Re: restore failed ceph cluster

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Hi Soan,
does `ceph status` work?

Did you use ceph-volume to initially create the OSDs (we only use this tool
and create LVM OSDs)? If yes, you might bring the OSDs back up with
`ceph-volume lvm activate --all`

Cheers
 Boris

Am Do., 9. Dez. 2021 um 13:48 Uhr schrieb Mini Serve <soanican@xxxxxxxxx>:

> Hi,
> We had 3 node cluster ceph installation.
>
> One of them - node-3, had system failure (OS boot disk failure) so OS is
> reinstalled. other physical drives, where OSDs are just fine. We also
> installed ceph on this node3, copied the ssh keys to node 3 and vice-versa.
>
> GUI does not respond. In master node, node 1, ceph-admin can be started but
> do not respond to any command.
> (reboot did not help).
>
> How shall we proceed? Any assistance appreciated.
>
> Regards,
> Soan
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