That's really weird... I suggest you post your laptop's maker/model and whether you installed any specific packages or just chose "desktop" when installing. Maybe some program's doing a lot of I/O or something.
Maybe thi'll help you tweak your system: http://wiki.debian.org/InstallingDebianOn HTH, Nuno Magalhães -- () ascii ribbon campaign - against html e-mail /\ ascii-rubanda kampajno - kontraŭ html-a retpoŝto -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org