breitling superocean chronograph ii 44mm|breitling superocean 44 for sale DESCRIPTION. lvcreate creates a new logical volume in a volume group (see vgcreate(8), vgchange(8)) by allocating logical. extents from the free physical extent pool of that volume group. If there are not enough free physical. extents then the volume group can be extended (see vgextend(8)) with other physical volumes or by reducing. Subscribe