vgextend – add physical volumes to a volume group vgextend [-A/–autobackup y/n] [-d/–debug] [-h/-?/–help] [-t/–test] [-v/–verbose] VolumeGroupName PhysicalDevicePath [PhysicalDevi- cePath…] vgextend allows you to add one or more initialized physical volumes ( see pvcreate ) to an existing volume group to extend it in size. Examples “vgextend vg00 /dev/sda4 /dev/sdn1” tries to extend the existing  Full Article…