The typical number of reserved blocks for ext3 is 5%. So
that much space is actually reserved. You can change that
limit when formatting the ext3 file system.
mke2fs -j -m 0
Amitay.
--
“I asked for strength and God gave me difficulties to make me strong.
I asked for Wisdom... and God gave me problems to solve.
I received nothing I wanted... But I received everything I needed."