Re: oom kill oddness.

From: Dave Jones
Date: Fri Sep 29 2006 - 17:34:31 EST

On Fri, Sep 29, 2006 at 04:03:14PM -0400, Larry Woodman wrote:

> Dave, this has been a problem since the out_of_memory() function was
> changed
> between 2.6.10 and 2.6.11. Before this change out_of_memory() required
> multiple
> calls within 5 seconds before actually OOM killed a process. After the
> change(in 2.6.11)
> a single call to out_of_memory() results in OOM killing a process. The
> following patch
> allows the 2.6.18 system to run under much more memory pressure before
> it OOM kills.

Some of these tests do seem to be readded in Linus' current tree.

[PATCH] oom: don't kill current when another OOM in progress

went in earlier today for eg.
I'm curious why these checks were ever removed in the first place though.


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