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# lshw -C disk
# dd if=/dev/zero of=/dev/sdb bs=512 count=1
# fdisk /dev/sdb n p 1 <enter> <enter> w
# mkfs -t ext3 /dev/sdb1
# mount /dev/sdb1 /opt
# cat /etc/fstab ... /dev/sdb1 /opt ext3 relatime,errors=remount-ro 0 ...