On Thu, Jun 7, 2018 at 11:54 AM, Andrew Denton <andrewd@xxxxxxxxxxxx> wrote: > On Wed, 2018-06-06 at 17:02 -0700, Pardhiv Karri wrote: >> Hi, >> >> Is anyone using Openstack with Ceph Erasure Coding pools as it now >> supports RBD in Luminous. If so, hows the performance? > > I attempted it, but couldn't figure out how to get Cinder to specify > the data pool. You can't just point Cinder at the erasure-coded pool > since the ec pool doesn't support OMAP and the rbd creation will fail. > Cinder will need to learn how to create the rbd differently, or there > needs to be some override in ceph.conf. Correct, you can put an override in the "ceph.conf" file on your Cinder controller nodes: [client.cinder] rbd default data pool = XYZ You can also use Cinder multi-backend, each using a different CephX user id, to support different overrides for different device classes. > Thanks, > Andrew > _______________________________________________ > ceph-users mailing list > ceph-users@xxxxxxxxxxxxxx > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Jason _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
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