[Users] which file system for shared disk?

[Itamar Heim]

On 07/10/2013 05:33 PM, Piotr Szubiakowski wrote:
> The way that oVirt manage storage domains accessed via FC is very smart.
> There is separate logical volume for each virtual disk. But I think that
> logical volume at the same time could be "touched" only by one host. Is
> it possible that two host access read/write the same logical volume and
> there is no data corruption?

hence a shared disk over block storage using LVM must be pre-allocated, 
so no LV changes (lv extend) would be needed.
(also, it cannot have snapshots, since it would become qcow)