Re: Update to Mimic with prior Snapshots leads to MDS damaged metadata

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Hi!

Thank you for your help! The cluster is running healthily for a day now.

Regarding the problem, I just checked in the release notes [1] and on
docs.ceph.com and did not find the right invocation after an upgrade.
Maybe that ought to be fixed.

>> [upgrade from luminous to mimic with prior cephfs snapshots]
> The correct commands should be:
>
> ceph daemon <mds of rank 0> scrub_path / force recursive repair
> ceph daemon <mds of rank 0> scrub_path '~mdsdir' force recursive

[1] https://ceph.com/releases/v13-2-0-mimic-released/
[2]
https://www.google.com/search?q=site%3Adocs.ceph.com+scrub_path+inurl%3Amimic&oq=site%3Adocs.ceph.com+scrub_path+inurl%3Amimic

Cheers,
 Tobias Florek
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