Re: scrub error: found clone without head

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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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