Re: [ceph-users] Recover pgs from cephfs metadata pool (sharing experience)

2016-09-18 Thread Kostis Fardelas
Hello Goncalo, afaik the authoritative shard is concluded based on deep-scrub object checksums which was included in Hammer. Is this in-line with your experience? If yes, is there any other method of concluding for the auth shard besides object timestamps for ceph < jewel? Kostis On 13 September

[ceph-users] Recover pgs from cephfs metadata pool (sharing experience)

2016-09-12 Thread Goncalo Borges
Hi All... Just dropping a small email to share our experience on how to recover a pg from a cephfs metadata pool. The reason why I am sharing this information is because the general understanding on how to recover a pg (check [1]) relies on identifying incorrect objects by comparing checksum