We can often tell exactly what caused a freeze after rebooting and looking at the log of the previous boot where the freeze occurred.
Next time the freeze happens, please reboot and then in a Terminal window run: journalctl -b-1 > prevboot.txt and attach the resulting text file here. -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/1912472 Title: Display freezes randomly - high CPU usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1912472/+subscriptions -- desktop-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
