Hi Marek,
In fact all the data you need is already collected by oVirt/VDSM itself
and saved into the DWH database.
I configured sql_exporter for prometheus which does queries on the DWH
database to gather the data I need.
This is exported to prometheus, and there I can query all the data and
do some alerting on for example I/O usage.
Jean-Louis
On 13/02/2024 17:19, marek wrote:
> hi,
>
> i have prometheus based ovirt hosts monitoring (node_exporter,
> smartcl_exporter, ipmi_exporter)
>
>
https://prometheus-community.github.io/ansible/branch/main/ and alerts
> from
https://samber.github.io/awesome-prometheus-alerts/
>
> after i started this monitoring i found that one VM is overloading
> local storage (so i must check IO limiting documentation as a homework
> :) )
>
> but my question is
>
> how do you monitor IO traffic per VM? (IOPS, read/write traffic,..)
>
> some qemu/libvirt exporter? some custom text file + node_exporter?
>
> thanks for tips
>
> Marek
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