[Users] oVirt/RHEV fencing; a single point of failure

[Perry Myers]

>> I've cc'd Ryan O'Hara who wrote fence_scsi and knows a fair bit about
>> SCSI III PR.  If oVirt is interested in pursuing this, perhaps he can
>> be
>> of assistance.
> 
> There's also sanlock which plays a role here. In the past we required some form of fencing action but once sanlock is integrated that provides another path.

Agreed.  Should have mentioned that :)