>Both /usr and /var are full. ffs filesystems need to have a certain amount
>of free space to operate correctly, so the "100%" capacity size is less
>than the size of the drive in blocks.
>
>As root, you can fill the disk above the "100%" capacity. Other users,
>though, can't.

>From personal experience, I've seen that the diskspace goes up to 110%. I
guess the extra 10% is for emergency things like continuation of logfiles,
and perhaps some cleaning room as well.

  - a