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SubjectRE: Killing/balancing processes when overcommited
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Agreed, and I think its up to the installation to decide who that process
is.

Regards, Jim
Linux S/390-zSeries Support, SEEL, IBM Silicon Valley Labs
t/l 543-4021, 408-463-4021, jlsibley@us.ibm.com
*** Grace Happens ***




Rik van Riel
<riel@conectiva.c To: Giuliano Pochini <pochini@shiny.it>
om.br> cc: Jim Sibley/San Jose/IBM@IBMUS, Troy Reed/Santa
Teresa/IBM@IBMUS, <linux-kernel@vger.kernel.org>
09/12/02 12:02 PM Subject: RE: Killing/balancing processes when overcommited






On Thu, 12 Sep 2002, Giuliano Pochini wrote:
> On 11-Sep-2002 Jim Sibley wrote:
> > I have run into a situation in a multi-user Linux environment that when
> > memory is exhausted, random things happen. [...] In a "well tuned"
system,
> > we are safe, but when the system accidentally (or deliberately) becomes
> > "detuned", oom_kill is entered and arbitrarily kills a process.
>
> It's not difficult to make the kerner choose the right processes
> to kill. It's impossible.

This assumes there is only 1 "good" process to kill. In reality
there will often be a number of acceptable candidates, so we just
need to identify one of those ;)

Rik
--
Bravely reimplemented by the knights who say "NIH".

http://www.surriel.com/ http://distro.conectiva.com/

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