Comment 3 for bug 1188543

All nodes are running Ubuntu 13.04 (Quantal).

Here is the list of cinder, nova & ceph packages on the various nodes:
cinder-api (1:2013.1-0ubuntu2)
cinder-common (1:2013.1-0ubuntu2)
cinder-scheduler (1:2013.1-0ubuntu2)
nova-ajax-console-proxy (1:2013.1-0ubuntu2.1)
nova-api (1:2013.1-0ubuntu2.1)
nova-cert (1:2013.1-0ubuntu2.1)
nova-common (1:2013.1-0ubuntu2.1)
nova-compute (1:2013.1-0ubuntu2.1)
nova-compute-kvm (1:2013.1-0ubuntu2.1)
nova-conductor (1:2013.1-0ubuntu2.1)
nova-consoleauth (1:2013.1-0ubuntu2.1)
nova-doc (1:2013.1-0ubuntu2.1)
nova-network (1:2013.1-0ubuntu2.1)
nova-novncproxy (1:2013.1-0ubuntu2.1)
nova-scheduler (1:2013.1-0ubuntu2.1)
python-cinder (1:2013.1-0ubuntu2)
python-cinderclient (1:1.0.3-0ubuntu1)
python-nova (1:2013.1-0ubuntu2.1)
python-novaclient (1:2.13.0-0ubuntu1)
nova-compute-kvm (1:2013.1-0ubuntu2.1)
cinder-volume (1:2013.1-0ubuntu2)
ipxe-qemu (1.0.0+git-4.d6b0b76-0ubuntu2)
kvm-ipxe (1.0.0+git-4.d6b0b76-0ubuntu2)
qemu-keymaps (1.4.0+dfsg-1expubuntu4)
qemu-kvm (1.4.0+dfsg-1expubuntu4)
qemu-system-common (1.4.0+dfsg-1expubuntu4)
qemu-system-x86 (1.4.0+dfsg-1expubuntu4)
qemu-utils (1.4.0+dfsg-1expubuntu4)
ceph (0.56.4-1quantal)
ceph-common (0.56.6-1quantal)
ceph-fs-common (0.56.6-1quantal)
ceph-fuse (0.56.6-1quantal)
ceph-mds (0.56.4-1quantal)
libcephfs1 (0.56.6-1quantal)
python-ceph (0.56.6-1quantal)

Yes the instance was booted with the nova CLI as in your comment.

HTH, tell me if you need more stuff.