Re: Can a process use up more than 910MB?

From: Philip Blundell (Philip.Blundell@pobox.com)
Date: Wed Jan 05 2000 - 18:15:13 EST


>So, we write a small program (included below) to test this. The machine
>had 1GB of physical memory and a a 2GB swap device. After each megabyte of
>allocated memory the program prints the current allocated memory. Once no
>more memory can be allocated, it sleeps for a while (long enough to check
>the result with top) and then exits.
>
>It turned out that a 2.1.12 kernel compiled for 1GB of physical memory
>only allowed the process to allocate 910MB! Can anyone comment on this? I

Your heap is probably colliding with the shared libraries (which typically
start at 0x40000000). Try linking with -static.

p.

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