From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755965AbcIJKJE (ORCPT ); Sat, 10 Sep 2016 06:09:04 -0400 Received: from mail-wm0-f47.google.com ([74.125.82.47]:35932 "EHLO mail-wm0-f47.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755821AbcIJKJA (ORCPT ); Sat, 10 Sep 2016 06:09:00 -0400 Message-ID: <1473502137.3857.218.camel@gmail.com> Subject: Re: [Documentation] State of CPU controller in cgroup v2 From: Mike Galbraith To: Tejun Heo , Andy Lutomirski Cc: Ingo Molnar , "linux-kernel@vger.kernel.org" , kernel-team@fb.com, "open list:CONTROL GROUP (CGROUP)" , Andrew Morton , Paul Turner , Li Zefan , Linux API , Peter Zijlstra , Johannes Weiner , Linus Torvalds Date: Sat, 10 Sep 2016 12:08:57 +0200 In-Reply-To: <20160909225747.GA30105@mtj.duckdns.org> References: <20160820155659.GA16906@mtj.duckdns.org> <20160829222048.GH28713@mtj.duckdns.org> <20160831173251.GY12660@htj.duckdns.org> <20160831210754.GZ12660@htj.duckdns.org> <20160903220526.GA20784@mtj.duckdns.org> <20160909225747.GA30105@mtj.duckdns.org> Content-Type: text/plain; charset="us-ascii" X-Mailer: Evolution 3.16.5 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 2016-09-09 at 18:57 -0400, Tejun Heo wrote: > > > As for your example, who performs the cgroup setup and configuration, > > > the application itself or an external entity? If an external entity, > > > how does it know which thread is what? > > > > In my case, it would be a little script that reads a config file that > > knows all kinds of internal information about the application and its > > threads. > > I see. One-of-a-kind custom setup. This is a completely valid usage; > however, please also recognize that it's an extremely specific one > which is niche by definition. This is the same pigeon hole you placed Google into. So Google, my (also decidedly non-petite) users, and now Andy are all sharing the one of a kind extremely specific niche.. it's becoming a tad crowded. -Mike From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mike Galbraith Subject: Re: [Documentation] State of CPU controller in cgroup v2 Date: Sat, 10 Sep 2016 12:08:57 +0200 Message-ID: <1473502137.3857.218.camel@gmail.com> References: <20160820155659.GA16906@mtj.duckdns.org> <20160829222048.GH28713@mtj.duckdns.org> <20160831173251.GY12660@htj.duckdns.org> <20160831210754.GZ12660@htj.duckdns.org> <20160903220526.GA20784@mtj.duckdns.org> <20160909225747.GA30105@mtj.duckdns.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20160909225747.GA30105-qYNAdHglDFBN0TnZuCh8vA@public.gmane.org> Sender: linux-api-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Tejun Heo , Andy Lutomirski Cc: Ingo Molnar , "linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , kernel-team-b10kYP2dOMg@public.gmane.org, "open list:CONTROL GROUP (CGROUP)" , Andrew Morton , Paul Turner , Li Zefan , Linux API , Peter Zijlstra , Johannes Weiner , Linus Torvalds List-Id: linux-api@vger.kernel.org On Fri, 2016-09-09 at 18:57 -0400, Tejun Heo wrote: > > > As for your example, who performs the cgroup setup and configuration, > > > the application itself or an external entity? If an external entity, > > > how does it know which thread is what? > > > > In my case, it would be a little script that reads a config file that > > knows all kinds of internal information about the application and its > > threads. > > I see. One-of-a-kind custom setup. This is a completely valid usage; > however, please also recognize that it's an extremely specific one > which is niche by definition. This is the same pigeon hole you placed Google into. So Google, my (also decidedly non-petite) users, and now Andy are all sharing the one of a kind extremely specific niche.. it's becoming a tad crowded. -Mike