From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752701AbXCSKvJ (ORCPT ); Mon, 19 Mar 2007 06:51:09 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752581AbXCSKvJ (ORCPT ); Mon, 19 Mar 2007 06:51:09 -0400 Received: from embla.aitel.hist.no ([158.38.50.22]:44235 "HELO embla.aitel.hist.no" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1752634AbXCSKvI (ORCPT ); Mon, 19 Mar 2007 06:51:08 -0400 Message-ID: <45FE6A48.10006@aitel.hist.no> Date: Mon, 19 Mar 2007 11:47:36 +0100 From: Helge Hafting User-Agent: Icedove 1.5.0.9 (X11/20061220) MIME-Version: 1.0 To: Antonio Vargas CC: linux-kernel@vger.kernel.org, ck@vds.kolivas.org, Al Boldi , Con Kolivas , jos poortvliet Subject: Re: [ck] Re: [ANNOUNCE] RSDL completely fair starvation free interactive cpu scheduler References: <200703042335.26785.a1426z@gawab.com> <200703121714.25034.a1426z@gawab.com> <200703130505.05132.kernel@kolivas.org> <200703121947.16008.jos@mijnkamer.nl> <69304d110703121158y32e23e85i2896763d04231f0d@mail.gmail.com> In-Reply-To: <69304d110703121158y32e23e85i2896763d04231f0d@mail.gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Antonio Vargas wrote: > > IIRC, about 2 or three years ago (or maybe on the 2.6.10 timeframe), > there was a patch which managed to pass the interactive from one app > to another when there was a pipe or udp connection between them. This > meant that a marked-as-interactive xterm would, when blocked waiting > for an Xserver response, transfer some of its interactiveness to the > Xserver, and aparently it worked very good for desktop workloads so, > maybe adapting it for this new scheduler would be good. And it was dropped because of some very nasty side effect, probably a DOS opportunity. Helge Hafting