poor performance on big machine

Francois Tigeot ftigeot at wolfpond.org
Mon Jul 30 08:38:00 PDT 2007

On Mon, Jul 30, 2007 at 04:58:46PM +0200, Simon 'corecode' Schubert wrote:
> Matthew Dillon wrote:
> >    Is the machine swapping?  Look at the SWAP PAGER stats with systat -vm 
> >    1.
> I did not configure a swap partition, if that's sufficient information.  
> The box has 4GB RAM (which seem not to be completely usable, the kernel 
> writes at bootup something like 512MB above 4GB ignored).

Some devices need to be mapped to the first 4GB of address space. You will
need a 64-bit kernel to be able to use all your memory...

Francois Tigeot, Zefyris
Phone: +33 (0) 160 924 244

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