Re: tmpfs and the OOM killer

From: Al Boldi
Date: Thu Apr 12 2007 - 01:01:36 EST


Pedro wrote:
> On Wednesday 11 April 2007 16:48, Willy Tarreau wrote:
> > On Wed, Apr 11, 2007 at 02:23:31AM -0300, Pedro wrote:
> > >
> > > As the OOM killer is not Posix,
> >
> > If you cannot control your application's memory usage, you'll have to
> > finely tune the overcommit_ratio.
>
> 2) How should an application be written to not be killed by OOM?


Try this:

# echo -17 > /proc/<pid>/oom_adj

Or this:

# echo 2 > /proc/sys/vm/overcommit_memory
# echo 95 > /proc/sys/vm/overcommit_ratio

Or this:

# ulimit -v [max vm]


Thanks, and good luck with the OOM killer!


--
Al

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