lkml.org 
[lkml]   [2001]   [Jul]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: BIGMEM kernel question
Ahh. That makes sense.  So how can I change the chunk size from 64k to
something higher (I assume I could set it to 128k to effectively double
that 3GB to 6GB)?

Eric Anderson


Alan Cox wrote:
>
> > kernel. My machine has 4GB of RAM, and 6GB of swap. It appears that I
> > can only allocate 2930 MB (using heapc_linux and other programs). What
> > do I need to do to get Linux to allow allocation of all available memory
>
> A non x86 based computer. Its basically impractical to map more than 3Gb of
> memory to user space per process on x86. You can use mmap and shared memory
> to do DOS EMS like tricks with gig rather than 64K sized chunks but you want
> a real 64bit processor to go further
>
> Alan

--
-------------------------------------------------------------------------------
Eric Anderson anderson@centtech.com Centaur Technology (512)
418-5792
For every complex problem, there is a solution that is simple, neat, and
wrong.
-------------------------------------------------------------------------------
-
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 12:56    [W:0.064 / U:0.120 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site