Re: Filesystem is degraded, offline, mds daemon damaged

[Eugen Block <eblock@xxxxxx>]

Hi,

your Ceph filesystem is damaged (or do you have multiple?), check the  
MDS logs to see why it is failing, and share that information here.  
Also please share 'ceph fs status'.

Regards,
Eugen

Zitat von bpurvis@xxxxxxx:

> I am really hoping you can help.  THANKS in advance. I have  
> inherited a Docker swarm running CEPH but I know very little about it.
> Current I have an unhealthy ceph environment that will not mount my  
> data drive.
> Its a cluster of 4 vm servers. docker01,docker02, docker03, docker-cloud
> CL has the /data that is on a separate drive, currently failing to mount.
> how can I recover this without loosing the data?
>
> on server docker-cloud, mount /data returns:
> mount error 113 = No route to host
>
> docker ps is healthy on all nodes.
> bc81d14dde92   ceph/daemon:latest-mimic                   
> "/opt/ceph-container…"   2 years ago      Up 34 minutes               
>            ceph-mds
> d4fecec5e0e8   ceph/daemon:latest-mimic                   
> "/opt/ceph-container…"   2 years ago      Up 34 minutes               
>            ceph-osd
> 482ba41803af   ceph/daemon:latest-mimic                   
> "/opt/ceph-container…"   2 years ago      Up 34 minutes               
>            ceph-mgr
> d6a5c44179c7   ceph/daemon:latest-mimic                   
> "/opt/ceph-container…"   2 years ago      Up 32 minutes               
>            ceph-mon
>
> ceph -s:
>   cluster:
>     id:     7a5b2243-8e92-4e03-aee7-aa64cea666ec
>     health: HEALTH_ERR
>             1 filesystem is degraded
>             1 filesystem is offline
>             1 mds daemon damaged
>             noout,noscrub,nodeep-scrub flag(s) set
>             clock skew detected on mon.docker02, mon.docker03,  
> mon.docker-cloud
>             mons docker-cloud,docker01,docker02,docker03 are low on  
> available space
>
>   services:
>     mon: 4 daemons, quorum docker01,docker02,docker03,docker-cloud
>     mgr: docker01(active), standbys: docker02, docker03, docker-cloud
>     mds: cephfs-0/1/1 up , 4 up:standby, 1 damaged
>     osd: 4 osds: 4 up, 4 in
>          flags noout,noscrub,nodeep-scrub
>
>   data:
>     pools:   2 pools, 256 pgs
>     objects: 194.2 k objects, 241 GiB
>     usage:   499 GiB used, 1.5 TiB / 2.0 TiB avail
>     pgs:     256 active+clean
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