Re: xfs corruption, data disaster!

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Hello,

I dont get it. You lost just 6 osds out of 145 and your cluster is not
able to recover ?

what is the status of ceph -s ?

Saverio


2015-05-04 9:00 GMT+02:00 Yujian Peng <pengyujian5201314@xxxxxxx>:
> Hi,
> I'm encountering a data disaster. I have a ceph cluster with 145 osd. The
> data center had a power problem yesterday, and all of the ceph nodes were down.
> But now I find that 6 disks(xfs) in 4 nodes have data corruption. Some disks
> are unable to mount, and some disks have IO errors in syslog.
>         mount: Structure needs cleaning
>         xfs_log_forece: error 5 returned
> I tried to repair one with xfs_repair -L /dev/sdx1, but the ceph-osd
> reported a leveldb error:
>         Error initializing leveldb: Corruption: checksum mismatch
> I cannot start the 6 osds and 22 pgs is down.
> This is really a tragedy for me. Can you give me some idea to recovery the
> xfs? Thanks very much!
>
>
>
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