virtual memory allocation
kris at obsecurity.org
Tue Jun 8 00:15:26 PDT 2004
On Tue, Jun 08, 2004 at 08:34:24AM +0300, Odhiambo Washington wrote:
> My colleague is trying to find the maximum amount of virtual
> memory that FreeBSD is able to allocate to a program.
> He's trying 4*1020*1024*1024 for kern.maxdsiz and FreeBSD
> fries up.
On i386 the CPU can only address 4GB of memory, including memory
allocated to the kernel, so you can't go this high (except maybe if
you use PAE, but you still can't go above 4GB). I think about 2GB is
the limit on i386 without special tuning.
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