LVM: Difference between revisions

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 LVM manages three types:
-* physical volumes - directly on a physical partition
+; Physical volume (PV) : Space reservation consisting of a disk partition, a whole disk, a meta device, or a loopback file.
-* volume groups - a group of physical volumes
+; Volume group (VG) : Group of physical volumes.
-* logical volumes
+; Logical volume (LV) : Space reservation inside a volume group, which may be laid across multiple physical volumes.
 === Create a logical volume ===