| Summary: | system-monitor incorrectly reports CPU usage as 0% when it is close to 100% | ||
|---|---|---|---|
| Product: | [Applications] plasma-systemmonitor | Reporter: | Nick Korotysh <tevute56> |
| Component: | general | Assignee: | KSysGuard Developers <ksysguard-bugs> |
| Status: | RESOLVED FIXED | ||
| Severity: | normal | CC: | ahiemstra, fanzhuyifan, plasma-bugs-null, putr4.s |
| Priority: | NOR | Keywords: | qt6 |
| Version First Reported In: | 5.90.0 | ||
| Target Milestone: | --- | ||
| Platform: | Arch Linux | ||
| OS: | Linux | ||
| Latest Commit: | Version Fixed/Implemented In: | ||
| Sentry Crash Report: | |||
| Attachments: | htop vs system-monitor | ||
fixed in 5.91, can be closed |
Created attachment 163806 [details] htop vs system-monitor SUMMARY *** when all core are under high load (close to 100%), system monitor displays 0% CPU usage (both for total and per core) *** STEPS TO REPRODUCE 1. open system monitor or add widget displaying CPU usage 2. run CPU-heavy task, for example compilation or 7z benchmark (7z b 10) 3. compare usage in system monitor and htop OBSERVED RESULT CPU usage is 0%, only sometimes reaches 100% for some core EXPECTED RESULT CPU usage is close to 100% for all cores SOFTWARE/OS VERSIONS Linux/KDE Plasma: ArchLinux/KDE Plasma 6 Beta, Wayland KDE Plasma Version: 5.90.0 KDE Frameworks Version: 5.246.0 Qt Version: 6.6.1 ADDITIONAL INFORMATION not 100% usage seems to be reported correctly, see attached screenshot