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SubjectRe: Overcommitable memory??
On Mon, 13 Mar 2000, David Whysong wrote:
> On 13 Mar 2000, Rask Ingemann Lambertsen wrote:
> >
> >Apps would be told that the system is out of memory instead of just
> >getting a SIGKILL'ed out of the blue sky. Apps getting NULL from
> >malloc() can react appropriately, such as saving your files to disk,
> And please explain why my simulation -- that may have started
> many weeks (or months) ago -- should "just exit" because some
> random 5-minute old Mathematica process went and allocated half
> a gigabyte of memory?

This is exactly the situation from which my OOM killer patch
will save you. People have tested it and it works great in
practice. Speed overhead on a running kernel is ZERO and the
size is increased by about two or three kilobytes...

The Internet is not a network of computers. It is a network
of people. That is its real strength.

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