You will likely have to write a nova-volume/cinder backend to talk to the dell SAN directly. You could probably base it on the HP lefthand san code and get something working pretty quickly:
https://github.com/openstack/nova/blob/master/nova/volume/san.py Vish On Aug 2, 2012, at 2:31 AM, Bilel Msekni <[email protected]> wrote: > Hi all, > I have a question relating to nova-volume, and provisioning block devices as > storage for VMs. As I understand it from the documentation, nova-volume will > take a block device with LVM on it, and then become an iSCSI target to share > the logical volumes to compute nodes. I also understand that there is another > process for using an HP lefthand SAN or solaris iSCSI setup, whereby > nova-volume can interact with APIs for volume creation on the SAN itself. > > I have a dell iSCSI SAN, and I can see that I'd be able to mount a LUN from > the SAN on my nova-volume node, then go through the documented process of > creating an LVM on this LUN and having nova-volume re-share it over iSCSI to > the compute nodes, but what I'm wondering is whether I can have the compute > nodes simple connect to the iSCSI SAN to access these volumes (which would be > created and managed by nova-volume still), rather than connect each compute > node to the iSCSI target which nova-volume presents? I imagine with this > setup, I could take advantage of the SAN's HA and performance benefits. > > Hope that makes sense.. > _______________________________________________ > Mailing list: https://launchpad.net/~openstack > Post to : [email protected] > Unsubscribe : https://launchpad.net/~openstack > More help : https://help.launchpad.net/ListHelp
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