Re: Scrub Error / How does ceph pg repair work?

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For me that's true about 1/3 the time, but often I do still have to repair the PG after removing the affected OSD.  YMMV.

> 
>> 
>> 
>> Agree that 99+% of the inconsistent PG's I see correlate directly to disk flern.
>> 
>> Check /var/log/kern.log*, /var/log/messages*, etc. and I'll bet you find errors correlating.
>> 
> 
> More to this... In the case that an inconsistent PG is caused by a
> failed disk read, you don't need to run ceph pg repair at all.
> Instead, since your drive is bad, stop the osd process, mark that osd
> out. After backfilling has completed and the PG is re-scrubbed, you
> will find it is consistent again.
> 
> Cheers, Dan

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