Nicolas Thierry-Mieg wrote: >> $ echo test >test.txt >> $ ls -l test.txt >> -rw-rw-r-- 1 filbranden filbranden 5 Mar 11 17:24 test.txt >> $ du -h test.txt >> 8.0K test.txt > <snip> >> I could not find any differences that would explain the behaviour. >> Have you seen this before? Can you reproduce it on your systems? Do >> you know how to get the CentOS 4 behaviour? > > strange. > I don't reproduce on an x86_64 centos 5 machine: > [nthierry at localhost ~]$ echo test >test.txt > [nthierry at localhost ~]$ ls -l test.txt > -rw-rw-r-- 1 nthierry nthierry 5 Mar 11 22:44 test.txt > [nthierry at localhost ~]$ du -h test.txt > 4.0K test.txt > > I'm pretty sure I did nothing special when making the fs. Doublecheck it with: tune2fs -l /dev/hda1 |grep 'Block size' Substitute your partition for /dev/hda1 above.