linux-kernel - Re: [PATCH] introduce task cgroup v2

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Message-Id: <1213599882.16944.90.camel@twins>
Date:	Mon, 16 Jun 2008 09:04:42 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
Cc:	containers@...ts.osdl.org, LKML <linux-kernel@...r.kernel.org>,
	Li Zefan <lizf@...fujitsu.com>,
	Paul Menage <menage@...gle.com>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH] introduce task cgroup v2

On Mon, 2008-06-16 at 15:59 +0900, KOSAKI Motohiro wrote:
> Hi Peter,
> 
> > > # mount -t cgroup -o task none /dev/cgroup
> > > # mkdir /dev/cgroup/foo
> > > # cd /dev/cgroup/foo
> > > # ls 
> > > notify_on_release  task.max_tasks  task.nr_tasks  tasks
> > > # echo 100 > task.max_tasks
> > > # echo $$ > tasks
> > > # fork_bomb 1000 &  <- try create 1000 process
> > > # pgrep fork_bomb | wc -l
> > > 98
> > 
> > fwiw I think the name sucks!
> > cgroups are about grouping tasks, so what's a task cgroup?
> 
> Sorry, my english skill is very low.
> I hope restrict number of tasks.
> 
> Do you have any name idea?

Sadly I suck at naming too ;-(

perhaps task_limit controller, or nr_tasks controller.

We should preferably pick one that transfers to most other rlimit like
controls.

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