On Sun, Oct 28, 2007 at 10:50:31PM +0200, Jukka Marin wrote:

> No swap is in use, if that's what you mean.  But no, 4 GB of RAM is not
> enough to buffer 10 GB files.. :)

I guess this is the problem. When you run out of buffers then the
VM system and thus the file cache gets very slow.

-- 
                                Michael van Elst
Internet: mlelstv@serpens.de
                                "A potential Snark may lurk in every tree."