linux-kernel - Re: [PATCH v4 2/2] cgroups: add a pids subsystem

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Message-ID: <CAOviyahChsruXvjfu6EJCi49o6R38DHj5iLV92HuyJtfn2a81A@mail.gmail.com>
Date:	Thu, 12 Mar 2015 13:28:10 +1100
From:	Aleksa Sarai <cyphar@...har.com>
To:	Austin S Hemmelgarn <ahferroin7@...il.com>
Cc:	Tejun Heo <tj@...nel.org>, lizefan@...wei.com, mingo@...hat.com,
	peterz@...radead.org, richard@....at,
	Frédéric Weisbecker <fweisbec@...il.com>,
	linux-kernel@...r.kernel.org, cgroups@...r.kernel.org
Subject: Re: [PATCH v4 2/2] cgroups: add a pids subsystem

> I did not necessarily word this very clearly.  What I meant is that
> /proc/sys/kernel/pid_max is essentially an external limiting factor that
> caps the total number of pids that can be under the root cgroup and it's
> children, not that the cgroup in any way payed attention to it.  It might be
> useful to be able to just disable the sysctl option and set the value
> through the root cgroup, solely or consistency, although such usage isn't
> something I would consider essential in any way.

Maybe this is something that can be reviewed as a separate patchset to this
one? I'd much prefer that we actually get per-cgroup process limiting merged
first, then deal with such features separately.

--
Aleksa Sarai (cyphar)
www.cyphar.com
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