pvdisplay
... displays the attributes of the physical volumes
pvs
... displays information about the physical volumes
vgs
... displays information about the volume groups
lvs
... displays information about the logical volumes
lvextend -L +20g /dev/mapper/vg0-root
... extends the LV /dev/mapper/vg0-root with 20GB
lvextend -l +100%FREE /dev/mapper/vg0-root
... extends the LV /dev/mapper/vg0-root with all the free space available in its VG
2026-04-11 12:28:46
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