RE: Kswapd flaw

["Al Boldi" <a1426z@gawab.com>]

Marcelo wrote: {
On Tue, Jun 28, 2005 at 11:00:14PM +0300, Al Boldi wrote:
> Hi,
> I read Documentation/vm/overcommit-accounting, thank you!
> It's for 2.6. Values are 0,1,2. What is needed is 2.
> In 2.4 values are 0,1. What is needed is 0, which is default, which is 
> the problem.
> Kswapd overcommits anyway.
> Can this be fixed/adjusted?

Can you please try this

--- linux-2.4.30/mm/mmap.c.orig 2005-06-28 17:15:27.000000000 -0300
+++ linux-2.4.30/mm/mmap.c      2005-06-28 17:15:29.000000000 -0300
@@ -70,7 +70,7 @@
            return 1;

        /* The page cache contains buffer pages these days.. */
-       free = page_cache_size;
+//     free = page_cache_size;
        free += nr_free_pages();
        free += nr_swap_pages;

> CONFIG_OOM_KILLER does not disable/enable OOM-Killer.
> It merely selects a different style of killing.

What you mean? What happens if you disable CONFIG_OOM_KILLER?
}

1. Thanks for the patch pointer. Can someone work on this?

2 .You only need OOM-Killer if you overcommit.