device-mapper: device-mapper (device-mapper for logical volume management)
device-mapper:
device-mapper: The goal of device-mapper is to support volume management.  The
device-mapper: driver enables the definition of new block devices composed of
device-mapper: ranges of sectors of existing devices.  This can be used to define
device-mapper: disk partitions or logical volumes.
device-mapper:
device-mapper: device-mapper is required by LVM2, the Logical Volume Manager.
device-mapper:
device-mapper:
device-mapper: