Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760706Ab0KRXaD (ORCPT ); Thu, 18 Nov 2010 18:30:03 -0500 Received: from mailout-de.gmx.net ([213.165.64.22]:50943 "HELO mail.gmx.net" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with SMTP id S1754613Ab0KRXaB (ORCPT ); Thu, 18 Nov 2010 18:30:01 -0500 X-Authenticated: #14349625 X-Provags-ID: V01U2FsdGVkX1/pQSc9zSvpDWCpzSMwiBcZOfEw2h0x1NKjDLjYi1 hD2zL17A6lbrY4 Subject: Re: [RFC/RFT PATCH v3] sched: automated per tty task groups From: Mike Galbraith To: Hans-Peter Jansen Cc: linux-kernel@vger.kernel.org, Lennart Poettering , Linus Torvalds , david@lang.hm, Dhaval Giani , Peter Zijlstra , Vivek Goyal , Oleg Nesterov , Markus Trippelsdorf , Mathieu Desnoyers , Ingo Molnar , Balbir Singh In-Reply-To: <201011182333.48281.hpj@urpla.net> References: <1289916171.5169.117.camel@maggy.simson.net> <20101116211431.GA15211@tango.0pointer.de> <201011182333.48281.hpj@urpla.net> Content-Type: text/plain; charset="UTF-8" Date: Thu, 18 Nov 2010 16:29:38 -0700 Message-ID: <1290122978.18039.46.camel@maggy.simson.net> Mime-Version: 1.0 X-Mailer: Evolution 2.30.1.2 Content-Transfer-Encoding: 7bit X-Y-GMX-Trusted: 0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1070 Lines: 25 On Thu, 2010-11-18 at 23:33 +0100, Hans-Peter Jansen wrote: > If you think, that systemd can solve this and probably other aspects of > responsiveness, go for it, compete with it, and _prove_ it with real > facts and numbers, not just hand waving. Of course systemd can do it. You don't even need systemd, autogroup or whatever else if you don't mind a little scripting. There's nothing to prove, any numbers he generates will be identical with any numbers I generate... it's the same scheduler whether you configure it from userspace or kernelspace. > As already mentioned countless times (and some of it was even renamed > for this very fact): the grouping by tty is just a starter. There are Actually, I switched to setsid alone for now at least, and the only thing in the root group is kernel threads. -Mike -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/