Re: CephFS: delayed objects deletion ?

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On Sat, Mar 14, 2015 at 5:22 PM, Florent B <florent@xxxxxxxxxxx> wrote:
> Hi,
>
> What do you call "old MDS" ? I'm on Giant release, it is not very old...
>
> And I tried restarting both but it didn't solve my problem.
>
> Will it be OK in Hammer ?
>
> On 03/13/2015 04:27 AM, Yan, Zheng wrote:
>> On Fri, Mar 13, 2015 at 1:17 AM, Florent B <florent@xxxxxxxxxxx> wrote:
>>> Hi all,
>>>
>>> I test CephFS again on Giant release.
>>>
>>> I use ceph-fuse.
>>>
>>> After deleting a large directory (few hours ago), I can see that my pool
>>> still contains 217 GB of objects.
>>>
>>> Even if my root directory on CephFS is empty.
>>>
>>> And metadata pool is 46 MB.
>>>
>>> Is it expected ? If not, how to debug this ?

I don't know what was wrong. could you use "rados -p data ls" to check
which objects still exist. Then restart the mds MDS with debug_mds=20
and search the log for name of the remaining objects.

>> Old mds does not work well in this area. Try umounting clients and
>> restarting MDS.
>>
>> Regards
>> Yan, Zheng
>>
>>
>>> Thank you.
>>> _______________________________________________
>>> ceph-users mailing list
>>> ceph-users@xxxxxxxxxxxxxx
>>> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
>
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