Re: [patch] oom: filter unkillable tasks from tasklist dump

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On Wed, 15 Sep 2010 19:04:45 -0700 (PDT) David Rientjes <rientjes@xxxxxxxxxx> wrote:

> On Wed, 1 Sep 2010, David Rientjes wrote:
> 
> > /proc/sys/vm/oom_dump_tasks is enabled by default, so it's necessary to
> > limit as much information as possible that it should emit.
> > 
> > The tasklist dump should be filtered to only those tasks that are
> > eligible for oom kill.  This is already done for memcg ooms, but this
> > patch extends it to both cpuset and mempolicy ooms as well as init.
> > 
> > In addition to suppressing irrelevant information, this also reduces
> > confusion since users currently don't know which tasks in the tasklist
> > aren't eligible for kill (such as those attached to cpusets or bound to
> > mempolicies with a disjoint set of mems or nodes, respectively) since
> > that information is not shown.
> > 
> > Signed-off-by: David Rientjes <rientjes@xxxxxxxxxx>
> 
> Andrew, did you have a chance to look at this and consider it for -mm?

Once the backlog gets too big I start working on it in reverse order :(
I'd have got onto Sep 1 tomorrow.

Got it now, scheduled it for 2.6.36.

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