Hi,

You need configure libvirt to use Ceph as its backend.

Put this config to [libvirt] in nova.conf:

[libvirt]
inject_partition=-2
inject_password = false
live_migration_flag=VIR_MIGRATE_UNDEFINE_SOURCE,VIR_MIGRATE_PEER2PEER,VIR_MIGRATE_LIVE,VIR_MIGRATE_PERSIST_DEST
inject_key=False
images_type = rbd
images_rbd_pool = [ceph vms pool]
images_rbd_ceph_conf = /etc/ceph/ceph.conf
rbd_user = cinder
rbd_secret_uuid = [Ceph FSID]
disk_cachemodes="network=writeback"
hw_disk_discard = unmap

On Mon, Dec 14, 2015 at 4:03 PM, magicb...@hotmail.com <
magicb...@hotmail.com> wrote:

> Hi
>
> I think that this problem has already been reported, but I don't get
> clearly how to resolve it.
> I have an openstack deployment with some compute nodes. The OS deployment
> is configured to use a ceph cluster (cinder+glance+nova ephemeral)
>
> My problem is this: the OS hypervisor stats reports the compute local HDD
> free space/used space instead of Ceph usage. At the end, I cannot create
> new VM because Nova reports that there's no space left in any compute node,
> while I have a lot space in ceph cluster....
>
> I have OS Juno + Ceph Firefly.
>
> thanks in advance.
> J
> _______________________________________________
> ceph-users mailing list
> ceph-users@lists.ceph.com
> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
>
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