On Sunday 14 October 2007, centos at unixplanet.biz wrote: > Hello > > I was copying some files from one server to other, > that I relized the total file size ( sum of all files ) > in one server is a bit more than the one that copied from > ( about 6 when I do du -s ) You can use dd with the right options: du --apparent-size -B 1 this will count blocks of size 1 byte and take the used size by the files rather than the allocated blocks. Peter.