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mkfs — create a filesystem

cheat sheet · Ubuntu 24.04 · e2fsprogs 1.47 · xfsprogs 6.6 https://lab.dimsanych.ru/en/wiki/mkfs/

Cheat sheet

lsblk -f /dev/vdb what is on the disk now
sudo mkfs.ext4 /dev/vdb1 ext4 on a partition
sudo mkfs.ext4 -L data /dev/vdb1 with the label data
sudo mkfs -t ext4 /dev/vdb1 the same through mkfs -t
sudo mkfs.xfs -L logs /dev/vdb2 xfs with a label
sudo mkfs.ext4 -n /dev/vdb1 show parameters, create nothing
sudo blkid /dev/vdb1 the new filesystem's UUID for fstab

Options

Below are the options of mkfs.ext4 (that is mke2fs) and mkfs.xfs. The full lists are in man mke2fs and man mkfs.xfs.