I think you need to bind osd to specified cores and bind qemu-kvm to other cores. Memory size is another factor need to take care of. If your vm's root disk uses local file, the IO problem maybe intractability
On Thu, Apr 10, 2014 at 12:47 PM, Blair Bethwaite <blair.bethwa...@gmail.com> wrote: > Hi all, > > We're building a new OpenStack zone very soon. Our compute hosts are spec'd > with direct attached disk for ephemeral instance storage and we have a bunch > of other storage nodes for Ceph serving Cinder volumes. > > We're wondering about the feasibility of setting up the compute nodes as > OSDs and running a Ceph shared ephemeral storage pool across those nodes. We > understand this implies some more resource overheads, but we tend to have > plenty of CPU available on our compute nodes so don't anticipate a major > issue there. > > Is anyone else doing this successfully, is there anything else to consider? > Oh, and we're ICE customers, so would such a setup be supportable? > > Cheers, Blair > > > _______________________________________________ > ceph-users mailing list > ceph-users@lists.ceph.com > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > -- Best Regards, Wheat _______________________________________________ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
