+1 for a CentOS 6 deployment, you need to upgrade the qemu, not the kernel. We run 3,000+ hypervisors with ceph on a 6 linux rebuild. It's not out of the box but RDO can really help too. Tim > -----Original Message----- > From: Robert van Leeuwen [mailto:Robert.vanLeeuwen at spilgames.com] > Sent: 10 November 2014 14:57 > To: Erik McCormick; MailingLists - EWS > Cc: openstack-operators at lists.openstack.org > Subject: Re: [Openstack-operators] Ceph Implementations > > >> We tried installing Ceph on CentOS 6 (storage nodes and nova nodes) > >> but discovered that the kernel that is included in RDO (for nova) > >> doesn't include rbd support in qemu-img > > >You shouldn't need a special kernel unless you're going to do things like try to > mount an rbd image directly ... > > What you do need are the qemu-kvm and qemu-img packages from the > >ceph-extras repo > > Last time I checked those were pretty out of date. > You can use recent RHEV packages with ceph support: > > Get the latest qemu-kvm-rhev source package here: > http://ftp.redhat.com/redhat/linux/enterprise/6Server/en/RHEV/SRPMS/ > > Build the rpm, install and install librbd1 package You need to link the so file for it > to work: > ln -s /usr/lib64/librbd.so.1 /usr/lib64/qemu/librbd.so.1 > > Cheers. > Robert van Leeuwen > _______________________________________________ > OpenStack-operators mailing list > OpenStack-operators at lists.openstack.org > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators