On Thu, Aug 2, 2012 at 8:09 AM, Daniel P. Berrange <berrange@xxxxxxxxxx> wrote: > From: "Daniel P. Berrange" <berrange@xxxxxxxxxx> > > Both LVM volumes and SCSI LUNs have a globally unique > identifier associated with them. It is useful to be able > to query this identifier to then perform disk locking, > rather than try to figure out a stable pathname. > -- Would it not be better to call methods from within libdevmapper and libblkid than relying on a callout? Its also worth noting that iSCSI provides a GUID for the volume as well. -- Doug Goldstein -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list