question about total allocated memory

Satish Balay balay at mcs.anl.gov
Fri Jun 29 09:24:50 CDT 2007


On Fri, 29 Jun 2007, li pan wrote:

>  hi Satish, thanx for your quick answer. I'm testing my code at a PC
> with 32bits 2GB memory and a PC with 64 bits CPU 4GB memory. Both
> are runing linux system.

[Eventhough the CPU is 64bit] is the OS/comilers 32bit on this second
machine?

You'll probably have to install a 64bit linux on this machine for what
you want.

> I heard that windows system doesn't allow 32 bits CPU allocating
> more than 2GB. Is it also true under linux system?

I belive its true for linux aswell.

Satish




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