Re: 2.2/2.4/2.6 VMs: do malloc() ever return NULL?

Rik van Riel
2003-11-25T19:24:46Z

On Tue, 25 Nov 2003, Ihar 'Philips' Filipau wrote:

> > # echo 2 > /proc/sys/vm/overcommit_memory
> >
> > Then try again.
>
> What do you know what is not said in docs?
> What '2' means?

Strict non-overcommit mode. You can allocate as much
non-file-backed virtual memory as will fit in swap,
plus /proc/sys/vm/overcommit_percentage worth of memory.

> this is what 2.6-test10 says:

OK, outdated docs.

--
"Debugging is twice as hard as writing the code in the first place.
Therefore, if you write the code as cleverly as possible, you are,
by definition, not smart enough to debug it." - Brian W. Kernighan