Does someone got any ideas on this?
The mgr nodes are separate, pg_autoscaler is also not active (I don‘t know how the impact
will be on a 1pb storage), and it also happens when I turn of an osd service on any node.
it’s the latest ceph nautilus.
Cheers
- Boris
> Am 28.05.2020 um 23:42 schrieb Boris Behrens <bb(a)kervyn.de>de>:
>
> Dear people on this mailing list,
>
> I've got the "problem" that our MAX AVAIL value increases by about
> 5-10 TB when I reboot a whole OSD node. After the reboot the value
> goes back to normal.
>
> I would love to know WHY.
>
> Under normal circumstances I would ignore this behavior, but because I
> am very new to the whole ceph software I would like to know why stuff
> like this happens.
> What I read is, that this value will be calculated by the most filled OSD.
>
> I've set noout and norebalance while the node is offline and I unset
> both values after the reboot.
>
> We are currently on nautilus.
>
> Cheers and thanks in advance
> Boris