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Date: Tue, 22 Apr 2014 17:14:26 -0400 From: Tejun Heo <tj@...nel.org> To: Michal Hocko <mhocko@...e.cz> Cc: Li Zefan <lizefan@...wei.com>, cgroups@...r.kernel.org, containers@...ts.linux-foundation.org, linux-kernel@...r.kernel.org, Serge Hallyn <serge.hallyn@...ntu.com>, Johannes Weiner <hannes@...xchg.org>, Peter Zijlstra <peterz@...radead.org>, Aristeu Rozanski <arozansk@...hat.com>, Daniel Borkmann <dborkman@...hat.com>, Thomas Graf <tgraf@...g.ch>, Lennart Poettering <lennart@...ttering.net>, Kay Sievers <kay@...y.org>, Rohit Jnagal <jnagal@...gle.com>, Brandon Philips <brandon.philips@...eos.com> Subject: Re: [PATCH v2 cgroup/for-3.16] cgroup: add documentation about unified hierarchy Hello, Hope you enjoyed the vacation. :) On Tue, Apr 22, 2014 at 06:27:07PM +0200, Michal Hocko wrote: > On Wed 16-04-14 10:52:48, Tejun Heo wrote: > [....] > > +The memory controller currently doesn't have a way to control what > > +happens between internal tasks and child cgroups and the behavior is > > +not clearly defined. > > I am not sure I understand this. Could you be more specific what exactly > is not clearly defined? Oh, the fact that there are no control knobs for the internal tasks, so when there's contention involving both internal tasks and child cgroups, how resources are distributed is implementation specific without clearly defined rules. Thanks. -- tejun -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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