Difference between revisions of "LVM"
From Alessandro's Wiki
| Line 12: | Line 12: | ||
== see PV == | == see the PV's == | ||
pvs | pvs | ||
| Line 23: | Line 23: | ||
vgextend vg_1 /dev/sdb | vgextend vg_1 /dev/sdb | ||
Volume group "vg_1" successfully extended | Volume group "vg_1" successfully extended | ||
== remove a disk from PV == | |||
vgreduce vg_1 /dev/sdb | |||
Removed "/dev/sdb" from volume group "vg_1" | |||
== delete a PV == | == delete a PV == | ||
Revision as of 07:51, 9 July 2013
from command line
pvdisplay
lvremove
lvdisplay
see the PV's
pvs PV VG Fmt Attr PSize PFree /dev/sda vg_1 lvm2 a-- 930.82g 0 /dev/sdb vg_1 lvm2 a-- 931.31g 931.31g
add a disk to a PV
vgextend vg_1 /dev/sdb Volume group "vg_1" successfully extended
remove a disk from PV
vgreduce vg_1 /dev/sdb Removed "/dev/sdb" from volume group "vg_1"
delete a PV
vgremove vg_1 Volume group "vg_1" successfully removed
create a mirror
lvcreate -L 931g vg_1 -m 1 vg_1
