Linux · Filesystems & Mounting

You're administering an ext4 file system but keep seeing tools named with a '2', like tune2fs. Do those actually work on ext4, and what does the naming reflect?

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More in Filesystems & Mounting

Partitioning a disk reserves space, yet you still can't store files on that space until you do one more step. What is that step called, and what does it actually add?

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