug description: high cpu usage just moving the mouse removed appindicator extension .. the cpu load is very high. running strace -c -p while moving mouse % time seconds usecs/call calls errors syscall ------ ----------- ----------- --------- --------- ---------------- 36.74 0.103852 103 1000 8 futex 31.30 0.088469 8 10366 8750 recvmsg 15.53 0.043901 11 3925 poll 10.10 0.028550 10 2776 write 4.33 0.012232 7 1537 writev 1.60 0.004533 4 932 read 0.39 0.001092 3 337 getpid 0.00 0.000001 0 2 getrusage 0.00 0.000001 1 1 restart_syscall 0.00 0.000000 0 4 mprotect ------ ----------- ----------- --------- --------- ---------------- 100.00 0.282631 20880 8758 total ProblemType: Bug DistroRelease: Ubuntu 20.10 Package: gnome-shell 3.38.1-1ubuntu1 ProcVersionSignature: Ubuntu 5.8.0-26.27-generic 5.8.14 Uname: Linux 5.8.0-26-generic x86_64 ApportVersion: 2.20.11-0ubuntu50 Architecture: amd64 CasperMD5CheckResult: skip CurrentDesktop: GNOME-Classic:GNOME Date: Wed Nov 4 10:49:20 2020 DisplayManager: gdm3 RelatedPackageVersions: mutter-common 3.38.1-1ubuntu1 SourcePackage: gnome-shell UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1902825/+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