How do I force a program to appear to run out of memory?

Question

I have a C/C++ program that might be hanging when it runs out of memory. We discovered this by running many copies at the same time. I want to debug the program without co

Answer 1

As far as I know, on Linux, malloc will never return a null pointer. Instead, the OOM Killer will get called. This is, of course, unless you've disabled the OOM Killer. Some googling should come up with a result.

I know this isn't your actual question, but it does have to do with where you're coming from.