memmap working?

Charles R Harris charlesr.harris at gmail.com
Mon Nov 13 16:03:38 CST 2006


On 11/13/06, Mathew Yeates <myeates at jpl.nasa.gov> wrote:
>
> I have a memory mapped array. When I try and assign data, my mem usage
> goes through the roof.


Is it cache memory or process memory? I think a memory mapped file will keep
pages cached in memory until the space is needed so as to avoid unneeded io.
At least that is what happens in linux.

Chuck
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