Hi, You could set the below to create ephemeral disks as RBD's
[libvirt] libvirt_images_type = rbd On Mon, May 2, 2016 at 2:28 PM, yang sheng <forsaks...@gmail.com> wrote: > Hi > > I am using ceph infernalis. > > it works fine with my openstack liberty. > > I am trying to test nova evacuate. > > All the vms' volumes are shared among all compute nodes. however, the > instance files (/var/lib/nova/instances) are in each compute node's local > storage. > > Based on redhat docs( > https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux_OpenStack_Platform/6/html/Administration_Guide/section-evacuation.html), > nova evacuate require sync the instance files as well and they created a > NFS cluster. > > Since ceph is also shared among all nodes as well, I was thinking to > create a volume in ceph and attach this volume to all compute nodes. > > just wondering is this doable? > > (I have already attached this volume to 2 servers, server A and server B. > If I write something in server A, seems it is not visible to server B. I > have to re-attach the volume to server B so that server B can see it.) > > _______________________________________________ > ceph-users mailing list > ceph-users@lists.ceph.com > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > >
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