Hi John,
On 10/09/2017 10:47 AM, John Spray wrote:
> When a rank is "damaged", that means the MDS rank is blocked from
> starting because Ceph thinks the on-disk metadata is damaged -- no
> amount of restarting things will help.
thanks.
> The place to start with the investigation is to find the
On Mon, Oct 9, 2017 at 8:17 AM, Daniel Baumann wrote:
> Hi all,
>
> we have a Ceph Cluster (12.2.1) with 9 MDS ranks in multi-mds mode.
>
> "out of the blue", rank 6 is marked as damaged (and all other MDS are in
> state up:resolve) and I can't bring the FS up again.
>
>
On 10/09/2017 09:17 AM, Daniel Baumann wrote:
> The relevant portion from the ceph-mds log (when starting mds9 which
> should then take up rank 6; I'm happy to provide any logs):
i've turned up the logging (see attachment).. could it be that we hit
this bug here?
Hi all,
we have a Ceph Cluster (12.2.1) with 9 MDS ranks in multi-mds mode.
"out of the blue", rank 6 is marked as damaged (and all other MDS are in
state up:resolve) and I can't bring the FS up again.
'ceph -s' says:
[...]
1 filesystem is degraded
1 mds daemon damaged