The default failure domain is host and you will need 5 (=k+m) nodes for this config. If you have 4 nodes you can run k=3,m=1 or k=2,m=2 otherwise you'd have to change failure domain to OSD
On Fri, Nov 10, 2017 at 10:52 AM, Marc Roos <m.r...@f1-outsourcing.eu> wrote: > > I added an erasure k=3,m=2 coded pool on a 3 node test cluster and am > getting these errors. > > pg 48.0 is stuck undersized for 23867.000000, current state > active+undersized+degraded, last acting [9,13,2147483647,7,2147483647] > pg 48.1 is stuck undersized for 27479.944212, current state > active+undersized+degraded, last acting [12,1,2147483647,8,2147483647] > pg 48.2 is stuck undersized for 27479.944514, current state > active+undersized+degraded, last acting [12,1,2147483647,3,2147483647] > pg 48.3 is stuck undersized for 27479.943845, current state > active+undersized+degraded, last acting [11,0,2147483647,2147483647,5] > pg 48.4 is stuck undersized for 27479.947473, current state > active+undersized+degraded, last acting [8,4,2147483647,2147483647,5] > pg 48.5 is stuck undersized for 27479.940289, current state > active+undersized+degraded, last acting [6,5,11,2147483647,2147483647] > pg 48.6 is stuck undersized for 27479.947125, current state > active+undersized+degraded, last acting [5,8,2147483647,1,2147483647] > pg 48.7 is stuck undersized for 23866.977708, current state > active+undersized+degraded, last acting [13,11,2147483647,0,2147483647] > > Mentioned here > http://lists.ceph.com/pipermail/ceph-users-ceph.com/2016-May/009572.html > is that the problem was resolved by adding an extra node, I already > changed the min_size to 3. Or should I change to k=2,m=2 but do I still > then have good saving on storage then? How can you calculate saving > storage of erasure pool? > > > > > _______________________________________________ > ceph-users mailing list > ceph-users@lists.ceph.com > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com _______________________________________________ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
