mke2fs Creates a Linux filesystem inside a partition. Create an ext2 filesystem in partition 1 of device b (sdb1): mkfs.ext2 {{/dev/sdb1}} Create an ext3 filesystem in partition 1 of device b (sdb1): mkfs.ext3 {{/dev/sdb1}} Create an ext3 filesystem in partition 1 of device b (sdb1): mkfs.ext3 {{/dev/sdb1}}