Difference between revisions of "LVM"
From Alessandro's Wiki
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/dev/sdb vg_1 lvm2 a-- 931.31g 931.31g | /dev/sdb vg_1 lvm2 a-- 931.31g 931.31g | ||
lvs -a -o +devices | |||
== add a disk to a PV == | == add a disk to a PV == | ||
Revision as of 10:46, 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
lvs -a -o +devices
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
