On Tue, 2007-02-06 at 09:54 -0800, John Wendel wrote: [snip] > > I copied ("cp -a DVD data2/DVD") the 3 DVD images (27 GB) from the IDE > drive to the SATA drive. After the copy, I did a "du" in the source > and destination directories. All of the destination files were smaller > than the source files. I checked /var/log/messages and didn't see any > errors. It might be the different block size. Try running: $ tune2fs -l /dev/<source partition> | grep "Block size" $ tune2fs -l /dev/<destination partition> | grep "Block size" Either way, I'd suggest you run md5sum on both the source file and the destination file to be certain. - Gilboa