8.3 Flashcards
A system of managing logical volumes or file systems made up of physical volumes mapped through a volume group.
logical volume manager
Physical block devices or other disk-like devices that LVM uses as the building blocks for volume groups.
physical volume
An abstract container that combines physical volumes into the storage pools from which logical volumes are created.
volume group
A portion of the volume group that can be formatted to accommodate a file system.
logical volume
LVM has three components that must be configured to manage storage. and they are
physical volume
volume group,
and logical group
_____________are physical block devices or other disk-like devices that are used by LVM as the building blocks for volume groups.
Physical volumes
LVM combines physical volumes into storage pools known as ____________.
volume groups
A volume group can be divided up into any number of ____________
logical volumes
Initializes physical volume for later use by the LVM.
pvcreate
Scans all disks for physical volumes and displays all found physical volumes on the system and their associated volume groups.
pvscan
Creates a new volume group.
vg create
Adds one or more physical volumes to an existing volume group, increasing its available storage space.
vgextend
Creates a new logical volume from the space available in a volume group.
lvcreate
Scans all known volume groups in the system for logical volumes and displays the result.
lvscan
Extends the size of a logical volume. The -L option is used to specify the new size of the volume
lvextend
