Date: 2019aug8
Q. Linux: LVM on the command line
A. As root...
Use fdisk to partition it
fdisk /dev/sda Replace with your actual disk
n Use the `n` command an accept defaults
w Ask to have it written
q Quit
Create physical volume (PV)
pvcreate /dev/sda3 Replace with your actual disk
pvcreate /dev/sda4 Replace with your actual disk
Create volume group (VG)
vgcreate minevg /dev/sda3 /dev/sda4
List
vgdisplay
Create logical volumes (LV)
lvcreate -n lvmine1 --size 99G minevg
List
lvdisplay
Format
mkfs.ext4 /dev/minevg/lvmine1
Mount
mkdir /mine1
mount /dev/minevg/lvmine1 /mine1
Add to /etc/fstab
/dev/minevg/lvmine1 /mine1 ext4 defaults 1 2