Re: Out of memory handling broken

Pavel Machek (pavel@suse.cz)
Wed, 26 Sep 2001 16:03:06 +0200


Hi!

> > I need to allocate as much memory as possible (but not more).
> > Okay, so I use out_of_memory, right?
>
> Nope, out_of_memory() is about virtual memory handling,
> not at all about physical memory.

Yes, so... What happens at physical memory exhaustion? System crash?

> > But, when I looked into out_of_memory... Of course its
> > wrong. out_of_memory() contains
> >
> > if (nr_swap_pages > 0)
> > return 0;
> >
> > ...which is obviously wrong. It is well possible to have free
> > swap _and_ be out of memory -- eat_memory() loop gets system to
> > this state easily.
>
> This is because you're using out_of_memory() for something
> it was never meant for. ;)

Okay, okay. Is there any solution (in 2.4.10) in doing what I want to
do?

Pavel

-- 
Causalities in World Trade Center: 6453 dead inside the building,
cryptography in U.S.A. and free speech in Czech Republic.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/