Re: [RESEND PATCH 1/2] tick-sched: Do not clear the iowait and idle times

2020-09-13 Thread Thomas Gleixner
Tom, On Wed, Sep 09 2020 at 08:41, Tom Hromatka wrote: > A customer reported that when a cpu goes offline and then comes back > online, the overall cpu idle and iowait data in /proc/stat decreases. > This is wreaking havoc with their cpu usage calculations. for a changelog it's pretty irrelevant

[RESEND PATCH 1/2] tick-sched: Do not clear the iowait and idle times

2020-09-09 Thread Tom Hromatka
A customer reported that when a cpu goes offline and then comes back online, the overall cpu idle and iowait data in /proc/stat decreases. This is wreaking havoc with their cpu usage calculations. Prior to this patch: user nice systemidle iowait cpu 1390748 636 20944