├─nvme0n1p1 259:1 0 7.9G 0 part / ├─nvme0n1p14 259:2 0 3M 0 part └─nvme0n1p15 259:3 0 124M 0 part /boot/efi nvme2n1 259:4 0 1G 0 disk nvme1n1 259:5 0 1G 0 disk admin@i-05f20f1fd6dc9dcd5:~$ lvs WARNING: Running as a non-root user. Functionality may be unavailable. /run/lock/lvm/P_global:aux: open failed: Permission denied admin@i-05f20f1fd6dc9dcd5:~$ sudo lvs admin@i-05f20f1fd6dc9dcd5:~$ sudo vgs VG #PV #LV #SN Attr VSize VFree test_vg 2 0 0 wz--n- 1.99g 1.99g admin@i-05f20f1fd6dc9dcd5:~$ sudo lvcreate --type raid0 -L 1.99g test_vg Using default stripesize 64.00 KiB. Rounding up size to full physical extent 1.99 GiB Logical volume "lvol0" created. admin@i-05f20f1fd6dc9dcd5:~$ man mkfs admin@i-05f20f1fd6dc9dcd5:~$ man -k mkfs mkfs (8) - build a Linux filesystem mkfs.bfs (8) - make an SCO bfs filesystem mkfs.cramfs (8) - make compressed ROM file system mkfs.ext2 (8) - create an ext2/ext3/ext4 filesystem mkfs.ext3 (8) - create an ext2/ext3/ext4 filesystem mkfs.ext4 (8) - create an ext2/ext3/ext4 filesystem mkfs.minix (8) - make a Minix filesystem admin@i-05f20f1fd6dc9dcd5:~$ sudo lsblk NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT nvme0n1 259:0 0 8G 0 disk ├─nvme0n1p1 259:1 0 7.9G 0 part / ├─nvme0n1p14 259:2 0 3M 0 part └─nvme0n1p15 259:3 0 124M 0 part /boot/efi nvme2n1 259:4 0 1G 0 disk └─test_vg-lvol0_rimage_1 254:1 0 1020M 0 lvm └─test_vg-lvol0 254:2 0 2G 0 lvm nvme1n1 259:5 0 1G 0 disk └─test_vg-lvol0_rimage_0 254:0 0 1020M 0 lvm └─test_vg-lvol0 254:2 0 2G 0 lvm admin@i-05f20f1fd6dc9dcd5:~$ sudo mkfs.ext4 test_vg-lvol0 mke2fs 1.46.2 (28-Feb-2021) The file test_vg-lvol0 does not exist and no size was specified. admin@i-05f20f1fd6dc9dcd5:~$ sudo mkfs.ext4 test_vg-lvol0
