Re: Stuck PGs blocked_by non-existent OSDs

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What do you mean by "unblocked" but still "stuck"?
-Sam

On Mon, 2015-03-09 at 22:54 +0000, joel.merrick@xxxxxxxxx wrote:
> On Mon, Mar 9, 2015 at 2:28 PM, Samuel Just <sjust@xxxxxxxxxx> wrote:
> > You'll probably have to recreate osds with the same ids (empty ones),
> > let them boot, stop them, and mark them lost.  There is a feature in the
> > tracker to improve this behavior: http://tracker.ceph.com/issues/10976
> > -Sam
> 
> Thanks Sam, I've readded the OSDs, they became unblocked but there are
> still the same number of pgs stuck. I looked at them in some more
> detail and it seems they all have num_bytes='0'. Tried a repair too,
> for good measure. Still nothing I'm afraid.
> 
> Does this mean some underlying catastrophe has happened and they are
> never going to recover? Following on, would that cause data loss.
> There are no missing objects and I'm hoping there's appropriate
> checksumming / replicas to balance that out, but now I'm not so sure.
> 
> Thanks again,
> Joel


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