[ltp] Kernel only see 3 of 4GB

Florian Reitmeir linux-thinkpad@linux-thinkpad.org
Mon, 4 Jun 2007 15:36:52 +0200


On Mon, 04 Jun 2007, r8scq7b02@sneakemail.com wrote:

> On Monday 04 June 2007 04:56, Michael Gaber wrote:
> > yup, you'll have to use a 64 bit system because a 32bit can only address
> > 4GB
> 
> Are you sure about that?
> 
> linux-image-2.6-686-bigmem:
> This package depends on the latest binary image for Linux kernel 2.6 on 
> Pentium Pro/Celeron/Pentium II/Pentium III/Pentium 4 with 4-64G RAM machines. 

not all chipsets support more than 3gb, even on amd64 architectures.
and on 32 bit there is a limit of 3gb _per_ process.

-- 
Florian Reitmeir