How to debug high sysload in 2,3 second

Valentin Vidić vvidic at valentin-vidic.from.hr
Tue May 16 17:44:53 EDT 2023


On Tue, May 16, 2023 at 06:44:20AM -0400, Valdis Klētnieks wrote:
> You could always leave 'top' running with a 0.5 or 1 second refresh in a
> terminal window, point some sort of video camera at the screen, and after
> you've reproduced it go back and look at the video frame-by-frame until you
> find the 'top' refresh(es) that happened during the high load.

You can also try atop as it has the ability to record and report short
running userspace processes that consume a lot of CPU.

-- 
Valentin



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