[pve-devel] [PATCH pve-common 1/1] ProcFSTools: add read_pressure

Dietmar Maurer dietmar at proxmox.com
Tue Oct 13 08:05:00 CEST 2020


> I have notice that it's possible to get pressure info for each vm/ct
> through cgroups
> 
> /sys/fs/cgroup/unified/qemu.slice/<vmid>.scope/cpu.pressure
> /sys/fs/cgroup/unified/lxc/<vmid>/cpu.pressure
> 
> 
> Maybe it could be great to have some new rrd graphs for each vm/ct ?
> They are very useful counters to known a specific vm/ct is overloaded

I have no idea how reliable this is, because we do not use cgroups v2. But yes,
I think this would be useful.





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