On Tue, Nov 3, 2020 at 1:58 PM Grzegorz Powiedziuk <[email protected]> wrote:
> Thanks Christian. > There is no pagging (swapping) here besides just regular kernel's house > keeping (vm.swappiness =5 ) > rhel 7 doesn't give me diag_stat in the debug filesystem hmm > > On Tue, Nov 3, 2020 at 12:37 PM Christian Borntraeger < > [email protected]> wrote: > >> >> So you at least had some time where you paged out memory. >> If you have sysstat installed it would be good to get some history data of >> cpu and swap. >> >> You can also run "vmstat 1 -w" to get an online you on the system load. >> Can you also check (as root) >> /sys/kernel/debug/diag_stat >> 2 times and see if you see excessive diagnose 9c rates. >> >> In the performance monitor toolkit it shows around 12.000 diag x'9c' /s and 50 x'44' But at this time of a day everything is calm. i will check again tomorrow. Lot's of diag x'9c' would indicate too many virtual cpus right? ---------------------------------------------------------------------- For LINUX-390 subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO LINUX-390 or visit http://www2.marist.edu/htbin/wlvindex?LINUX-390
