https://bugs.kde.org/show_bug.cgi?id=461931
Bug ID: 461931
Summary: After resume from hibernate or sleep, Xorg process
uses high cpu
Classification: I don't know
Product: kde
Version: unspecified
Platform: Ubuntu
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: general
Assignee: unassigned-b...@kde.org
Reporter: zyf034...@gmail.com
Target Milestone: ---
SUMMARY
***
NOTE: If you are reporting a crash, please try to attach a backtrace with debug
symbols.
See
https://community.kde.org/Guidelines_and_HOWTOs/Debugging/How_to_create_useful_crash_reports
***
STEPS TO REPRODUCE
1. hibernate
2. wake up after one night
OBSERVED RESULT
Xorg use about 30% cpu, and UI lags a little.
EXPECTED RESULT
Normally, Xorg should use 3-7% cpu.
SOFTWARE/OS VERSIONS
Windows:
macOS:
Linux/KDE Plasma: 22.10
(available in About System)
KDE Plasma Version: 5.25.5
KDE Frameworks Version: 5.98.0
Qt Version: 5.15.6
ADDITIONAL INFORMATION
After upgrade from Ubuntu 22.04 to 22.10, this problem occurs.
And, after call `kwin --replace`, Xorg cpu usage is back to normal.
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