Re: best way to resolve 'stale+active+clean' after disk failure

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> Op 7 april 2017 om 1:04 schreef Ben Hines <bhines@xxxxxxxxx>:
> 
> 
> Personally before extreme measures like marking lost,  i would try bringing
> up the osd, so it's up and out -- i believe the data will still be found
> and re balanced away from it by Ceph.

Indeed, do not mark it as lost yet. Start the OSD (14) again, but mark it as out.

Hopefully that works for you.

Wido

> 
> -Ben
> 
> On Thu, Apr 6, 2017 at 11:20 AM, David Welch <dwelch@xxxxxxxxxxxx> wrote:
> 
> > Hi,
> > We had a disk on the cluster that was not responding properly and causing
> > 'slow requests'. The osd on the disk was stopped and the osd was marked
> > down and then out. Rebalancing succeeded but (some?) pgs from that osd are
> > now stuck in stale+active+clean state, which is not being resolved (see
> > below for query results).
> >
> > My question: is it better to mark this osd as "lost" (i.e. 'ceph osd lost
> > 14') or to remove the osd as detailed here:
> > https://www.sebastien-han.fr/blog/2015/12/11/ceph-properly-remove-an-osd/
> >
> > Thanks,
> > David
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> > * $ ceph health detail HEALTH_ERR 17 pgs are stuck inactive for more than
> > 300 seconds; 17 pgs stale; 17 pgs stuck stale pg 7.f3 is stuck stale for
> > 6138.330316, current state stale+active+clean, last acting [14] pg 7.bd
> > <http://7.bd> is stuck stale for 6138.330365, current state
> > stale+active+clean, last acting [14] pg 7.b6 is stuck stale for
> > 6138.330374, current state stale+active+clean, last acting [14] pg 7.c5 is
> > stuck stale for 6138.330363, current state stale+active+clean, last acting
> > [14] pg 7.ac <http://7.ac> is stuck stale for 6138.330385, current state
> > stale+active+clean, last acting [14] pg 7.5b is stuck stale for
> > 6138.330678, current state stale+active+clean, last acting [14] pg 7.1b4 is
> > stuck stale for 6138.330409, current state stale+active+clean, last acting
> > [14] pg 7.182 is stuck stale for 6138.330445, current state
> > stale+active+clean, last acting [14] pg 7.1f8 is stuck stale for
> > 6138.330720, current state stale+active+clean, last acting [14] pg 7.53 is
> > stuck stale for 6138.330697, current state stale+active+clean, last acting
> > [14] pg 7.1d2 is stuck stale for 6138.330663, current state
> > stale+active+clean, last acting [14] pg 7.70 is stuck stale for
> > 6138.330742, current state stale+active+clean, last acting [14] pg 7.14f is
> > stuck stale for 6138.330585, current state stale+active+clean, last acting
> > [14] pg 7.23 is stuck stale for 6138.330610, current state
> > stale+active+clean, last acting [14] pg 7.153 is stuck stale for
> > 6138.330600, current state stale+active+clean, last acting [14] pg 7.cc is
> > stuck stale for 6138.330409, current state stale+active+clean, last acting
> > [14] pg 7.16b is stuck stale for 6138.330509, current state
> > stale+active+clean, last acting [14] $ ceph pg dump_stuck stale*
> > *ok*
> > *pg_stat    state    up    up_primary    acting    acting_primary*
> > *7.f3    stale+active+clean    [14]    14    [14]    14*
> > *7.bd <http://7.bd>    stale+active+clean    [14]    14    [14]    14*
> > *7.b6    stale+active+clean    [14]    14    [14]    14*
> > *7.c5    stale+active+clean    [14]    14    [14]    14*
> > *7.ac <http://7.ac>    stale+active+clean    [14]    14    [14]    14*
> > *7.5b    stale+active+clean    [14]    14    [14]    14*
> > *7.1b4    stale+active+clean    [14]    14    [14]    14*
> > *7.182    stale+active+clean    [14]    14    [14]    14*
> > *7.1f8    stale+active+clean    [14]    14    [14]    14*
> > *7.53    stale+active+clean    [14]    14    [14]    14*
> > *7.1d2    stale+active+clean    [14]    14    [14]    14*
> > *7.70    stale+active+clean    [14]    14    [14]    14*
> > *7.14f    stale+active+clean    [14]    14    [14]    14*
> > *7.23    stale+active+clean    [14]    14    [14]    14*
> > *7.153    stale+active+clean    [14]    14    [14]    14*
> > *7.cc    stale+active+clean    [14]    14    [14]    14*
> > *7.16b    stale+active+clean    [14]    14    [14]    14*
> >
> >
> > _______________________________________________
> > ceph-users mailing list
> > ceph-users@xxxxxxxxxxxxxx
> > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
> >
> >
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