pvchange allows you to change the allocation permissions of one or
more physical volumes.
OPTIONS
See lvm for common options.
-a, --all
If PhysicalVolumePath is not specified on the command line all
physical volumes are searched for and used.
-x, --allocatable y/n
Enable or disable allocation of physical extents on this physical volume.
Example
"pvchange -x n /dev/sdk1" disallows the allocation of physical extents
on this physical volume (possibly because of disk errors, or because it will
be removed after freeing it.
