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From: Peter Zijlstra <peterz-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
To: Michal Schmidt <mschmidt-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Cc: Frederic Weisbecker
	<fweisbec-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
	Kay Sievers <kay.sievers-tD+1rO4QERM@public.gmane.org>,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	Christoph Hellwig <hch-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>,
	Lennart Poettering
	<lennart-mdGvqq1h2p+GdvJs77BJ7Q@public.gmane.org>,
	Tejun Heo <tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	Andrew Morton
	<akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>,
	Vivek Goyal <vgoyal-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Subject: Re: [RFD] cgroup: about multiple hierarchies
Date: Thu, 01 Mar 2012 19:03:06 +0100	[thread overview]
Message-ID: <1330624986.11248.209.camel@twins> (raw)
In-Reply-To: <4F4FAF89.3090706-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>

On Thu, 2012-03-01 at 18:19 +0100, Michal Schmidt wrote:
> Dne 23.2.2012 15:13, Peter Zijlstra napsal:
> > My utter disregard for cgroups comes from having to actually implement a
> > controller for them, its a frigging nightmare. The systemd retards
> > mandating all this nonsense for booting a machine is completely bonghit
> > inspired and hasn't made me feel any better about it.
> 
> systemd requires only CONFIG_CGROUPS=y. It does not need any controllers.

And that makes it better how?

> The insults are entirely unnecessary.

I think not, booting a machine should depend on the smallest possible
subset of features. Doing anything else is completely bonkers.

Luckily it looks like the Debian guys made the right decision -- albeit
for the wrong reasons.

WARNING: multiple messages have this Message-ID (diff)
From: Peter Zijlstra <peterz@infradead.org>
To: Michal Schmidt <mschmidt@redhat.com>
Cc: Vivek Goyal <vgoyal@redhat.com>, Tejun Heo <tj@kernel.org>,
	Li Zefan <lizf@cn.fujitsu.com>,
	containers@lists.linux-foundation.org, cgroups@vger.kernel.org,
	Andrew Morton <akpm@linux-foundation.org>,
	Kay Sievers <kay.sievers@vrfy.org>,
	Lennart Poettering <lennart@poettering.net>,
	Frederic Weisbecker <fweisbec@gmail.com>,
	linux-kernel@vger.kernel.org,
	Christoph Hellwig <hch@infradead.org>
Subject: Re: [RFD] cgroup: about multiple hierarchies
Date: Thu, 01 Mar 2012 19:03:06 +0100	[thread overview]
Message-ID: <1330624986.11248.209.camel@twins> (raw)
In-Reply-To: <4F4FAF89.3090706@redhat.com>

On Thu, 2012-03-01 at 18:19 +0100, Michal Schmidt wrote:
> Dne 23.2.2012 15:13, Peter Zijlstra napsal:
> > My utter disregard for cgroups comes from having to actually implement a
> > controller for them, its a frigging nightmare. The systemd retards
> > mandating all this nonsense for booting a machine is completely bonghit
> > inspired and hasn't made me feel any better about it.
> 
> systemd requires only CONFIG_CGROUPS=y. It does not need any controllers.

And that makes it better how?

> The insults are entirely unnecessary.

I think not, booting a machine should depend on the smallest possible
subset of features. Doing anything else is completely bonkers.

Luckily it looks like the Debian guys made the right decision -- albeit
for the wrong reasons.


  parent reply	other threads:[~2012-03-01 18:03 UTC|newest]

Thread overview: 211+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-02-21 21:19 [RFD] cgroup: about multiple hierarchies Tejun Heo
2012-02-21 21:19 ` Tejun Heo
     [not found] ` <20120221211938.GE12236-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2012-02-21 21:21   ` Tejun Heo
2012-02-21 21:21   ` Tejun Heo
2012-02-21 21:21     ` Tejun Heo
     [not found]     ` <20120221212106.GF12236-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2012-02-22 13:34       ` Glauber Costa
2012-02-22 13:34       ` Glauber Costa
2012-02-22 13:34         ` Glauber Costa
     [not found]         ` <4F44EEE4.2000809-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-02-23  7:45           ` Serge E. Hallyn
2012-02-23  7:45             ` Serge E. Hallyn
     [not found]             ` <20120223074526.GA15835-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org>
2012-02-23 17:29               ` Tejun Heo
2012-02-23 17:29                 ` Tejun Heo
     [not found]                 ` <20120223172915.GC22536-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2012-02-23 18:47                   ` Serge Hallyn
2012-02-23 18:47                     ` Serge Hallyn
2012-02-23  7:45           ` Serge E. Hallyn
2012-02-26  4:59       ` Konstantin Khlebnikov
2012-02-26  4:59         ` Konstantin Khlebnikov
2012-02-26  4:59       ` Konstantin Khlebnikov
2012-02-22 13:30   ` Peter Zijlstra
2012-02-22 13:30     ` Peter Zijlstra
2012-02-22 13:37     ` Glauber Costa
2012-02-22 13:37       ` Glauber Costa
2012-02-22 13:37     ` Glauber Costa
2012-02-22 18:01     ` Tejun Heo
2012-02-22 18:01       ` Tejun Heo
2012-02-22 18:01     ` Tejun Heo
2012-02-23  7:39     ` Li Zefan
2012-02-23  7:39     ` Li Zefan
2012-02-23  7:39       ` Li Zefan
2012-02-22 13:30   ` Peter Zijlstra
2012-02-22 15:45   ` Frederic Weisbecker
2012-02-22 15:45     ` Frederic Weisbecker
     [not found]     ` <20120222154501.GA1693-oHC15RC7JGTpAmv0O++HtFaTQe2KTcn/@public.gmane.org>
2012-02-22 18:22       ` Tejun Heo
2012-02-22 18:22         ` Tejun Heo
     [not found]         ` <20120222182207.GC32694-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2012-02-27 17:46           ` Frederic Weisbecker
2012-02-27 17:46         ` Frederic Weisbecker
2012-02-22 18:22       ` Tejun Heo
2012-02-22 16:38   ` Vivek Goyal
2012-02-22 16:38   ` Vivek Goyal
2012-02-22 16:38     ` Vivek Goyal
     [not found]     ` <20120222163858.GB4128-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-02-22 16:57       ` Vivek Goyal
2012-02-22 16:57       ` Vivek Goyal
2012-02-22 16:57         ` Vivek Goyal
     [not found]         ` <20120222165714.GC4128-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-02-22 18:43           ` Tejun Heo
2012-02-22 18:43           ` Tejun Heo
2012-02-22 18:43             ` Tejun Heo
2012-02-23  9:41           ` Peter Zijlstra
2012-02-23  9:41             ` Peter Zijlstra
2012-02-23 14:13             ` Peter Zijlstra
2012-02-23 14:13               ` Peter Zijlstra
2012-03-01 17:19               ` Michal Schmidt
2012-03-01 17:19                 ` Michal Schmidt
     [not found]                 ` <4F4FAF89.3090706-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-03-01 18:03                   ` Peter Zijlstra [this message]
2012-03-01 18:03                     ` Peter Zijlstra
2012-03-02 11:08                     ` Michal Schmidt
2012-03-02 11:08                       ` Michal Schmidt
     [not found]                       ` <4F50AA22.9080007-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-03-02 11:23                         ` Peter Zijlstra
2012-03-02 11:23                           ` Peter Zijlstra
2012-03-02 11:28                           ` Michal Schmidt
2012-03-02 11:28                             ` Michal Schmidt
     [not found]                             ` <4F50AEC3.5090807-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-03-02 11:34                               ` Peter Zijlstra
2012-03-02 11:34                                 ` Peter Zijlstra
2012-03-02 11:23                         ` Peter Zijlstra
2012-03-01 20:26                   ` Mike Galbraith
2012-03-01 20:26                   ` Mike Galbraith
2012-03-01 20:26                     ` Mike Galbraith
     [not found]                     ` <1330633603.7414.49.camel-YqMYhexLQo31wTEvPJ5Q0F6hYfS7NtTn@public.gmane.org>
2012-03-01 21:02                       ` Vivek Goyal
2012-03-01 21:02                       ` Vivek Goyal
2012-03-01 21:02                         ` Vivek Goyal
     [not found]                         ` <20120301210213.GF13533-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-03-01 22:04                           ` Mike Galbraith
2012-03-01 22:04                           ` Mike Galbraith
2012-03-01 22:04                             ` Mike Galbraith
     [not found]                             ` <1330639448.7414.97.camel-YqMYhexLQo31wTEvPJ5Q0F6hYfS7NtTn@public.gmane.org>
2012-03-01 22:38                               ` C Anthony Risinger
2012-03-01 22:38                               ` C Anthony Risinger
2012-03-01 22:38                                 ` C Anthony Risinger
2012-03-02 10:51                               ` Michal Schmidt
2012-03-02 10:51                                 ` Michal Schmidt
     [not found]                                 ` <4F50A63F.40306-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-03-02 11:52                                   ` Mike Galbraith
2012-03-02 11:52                                   ` Mike Galbraith
2012-03-02 11:52                                     ` Mike Galbraith
2012-03-05 12:43                               ` Lennart Poettering
2012-03-05 12:43                                 ` Lennart Poettering
     [not found]                                 ` <20120305124310.GD10929-kS5D54t9nk0aINubkmmoJbNAH6kLmebB@public.gmane.org>
2012-03-05 15:47                                   ` Mike Galbraith
2012-03-05 15:47                                   ` Mike Galbraith
2012-03-05 15:47                                     ` Mike Galbraith
     [not found]                                     ` <1330962421.7368.69.camel-YqMYhexLQo31wTEvPJ5Q0F6hYfS7NtTn@public.gmane.org>
2012-03-05 19:58                                       ` Mike Galbraith
2012-03-05 19:58                                         ` Mike Galbraith
2012-03-02  2:43                       ` Kay Sievers
2012-03-02  2:43                         ` Kay Sievers
     [not found]                         ` <CAPXgP12_A=uz_p92eBN49DTSKj7iP0rChW9cE81aZKWEjOH5nA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-03-02 10:15                           ` Peter Zijlstra
2012-03-02 10:15                           ` Peter Zijlstra
2012-03-02 10:15                             ` Peter Zijlstra
2012-03-02 11:16                       ` Michal Schmidt
2012-03-02 11:16                         ` Michal Schmidt
     [not found]                         ` <4F50ABF2.5070809-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-03-02 11:24                           ` Peter Zijlstra
2012-03-02 11:24                             ` Peter Zijlstra
2012-03-02 11:24                           ` Peter Zijlstra
2012-02-23 21:38             ` Vivek Goyal
2012-02-23 21:38               ` Vivek Goyal
     [not found]               ` <20120223213847.GK19691-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-02-23 22:34                 ` Tejun Heo
2012-02-23 22:34                   ` Tejun Heo
     [not found]                   ` <20120223223457.GJ22536-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2012-02-28 21:16                     ` Vivek Goyal
2012-02-28 21:16                       ` Vivek Goyal
     [not found]                       ` <20120228211627.GH9920-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-02-28 21:21                         ` Peter Zijlstra
2012-02-28 21:21                           ` Peter Zijlstra
2012-02-28 21:35                           ` Vivek Goyal
2012-02-28 21:35                             ` Vivek Goyal
     [not found]                             ` <20120228213526.GI9920-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-02-28 21:43                               ` Peter Zijlstra
2012-02-28 21:43                                 ` Peter Zijlstra
2012-02-28 21:54                                 ` Vivek Goyal
2012-02-28 21:54                                   ` Vivek Goyal
     [not found]                                   ` <20120228215439.GJ9920-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-02-28 22:00                                     ` Peter Zijlstra
2012-02-28 22:00                                       ` Peter Zijlstra
2012-02-28 22:31                                       ` Vivek Goyal
2012-02-28 22:31                                         ` Vivek Goyal
2012-02-28 21:53                               ` Peter Zijlstra
2012-02-28 21:53                                 ` Peter Zijlstra
2012-02-28 22:09                                 ` Vivek Goyal
2012-02-28 22:09                                   ` Vivek Goyal
2012-02-24 11:33                 ` Peter Zijlstra
2012-02-24 11:33                   ` Peter Zijlstra
2012-02-22 18:33       ` Tejun Heo
2012-02-22 18:33       ` Tejun Heo
2012-02-22 18:33         ` Tejun Heo
     [not found]         ` <20120222183351.GD32694-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2012-02-23 19:41           ` Vivek Goyal
2012-02-23 19:41             ` Vivek Goyal
     [not found]             ` <20120223194109.GI19691-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-02-23 22:38               ` Tejun Heo
2012-02-23 22:38               ` Tejun Heo
2012-02-23 22:38                 ` Tejun Heo
2012-02-23  7:59       ` Li Zefan
2012-02-23  7:59       ` Li Zefan
2012-02-23  7:59         ` Li Zefan
     [not found]         ` <4F45F1F0.2010102-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org>
2012-02-23 20:32           ` Vivek Goyal
2012-02-23 20:32             ` Vivek Goyal
2012-02-23  8:22   ` Li Zefan
2012-02-23  8:22     ` Li Zefan
     [not found]     ` <4F45F742.1060605-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org>
2012-02-23 17:33       ` Tejun Heo
2012-02-23 17:33         ` Tejun Heo
2012-02-23 17:33       ` Tejun Heo
2012-02-23  8:22   ` Li Zefan
2012-03-03  9:58   ` Eric W. Biederman
     [not found]     ` <m162em2efy.fsf-+imSwln9KH6u2/kzUuoCbdi2O/JbrIOy@public.gmane.org>
2012-03-03 14:26       ` Serge Hallyn
2012-03-03 14:26       ` Serge Hallyn
2012-03-03 14:26         ` Serge Hallyn
2012-03-05 11:37   ` Lennart Poettering
2012-03-05 11:37     ` Lennart Poettering
2012-03-05 11:37   ` Lennart Poettering
2012-03-12 22:10   ` Tejun Heo
2012-03-12 22:10   ` Tejun Heo
2012-03-12 22:10     ` Tejun Heo
     [not found]     ` <20120312221050.GG23255-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2012-03-12 22:22       ` Peter Zijlstra
2012-03-12 22:22       ` Peter Zijlstra
2012-03-12 22:22         ` Peter Zijlstra
2012-03-12 22:28         ` Tejun Heo
2012-03-12 22:28           ` Tejun Heo
     [not found]           ` <20120312222817.GI23255-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2012-03-12 22:31             ` Lennart Poettering
2012-03-12 22:31               ` Lennart Poettering
     [not found]               ` <20120312223113.GB18359-kS5D54t9nk0aINubkmmoJbNAH6kLmebB@public.gmane.org>
2012-03-12 23:00                 ` Tejun Heo
2012-03-12 23:00                   ` Tejun Heo
     [not found]                   ` <20120312230020.GL23255-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2012-03-12 23:02                     ` Peter Zijlstra
2012-03-12 23:02                       ` Peter Zijlstra
2012-03-12 23:09                       ` Tejun Heo
2012-03-12 23:09                         ` Tejun Heo
2012-03-12 23:09                       ` Tejun Heo
2012-03-12 23:43                       ` Lennart Poettering
2012-03-12 23:43                         ` Lennart Poettering
2012-03-12 23:00                 ` Tejun Heo
2012-03-12 22:31             ` Lennart Poettering
2012-03-12 22:32             ` Peter Zijlstra
2012-03-12 22:32               ` Peter Zijlstra
2012-03-12 22:39               ` Tejun Heo
2012-03-12 22:39               ` Tejun Heo
2012-03-12 22:39                 ` Tejun Heo
     [not found]                 ` <20120312223944.GJ23255-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2012-03-12 22:44                   ` Peter Zijlstra
2012-03-12 22:44                     ` Peter Zijlstra
2012-03-12 23:04                     ` Tejun Heo
2012-03-12 23:04                       ` Tejun Heo
     [not found]                       ` <20120312230416.GM23255-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2012-03-13 14:10                         ` Vivek Goyal
2012-03-13 14:10                           ` Vivek Goyal
     [not found]                           ` <20120313141032.GD29169-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-03-13 16:11                             ` C Anthony Risinger
2012-03-13 16:11                               ` C Anthony Risinger
     [not found]                               ` <CAGAVQTGus7LUWV3AdhAFy--gr=uJRWtSGjuP69-EckBiXy0qVg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-03-13 16:30                                 ` C Anthony Risinger
2012-03-13 16:30                                   ` C Anthony Risinger
2012-03-13 16:11                             ` C Anthony Risinger
2012-03-13 17:25                             ` Peter Zijlstra
2012-03-13 17:25                               ` Peter Zijlstra
2012-03-13 17:31                               ` Peter Zijlstra
2012-03-13 17:31                                 ` Peter Zijlstra
2012-03-13 10:11                     ` Glauber Costa
2012-03-13 10:11                     ` Glauber Costa
2012-03-13 10:11                       ` Glauber Costa
2012-03-13 14:03             ` Vivek Goyal
2012-03-13 14:03               ` Vivek Goyal
     [not found]               ` <20120313140345.GC29169-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-03-13 15:59                 ` Tejun Heo
2012-03-13 15:59                   ` Tejun Heo
     [not found]                   ` <20120313155955.GB7349-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2012-03-16 23:14                     ` James Bottomley
2012-03-16 23:14                     ` James Bottomley
2012-03-16 23:14                       ` James Bottomley
2012-03-13 15:59                 ` Tejun Heo
2012-03-12 22:37       ` Serge Hallyn
2012-03-12 22:37       ` Serge Hallyn
2012-03-12 22:37         ` Serge Hallyn
2012-03-12 22:55         ` Tejun Heo
2012-03-12 22:55           ` Tejun Heo
2012-03-12 22:55         ` Tejun Heo
2012-03-13 13:49       ` Vivek Goyal
2012-03-13 13:49         ` Vivek Goyal
     [not found]         ` <20120313134922.GB29169-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-03-13 16:02           ` Tejun Heo
2012-03-13 16:02             ` Tejun Heo
2012-03-13 16:02           ` Tejun Heo
  -- strict thread matches above, loose matches on Subject: below --
2012-02-21 21:19 Tejun Heo

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