[pve-devel] [PATCH pve-manager] pvestatd: stream host pressure counters

[Alexandre Derumier]

> Sounds reasonable. We just need to find a way to add new values
> in a compatible way.

Last time in 2013, we had added a new rrd "pve2.3-vm/"
https://lists.proxmox.com/pipermail/pve-devel/2013-January/005612.html

Le ven. 23 oct. 2020 à 09:50, Dietmar Maurer <dietmar at proxmox.com> a écrit :
>
> > I would like also to add some improvement for vm memory/cpu stats.
> >
> > for cpu, currently, we only monitor the qemu process cpu usage, but
> > with virtio-net + vhost-net,
> > we are missing vhost-* process cpu usage.  (For vms will a lot of
> > traffic, this is really signifiant).
> >
> > I would like to add something like "hostcpu" counter, will real metric
> > (reading the vm cgroup cpu.stat)
>
> make sense.
>
> > Also, for memory, when ballooning is enabled, we don't have anymore
> > the real memory usage on the host.
> > For example, a windows vm with 16g mem is filling memory with zeroes
> > at boot, so from the host all the 16G memory is used, but in windows
> > guest we only see something like 2G.
> >
> > so, I would like to add something like "hostmemory" counter
> >
> >
> > what do you think about this ?
>
> Sounds reasonable. We just need to find a way to add new values
> in a compatible way.
>