Maxim Khitrov wrote:
On Thu, Aug 7, 2008 at 10:52 AM, Sean Cavanaugh
<[EMAIL PROTECTED]> wrote:

Date: Thu, 7 Aug 2008 09:47:45 -0400
From: [EMAIL PROTECTED]
To: freebsd-questions@freebsd.org
Subject: 64-bit Linux Binary Compatibility (for Matlab)
Apparently Matlab tries to allocate a continuous chunk of memory, and
we needed to upgrade to 64-bit hardware to give it access to more than
1GB of memory, which is about the most that it was able to get before.
It's a lousy explanation, but I wasn't employed at this place when
this diagnosis was made.

running 32-bit gives you access to 4GB of RAM, not 1. there is some address
space that is used up by hardware such as video cards that will reduce that
number reported by the OS.


I know that, the key word there is continuous space.

It still doesn't make any sense; processes on i386 have up to 3GB (by default) of address space to do with what they wish. Perhaps someone forgot to increase the maxdsiz resource limit?

Kris
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