lkml.org 
[lkml]   [2001]   [Dec]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: How to use >3G memory per process
Date
Followup to:  <OHEPLPGMMIEGHANJIEBAIEPKCEAA.wydeng@platodesign.com>
By author: "Wenyong Deng" <wydeng@platodesign.com>
In newsgroup: linux.dev.kernel
>
> Hi,
>
> I read about 3.5G-per_process (or 3.5G/0.5G user/kernel space) in this
> mailing list, but I don't find the details of how to do it. I have installed
> Redhat7.2 (kernel 2.4.10enterprise) on a dual CPU 4G memory PC. I wrote a
> simple program to use malloc to allocate memory, and it can never exceeds
> 3G. libhoard didn't help either. My question is:
>
> [1] What need to be done for the kernel to support 3.5G or more user address
> space per process?
>
> [2] What need to be done at compilation time? Any option for
> compiler/linker?
>

You need a patch from Andrea; you also need to either run kernel boot
protocol 2.03 (a patch from me, plus a compatible bootloader), *OR*
run without initrd.

-hpa
--
<hpa@transmeta.com> at work, <hpa@zytor.com> in private!
"Unix gives you enough rope to shoot yourself in the foot."
http://www.zytor.com/~hpa/puzzle.txt <amsp@zytor.com>
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 13:14    [W:0.046 / U:0.080 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site