# fdisk /dev/sda
Command (m for help): n
Command (m for help): w
# mkfs.ext4 /dev/sda1
USBメモリのmount
# fdisk -l
# blkid /dev/sda1
/dev/sda1: UUID="c21e1887-bf12-4a2c-9303-abd2dd7c0127" TYPE="ext4" PARTUUID="fc0b29ac-01"
# mkdir /mnt/usb01
# vi /etc/fstab
UUID="c21e1887-bf12-4a2c-9303-abd2dd7c0127" /mnt/usb01 ext4 defaults 0 2