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Which Linux command reports free and used space on mounted file systems?

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  1. du
  2. df
  3. ps

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References

  1. df(1), Debian manpages manpages.debian.org/bookworm/coreutils/df.1.en.html Checked 2026-10-10.
  2. du(1), Debian manpages manpages.debian.org/bookworm/coreutils/du.1.en.html Checked 2026-10-10.

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