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From: Tejun Heo <tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
To: Serge Hallyn <serge.hallyn-GeWIH/nMZzLQT0dZR+AlfA@public.gmane.org>
Cc: Tim Hockin <thockin-Rl2oBbRerpQdnm+yROfE0A@public.gmane.org>,
	Mike Galbraith
	<bitbucket-BGeptl67XyCzQB+pC5nmwQ@public.gmane.org>,
	Containers
	<containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org>,
	Kay Sievers <kay.sievers-tD+1rO4QERM@public.gmane.org>,
	"linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
	<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	lpoetter <lpoetter-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
	jpoimboe <jpoimboe-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
	Cgroups <cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	"dhaval.giani"
	<dhaval.giani-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	workman-devel
	<workman-devel-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Subject: Re: cgroup: status-quo and userland efforts
Date: Thu, 27 Jun 2013 11:45:41 -0700	[thread overview]
Message-ID: <20130627184541.GA6400@mtj.dyndns.org> (raw)
In-Reply-To: <20130627181457.GB26334@sergelap>

Hello, Serge.

On Thu, Jun 27, 2013 at 01:14:57PM -0500, Serge Hallyn wrote:
> I should find a good, up-to-date summary of the current behaviors of
> each controller so I can talk more intelligently about it.  (I'll
> start by looking at the kernel Documentation/cgroups, but don't
> feel too confident that they'll be uptodate :)

Heh, it's hopelessly outdated.  Sorry about that.  I'll get around to
updating it eventually.  Right now everything is in flux.

> Right,  I'm not attached to my toy implementation at all - except for
> the ability, in some fashion, to have nested agents which don't have
> cgroupfs access but talk to another agent to get the job done.

I think it probably would be better to allow organization and RO
access to knobs and stat files inside containers, for lower overhead,
if nothing else, and have comm channel for operations which need
supervision at a wider level.

Thanks.

-- 
tejun

  parent reply	other threads:[~2013-06-27 18:45 UTC|newest]

Thread overview: 79+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20130406012159.GA17159@mtj.dyndns.org>
     [not found] ` <20130406012159.GA17159-9pTldWuhBndy/B6EtB590w@public.gmane.org>
2013-04-08 13:46   ` cgroup: status-quo and userland efforts Glauber Costa
     [not found]     ` <5162CA21.4060108-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2013-04-08 18:00       ` [Workman-devel] " Vivek Goyal
2013-04-08 18:26       ` Tejun Heo
2013-04-08 23:32       ` Lennart Poettering
     [not found]     ` <51635371.7070104@redhat.com>
     [not found]       ` <51635371.7070104-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-04-09  7:37         ` Glauber Costa
2013-04-09 19:11         ` Tejun Heo
2013-04-08 17:59   ` [Workman-devel] " Vivek Goyal
     [not found]     ` <20130408175925.GE28292-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-04-08 18:16       ` Tejun Heo
     [not found]         ` <20130408181607.GI3021-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2013-04-08 18:49           ` Tejun Heo
2013-04-08 19:11           ` Vivek Goyal
     [not found]             ` <20130408191105.GG28292-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-04-08 19:20               ` Tejun Heo
     [not found]                 ` <20130408192024.GL3021-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2013-04-08 19:46                   ` Vivek Goyal
     [not found]                     ` <20130408194630.GH28292-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-04-08 20:02                       ` Tejun Heo
2013-04-09  9:50   ` Daniel P. Berrange
     [not found]     ` <20130409095024.GI25576-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-04-09 19:38       ` Tejun Heo
     [not found]         ` <20130409193851.GJ6186-9pTldWuhBndy/B6EtB590w@public.gmane.org>
2013-04-09 19:46           ` Tejun Heo
     [not found]             ` <20130409194640.GK6186-9pTldWuhBndy/B6EtB590w@public.gmane.org>
2013-04-09 21:04               ` Serge Hallyn
2013-04-09 21:11                 ` Tejun Heo
2013-04-16 11:17   ` Li Zefan
2013-04-22 21:26   ` Tim Hockin
     [not found] ` <516D333D.4040703@huawei.com>
     [not found]   ` <516D333D.4040703-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2013-04-16 17:10     ` Tejun Heo
     [not found]       ` <20130416171056.GA2874-9pTldWuhBndy/B6EtB590w@public.gmane.org>
2013-04-17  1:29         ` Li Zefan
     [not found] ` <CAAAKZwvh_R2Xz--bmSLiN33fsqKanOJMq_6+6hoFWFRx38O4gA@mail.gmail.com>
     [not found]   ` <CAAAKZwvh_R2Xz--bmSLiN33fsqKanOJMq_6+6hoFWFRx38O4gA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-04-22 21:41     ` Tejun Heo
     [not found]       ` <20130422214159.GG12543-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2013-04-22 22:33         ` Tim Hockin
     [not found]       ` <CAAAKZwuXJwwyj7KSqb7rZ+nrTwBWEaUCWfa7kWecTBnHL8koGw@mail.gmail.com>
     [not found]         ` <CAAAKZwuXJwwyj7KSqb7rZ+nrTwBWEaUCWfa7kWecTBnHL8koGw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-06-22 23:13           ` Tim Hockin
     [not found]         ` <CAAAKZwvP_7wBBYMmtFuiE2hZt=ByaLrnTyiR83CZr3OMip63Gg@mail.gmail.com>
     [not found]           ` <CAAAKZwvP_7wBBYMmtFuiE2hZt=ByaLrnTyiR83CZr3OMip63Gg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-06-25  0:01             ` Tejun Heo
     [not found]               ` <20130625000118.GT1918-9pTldWuhBndy/B6EtB590w@public.gmane.org>
2013-06-25  4:07                 ` Tim Hockin
     [not found]               ` <CAAAKZwt09k-qUwLCnMpAQeYJ-S0XtkjXe4=bJ-G_fcrkAqEzoA@mail.gmail.com>
     [not found]                 ` <CAAAKZwt09k-qUwLCnMpAQeYJ-S0XtkjXe4=bJ-G_fcrkAqEzoA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-06-26 21:20                   ` Tejun Heo
     [not found]                     ` <CAAAKZws1qkSik4G4pRr7z+067Jp9-jHfpx9-euqbvmdHjoN_Zg@mail.gmail.com>
     [not found]                       ` <CAAAKZws1qkSik4G4pRr7z+067Jp9-jHfpx9-euqbvmdHjoN_Zg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-06-26 23:14                         ` David Lang
2013-06-27  1:04                         ` Tejun Heo
     [not found]                           ` <20130627010427.GF4536-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2013-06-27  3:42                             ` Tim Hockin
     [not found]                               ` <CAAAKZwsMT7FRccyVxSn77GR8+9JsSeqmDO6oOy7ycNCY7Desnw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-06-27 17:38                                 ` Tejun Heo
     [not found]                                   ` <20130627173809.GB5599-9pTldWuhBndy/B6EtB590w@public.gmane.org>
2013-06-27 20:46                                     ` Tim Hockin
     [not found]                                   ` <CAAAKZwvabGRsce43ymru7OBr0LX93DRnTVkzn-nhahTR6yMUZw@mail.gmail.com>
     [not found]                                     ` <CAAAKZwvabGRsce43ymru7OBr0LX93DRnTVkzn-nhahTR6yMUZw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-06-27 21:04                                       ` Tejun Heo
     [not found]                                         ` <20130627210445.GA22860-9pTldWuhBndy/B6EtB590w@public.gmane.org>
2013-06-28 18:44                                           ` Tim Hockin
     [not found]                                             ` <CAAAKZwtOnpATCmRcOpsXaLZ8sQDs2Z=iZb8FrqG=bajNAOBnRg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-06-29 16:40                                               ` Tejun Heo
     [not found]                     ` <20130626212047.GB4536-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2013-06-27  0:06                       ` Tim Hockin
2013-06-27  5:45                       ` Mike Galbraith
     [not found]                     ` <1372311907.5871.78.camel@marge.simpson.net>
     [not found]                       ` <1372311907.5871.78.camel-YqMYhexLQo31wTEvPJ5Q0F6hYfS7NtTn@public.gmane.org>
2013-06-27 13:22                         ` Serge Hallyn
2013-06-27 18:01                         ` Tejun Heo
     [not found]                       ` <20130627132206.GE4003@sergelap>
2013-06-27 15:29                         ` Tim Hockin
     [not found]                         ` <CAAAKZwt9QdddFrEjvdBsi3sbQXScKyzY=vZpYXqTwjGUebH1Ag@mail.gmail.com>
     [not found]                           ` <CAAAKZwt9QdddFrEjvdBsi3sbQXScKyzY=vZpYXqTwjGUebH1Ag-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-06-27 16:18                             ` Serge Hallyn
2013-06-27 17:48                         ` Tejun Heo
     [not found]                           ` <20130627174850.GC5599-9pTldWuhBndy/B6EtB590w@public.gmane.org>
2013-06-27 18:14                             ` Serge Hallyn
     [not found]                           ` <20130627181457.GB26334@sergelap>
2013-06-27 18:45                             ` Tejun Heo [this message]
     [not found]                               ` <20130627184541.GA6400-9pTldWuhBndy/B6EtB590w@public.gmane.org>
2013-06-27 18:51                                 ` Serge Hallyn
     [not found]                               ` <20130627185104.GA2018@sergelap>
2013-06-27 18:52                                 ` Tejun Heo
2013-06-27 20:52                             ` Tim Hockin
2013-06-28  9:09                         ` [Workman-devel] " Daniel P. Berrange
     [not found]                           ` <20130628090910.GB2507-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-06-28 15:53                             ` Serge Hallyn
     [not found]                           ` <20130628155306.GC26841@sergelap>
2013-06-28 18:58                             ` Tim Hockin
     [not found]                       ` <20130627180143.GD5599@mtj.dyndns.org>
     [not found]                         ` <1372391198.5989.110.camel@marge.simpson.net>
     [not found]                           ` <1372391198.5989.110.camel-YqMYhexLQo31wTEvPJ5Q0F6hYfS7NtTn@public.gmane.org>
2013-06-28  4:09                             ` Tejun Heo
     [not found]                           ` <20130628040930.GC2500@htj.dyndns.org>
     [not found]                             ` <20130628040930.GC2500-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2013-06-28  4:49                               ` Mike Galbraith
     [not found]                             ` <1372394950.5989.128.camel@marge.simpson.net>
     [not found]                               ` <1372394950.5989.128.camel-YqMYhexLQo31wTEvPJ5Q0F6hYfS7NtTn@public.gmane.org>
2013-06-28  5:01                                 ` Tejun Heo
     [not found]                               ` <20130628050138.GD2500@htj.dyndns.org>
     [not found]                                 ` <20130628050138.GD2500-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2013-06-28  6:00                                   ` Mike Galbraith
2013-06-28 15:05                                   ` Michal Hocko
     [not found]                                 ` <20130628150513.GD5125@dhcp22.suse.cz>
     [not found]                                   ` <20130628150513.GD5125-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2013-06-28 18:01                                     ` [Workman-devel] " Vivek Goyal
     [not found]                                       ` <20130628180155.GD16483-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-06-28 19:59                                         ` Daniel P. Berrange
     [not found]                                           ` <20130628195917.GG2507-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-06-28 22:40                                             ` Serge Hallyn
     [not found]                                           ` <20130628224053.GA9426@tp>
2013-06-28 22:43                                             ` Tejun Heo
2013-06-30 18:38                                         ` Michal Hocko
     [not found]                                       ` <20130630183838.GB23731@dhcp22.suse.cz>
     [not found]                                         ` <20130630183838.GB23731-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2013-07-15 18:49                                           ` Vivek Goyal
     [not found]                                             ` <20130715184940.GG27338-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-07-23 14:48                                               ` Michal Hocko
2013-06-28 18:30                                     ` Tejun Heo
2013-06-28 18:53                                     ` Tim Hockin
     [not found]                                       ` <CAAAKZwtqYe-c0bfkgHFbzsOKVHifjTwkqcpci=uS1JwqS9TJHQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-06-28 19:01                                         ` Vrijendra (वृजेन्द्र) Gokhale
2013-06-29  1:48                                         ` Lennart Poettering
     [not found]                                           ` <51CE3CE0.9010506-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-06-29  3:05                                             ` Tim Hockin
     [not found]                                               ` <CAAAKZwuzhSzPj99HZW=KD4emGXZbcsjsUu=+TCpafhs9MKD2JA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-06-30 19:39                                                 ` Lennart Poettering
     [not found]                                                   ` <51D08976.6040005-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-07-01  6:06                                                     ` Tim Hockin
2013-07-02 23:57                                                     ` Thomas Gleixner
     [not found]                                                   ` <alpine.DEB.2.02.1307030021480.4013@ionos.tec.linutronix.de>
     [not found]                                                     ` <CAPXgP12AyogbFX_hPPmQD5GFG0-+_crsnHF3epDZSRds3-WNtQ@mail.gmail.com>
     [not found]                                                       ` <CAPXgP12AyogbFX_hPPmQD5GFG0-+_crsnHF3epDZSRds3-WNtQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-07-03  7:37                                                         ` Borislav Petkov
2013-07-03  9:30                                                         ` Thomas Gleixner
2013-07-09 23:12                                                         ` Jiri Kosina
     [not found]                                                     ` <alpine.DEB.2.02.1307030021480.4013-3cz04HxQygjZikZi3RtOZ1XZhhPuCNm+@public.gmane.org>
2013-07-03  0:44                                                       ` Kay Sievers
2013-07-03 17:11                                                       ` James Bottomley
     [not found]                         ` <20130627180143.GD5599-9pTldWuhBndy/B6EtB590w@public.gmane.org>
2013-06-28  3:46                           ` Mike Galbraith
2013-06-28 19:18                           ` Andy Lutomirski
     [not found]                             ` <51CDE18E.8080009-kltTT9wpgjJwATOyAt5JVQ@public.gmane.org>
2013-06-28 19:36                               ` Serge Hallyn

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