From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Machek Subject: Re: 2.6.21-rc4-mm1 Date: Tue, 20 Mar 2007 20:56:59 +0100 Message-ID: <20070320195659.GA3545@elf.ucw.cz> References: <20070319205623.299d0378.akpm@linux-foundation.org> <45FFF026.4030502@gmail.com> <20070320080944.9cb3c765.akpm@linux-foundation.org> <20070320183821.GD2670@elf.ucw.cz> <4600389E.6030901@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Return-path: Content-Disposition: inline In-Reply-To: <4600389E.6030901@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-pm-bounces@lists.linux-foundation.org Errors-To: linux-pm-bounces@lists.linux-foundation.org To: Jiri Slaby Cc: Andrew Morton , linux-pm@lists.osdl.org, linux-kernel@vger.kernel.org List-Id: linux-pm@vger.kernel.org Hi! > >> Also, it might be useful to add a temporary /proc/freeze-unfreeze thing > >> which will simply do a freeze/unfreeze cycle. Then we can apply vario= us > >> workloads to the machine while madly stressing the freezer code. = > > = > > echo testproc > /sys/power/disk; echo disk > /sys/power/state ... is > > pretty much what you want. > = > Ok, I'll try this. It will not help you -- probably -- it is equivalent to just running s2ram. But it should make "successful" testing easier, because you no longer need machine with working suspend to test refrigerator. Pavel -- = (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo= g.html From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753809AbXCTT5J (ORCPT ); Tue, 20 Mar 2007 15:57:09 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753826AbXCTT5J (ORCPT ); Tue, 20 Mar 2007 15:57:09 -0400 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:50438 "EHLO amd.ucw.cz" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753809AbXCTT5I (ORCPT ); Tue, 20 Mar 2007 15:57:08 -0400 Date: Tue, 20 Mar 2007 20:56:59 +0100 From: Pavel Machek To: Jiri Slaby Cc: Andrew Morton , linux-kernel@vger.kernel.org, linux-pm@lists.osdl.org, "Rafael J. Wysocki" Subject: Re: 2.6.21-rc4-mm1 Message-ID: <20070320195659.GA3545@elf.ucw.cz> References: <20070319205623.299d0378.akpm@linux-foundation.org> <45FFF026.4030502@gmail.com> <20070320080944.9cb3c765.akpm@linux-foundation.org> <20070320183821.GD2670@elf.ucw.cz> <4600389E.6030901@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4600389E.6030901@gmail.com> X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.11+cvs20060126 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi! > >> Also, it might be useful to add a temporary /proc/freeze-unfreeze thing > >> which will simply do a freeze/unfreeze cycle. Then we can apply various > >> workloads to the machine while madly stressing the freezer code. > > > > echo testproc > /sys/power/disk; echo disk > /sys/power/state ... is > > pretty much what you want. > > Ok, I'll try this. It will not help you -- probably -- it is equivalent to just running s2ram. But it should make "successful" testing easier, because you no longer need machine with working suspend to test refrigerator. Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html