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df コマンドが正しい値を表示しない理由

Solution Unverified - Updated 2012-12-04T07:49:09+00:00 -

Issue

df -h コマンドの結果が、正しく加算されていません (Size <> Used + Avail)。

# df -h
Filesystem      Size      Used      Avail Use% Mounted on
/dev/sda1     101086     53867     42000  57% /boot

「Used + Avail」がサイズと等しくありません (例: 53867 + 42000 = 95867)。残りの領域は?

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Red Hat Enterprise Linux 4
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