Hi Marcin,
Not sure if anyone asked, but are your OSD journals on actual disk or
are you using tmpfs?
Dino
On Wed, Jan 16, 2013 at 4:53 AM, Wido den Hollander <wido@xxxxxxxxx> wrote:
>
>
> On 01/16/2013 11:50 AM, Marcin Szukala wrote:
>>
>> Hi all,
>>
>> Any ideas how can I resolve my issue? Or where the problem is?
>>
>> Let me describe the issue.
>> Host boots up and maps RBD image with XFS filesystems
>> Host mounts the filesystems from the RBD image
>> Host starts to write data to the mounted filesystems
>> Host experiences power failure
>> Host comes up and map the RBD image
>> Host mounts the filesystems from the RBD image
>> All data from all filesystems is lost
>> Host is able to use the filesystems with no problems.
>>
>> Filesystem is XFS, no errors on filesystem,
>>
>
> That simply does not make sense to me. How can all data be gone and the FS
> just mount cleanly.
>
> Can you try to format the RBD with EXT4 and see if that makes any
> difference.
>
> Could you also try to run a "sync" prior to pulling the power from the host
> to see if that makes any difference.
>
> Wido
>
>
>> Kernel 3.5.0-19-generic
>>
>> root@openstack-1:/etc/init# ceph -s
>> health HEALTH_OK
>> monmap e1: 3 mons at
>> {a=10.3.82.102:6789/0,b=10.3.82.103:6789/0,d=10.3.82.105:6789/0},
>> election epoch 10, quorum 0,1,2 a,b,d
>> osdmap e132: 56 osds: 56 up, 56 in
>> pgmap v87165: 13744 pgs: 13744 active+clean; 52727 MB data, 102 GB
>> used, 52028 GB / 52131 GB avail
>> mdsmap e1: 0/0/1 up
>>
>> Regards,
>> Marcin
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