this post was submitted on 23 Mar 2026
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What Are Btrfs Subvolumes? And Why They’re Better Than Traditional Linux Partitions (itsfoss.com)
submitted 19 hours ago by costalfy@programming.dev to c/linux@programming.dev
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[–] moonpiedumplings@programming.dev 1 points 1 hour ago

Transparent fileystem compression and deduplication (btrfs feature not in ext4) compresses data while still having it be accessible normally. This leads to big space savings.

You can use the tool compsize to check it out.