/var/log/lastlog ファイルが非常に大きくなる

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/var/log/lastlog ファイルのサイズが、一部のシステム (特に 64 ビットアーキテクチャー) で非常に大きくなります。

ls -la /var/log/lastlog
-r--------    1 root     root     1254130450140 Jul 27 08:25 /var/log/lastlog

上述の例から、lastlog ファイルのサイズは ~1.2TB と報告されます...

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