pnpacpi=off also results in the degraded performance $ cat /proc/cpuinfo | grep MHz cpu MHz : 548.956 cpu MHz : 548.763 cpu MHz : 548.418 cpu MHz : 548.828 cpu MHz : 548.807 cpu MHz : 549.060 cpu MHz : 548.949 cpu MHz : 548.086 cpu MHz : 548.940 cpu MHz : 548.841 cpu MHz : 548.926 cpu MHz : 548.854 cpu MHz : 548.919 cpu MHz : 548.920 cpu MHz : 548.931 cpu MHz : 549.000
$ acpi -a Adapter 0: off-line -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2132254 Title: Degraded performance on bootup intermittently on Acer laptop To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/acpi/+bug/2132254/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
