On Tue, Jan 15, 2019 at 3:51 PM Sergei Shvarts <st...@wisebits.com> wrote:
>
> Hello ceph users!
>
> A couple of days ago I've got a ceph health error - mds0: Metadata damage
> detected.
> Overall ceph cluster is fine: all pgs are clean, all osds are up and in, no
> big problems.
> Looks like there is not much information regarding this class of issues, so
> I'm writing this message and hope somebody can help me.
>
> here is the damage itself
> ceph tell mds.0 damage ls
> 2019-01-15 07:47:04.651317 7f48c9813700 0 client.312845186 ms_handle_reset
> on 192.168.0.5:6801/1186631878
> 2019-01-15 07:47:04.656991 7f48ca014700 0 client.312845189 ms_handle_reset
> on 192.168.0.5:6801/1186631878
> [{"damage_type":"dir_frag","id":3472877204,"ino":1100954978087,"frag":"*","path":"\/public\/video\/3h\/3hG6X7\/screen-msmall"}]
>
Looks like object 1005607c727.00000000 in cephfs metadata pool is
corrupted. please run following commands and send mds.0 log to us
ceph tell mds.0 injectargs '--debug_mds 10'
ceph tell mds.0 damage rm 3472877204
ls <cephfs mount point>/public/video/3h/3hG6X7/screen-msmall
ceph tell mds.0 injectargs '--debug_mds 0'
Regards
Yan, Zheng
> Best regards,
> Sergei Shvarts
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