[PVE-User] shared LVM on host-based mirrored iSCSI LUNs

[Dietmar Maurer]

> Since I did not configure any locking for mdadm I figured that mdadm would
> lead to corrupting the contents of the logical volumes used as virtual hard
> disks.
> 
> But to my surprise fsck did not reveal any errors.
> 
> So my question is: Is there some locking already in place and I just missed it?
> clvm is installed but obviously not used, /etc/lvm.conf is set to file based
> locking and the locking_dir is local to every server,

Yes, we have cluster wide locking, as long as you use the pve tools to manage storage.

- Dietmar