How to extend or increase our 80 gb of volume group to 120 gb in lvm:-
#pvdisplay=to show physical volume
#vgdisplay=volume group
#lvdisplay=logical volume
How to extend volume group:-
#pvcreate /dev/sdb5(new partition)
#vgextend /dev/myvggroup /dev/sdb5
#we have successfully expended volume group
How to extend logical volume in existing volume:-
#lvdisplay=to view logical volume
#lvextend –size +1000G /dev/test1(logical volume name)
#Successfully extend logical volume
