LVM ( Logical Volume Management )
LVM Stands for Logical Volume Management. LVM is Basically a tool that provides logical volume management for Linux kernel. It is being Introduced simply to make physical storage device management easier.
It also includes allocating disks stripping, mirroring, flexibility and contoll.
Why LVM required ?
It s required to resize the size of the file system online in Linux. The size of the partition can be extended
