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We keep getting these from you



Hi Tim,

The last little while today, copies of mail to debian-user keeps coming
back unchanged from you.

Doug.


On Tue, Oct 23, 2007 at 07:51:11PM -0500, Tim DeWall wrote:
> 
> ----- Original Message ----- 
> From: "Ron Johnson" <ron.l.johnson@cox.net>
> To: <debian-user@lists.debian.org>
> Sent: Tuesday, October 23, 2007 6:11 PM
> Subject: Re: 1GB RAM is missing.
> 
> 
> >-----BEGIN PGP SIGNED MESSAGE-----
> >Hash: SHA1
> >
> >On 10/23/07 18:00, Stephen Cormier wrote:
> >>On October 23, 2007 05:32:55 pm Ron Johnson wrote:
> >>>On 10/23/07 14:16, Stephen Cormier wrote:
> >>>[snip]
> >>>
> >>>>You are going to have to accept that you are never going to get all 4gb
> >>>>running a 32bit install due to the limitations of using 32bit where
> >>>>things
> >>>At the pid level, or at the OS level?
> >>
> >>I take it by pid you mean a process if so then it is my understanding 
> >>IIRC
> >>that on a 32bit install you are limited to 2gb maximum of memory that can 
> >>be
> >>used by a single process. The limitations I talk about here are BIOS/arch
> >>limited where a certain amount of memory is reserved for things like your
> >>video card, interrupts ... this has to be mapped below 4gb so a hole in 
> >>the
> >>memory has to be there for it to be used, like back in the DOS days where 
> >>you
> >>had the 15mb-16mb memory hole option in the BIOS. I believe that was just
> >>video related though if my memory serves me but the principle is the same 
> >>the
> >>space needs to be reserved on 32bit thus lowers the total ram available 
> >>on
> >>64bit it is not needed to be reserved so you get all the memory.
> >
> >Modern 32 bit processors and chipsets map around those limitations.
> >
> >For many years there have been 32-bit server motherboards that
> >accept and use (in both Linux and Windows) up to 64GB RAM.
> >
> >http://en.wikipedia.org/wiki/Physical_Address_Extension
> >http://kerneltrap.org/node/2450
> >
> >- --
> >Ron Johnson, Jr.
> >Jefferson LA  USA
> >
> >Give a man a fish, and he eats for a day.
> >Hit him with a fish, and he goes away for good!
> >
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> >
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> >-----END PGP SIGNATURE-----
> >
> >
> >-- 
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> >
> 
> 
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> 



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