Re: scrub error: found clone without head

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Can you post your ceph.log with the period including all of these errors?
-Sam

On Wed, May 22, 2013 at 5:39 AM, Dzianis Kahanovich
<mahatma@xxxxxxxxxxxxxx> wrote:
> Olivier Bonvalet пишет:
>>
>> Le lundi 20 mai 2013 à 00:06 +0200, Olivier Bonvalet a écrit :
>>> Le mardi 07 mai 2013 à 15:51 +0300, Dzianis Kahanovich a écrit :
>>>> I have 4 scrub errors (3 PGs - "found clone without head"), on one OSD. Not
>>>> repairing. How to repair it exclude re-creating of OSD?
>>>>
>>>> Now it "easy" to clean+create OSD, but in theory - in case there are multiple
>>>> OSDs - it may cause data lost.
>>>
>>> I have same problem : 8 objects (4 PG) with error "found clone without
>>> head". How can I fix that ?
>> since "pg repair" doesn't handle that kind of errors, is there a way to
>> manually fix that ? (it's a production cluster)
>
> Trying to fix manually I cause assertions in trimming process (died OSD). And
> many others troubles. So, if you want to keep cluster running, wait for
> developers answer. IMHO.
>
> About manual repair attempt: see issue #4937. Also similar results - in subject
> "Inconsistent PG's, repair ineffective".
>
> --
> WBR, Dzianis Kahanovich AKA Denis Kaganovich, http://mahatma.bspu.unibel.by/
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