How to do it…

This recipe deals with configuring Nova to store the entire virtual machines on the Ceph RBD:

  1. Navigate to the [libvirt] section and add the following:
        inject_partition=-2        images_type=rbd        images_rbd_pool=vms        images_rbd_ceph_conf=/etc/ceph/ceph.conf        rbd_user=cinder        rbd_secret_uuid= e279566e-bc97-46d0-bd90-68080a2a0ad8
  1. Verify your changes:
        # cat /etc/nova/nova.conf|egrep "rbd|partition" | grep -v "#"
  1. Restart the OpenStack Nova services:
        # service openstack-nova-compute restart
  1. To boot a virtual machine in Ceph, the Glance image format must be RAW. We will use the same cirros image that we downloaded earlier in this chapter ...

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