Formatted disk the fdisk / dev / SDB m I D W delete old LVM the vgdisplay the vgremove sdnbjhj-NOD2-VG2 extension LVM the vgextend node66-VG / dev / SDB the lvextend -l + 100% the FREE / dev / Mapper / node66 - the root-VG resize2fs / dev / mapper / node69 - vg-root