Hi Chris, do you mean they show up in overview dashboard? Can you show via
some screenshots where all they are coming up?


On Thu, 5 Feb 2026 at 6:39 PM, Chris Palmer via ceph-users <
[email protected]> wrote:

> cephadm (squid & tentacle) deploys alertmanager with some default
> alerts. One is CephNodeInconsistentMTU which checks if the MTU of each
> interface with the same name is the same across the cluster.
>
> However if your cluster nodes are not identical, and have differing
> interface names, we end up with lots of permanent alerts. Although I can
> silence the alert (matching the alert name) for a long time, they still
> show up in the dashboard.
>
> The alerts are different permutations of:
>
>      Node ceph3 has a different MTU size (1500) than the median of
> devices named enp4s0.
>
> Since that check is inappropriate in a heterogeneous cluster, what's the
> recommended way of disabling it, which won't get overwritten with
> redeployment of the monitoring stack?
>
> Thanks, Chris
> _______________________________________________
> ceph-users mailing list -- [email protected]
> To unsubscribe send an email to [email protected]
>
_______________________________________________
ceph-users mailing list -- [email protected]
To unsubscribe send an email to [email protected]

Reply via email to