Errno 17 = EEXIST means that a service or obd has already been started.
I would stop everything that''s running, verify that everything under
/proc/fs/lustre/devices is gone,
and then try to restart the MDT.
If there''s still an issue, post the lctl debug log (lctl dk /tmp/log)
Jeremy Mann wrote:> I had to reset the MGS/MDT server this morning and now it will not mount
> the meta partition:
>
> Lustre: 0 UP mgs MGS MGS 5
> Lustre: 1 UP mgc MGC192.168.1.1@tcp df0ad628-5c2f-15b8-af52-71916345abc0
6
> Lustre: 2 UP mdt MDS MDS_uuid 3
> Lustre: 3 UP lov bcffs-mdtlov bcffs-mdtlov_UUID 3
> LustreError: 7372:0:(obd_mount.c:1074:server_start_targets()) failed to
> start server bcffs-MDT0000: -17
> LustreError: 7372:0:(obd_mount.c:1514:server_fill_super()) Unable to start
> targets: -17
> LustreError: 7372:0:(obd_mount.c:1342:server_put_super()) no obd
> bcffs-MDT0000
> Lustre: MGS has stopped.
> Lustre: server umount bcffs-MDT0000 complete
>
> [jeremy@bcf ~]$ sudo mount -t lustre /dev/sda2 /lustre-meta/
> mount.lustre: mount /dev/sda2 at /lustre-meta failed: File exists
>
> Thanks for any help.
>
>