Re: Reducing backfilling/recovery long tail

2014-12-12 Thread Loic Dachary
On 12/12/2014 17:12, Sage Weil wrote: > On Fri, 12 Dec 2014, Loic Dachary wrote: >> Hi Sam & Sage, >> >> In the context of http://tracker.ceph.com/issues/9566 I'm inclined to >> think the best solution would be that the AsyncReserver choose a PG >> instead of just picking the next one in the li

Re: Reducing backfilling/recovery long tail

2014-12-12 Thread Sage Weil
On Fri, 12 Dec 2014, Loic Dachary wrote: > Hi Sam & Sage, > > In the context of http://tracker.ceph.com/issues/9566 I'm inclined to > think the best solution would be that the AsyncReserver choose a PG > instead of just picking the next one in the list when there is a free > slot. It would alwa

Reducing backfilling/recovery long tail

2014-12-12 Thread Loic Dachary
Hi Sam & Sage, In the context of http://tracker.ceph.com/issues/9566 I'm inclined to think the best solution would be that the AsyncReserver choose a PG instead of just picking the next one in the list when there is a free slot. It would always choose a PG that must move to/from an OSDs for whi