From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S265178AbTLKRdt (ORCPT ); Thu, 11 Dec 2003 12:33:49 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S265182AbTLKRdt (ORCPT ); Thu, 11 Dec 2003 12:33:49 -0500 Received: from obsidian.spiritone.com ([216.99.193.137]:17851 "EHLO obsidian.spiritone.com") by vger.kernel.org with ESMTP id S265178AbTLKRds (ORCPT ); Thu, 11 Dec 2003 12:33:48 -0500 Date: Thu, 11 Dec 2003 09:33:41 -0800 From: "Martin J. Bligh" To: gene.heskett@verizon.net, Jean-Marc Valin cc: Linux Kernel Subject: Re: Increasing HZ (patch for HZ > 1000) Message-ID: <1316960000.1071164020@[10.10.2.4]> In-Reply-To: <200312111218.35254.gene.heskett@verizon.net> References: <1071122742.5149.12.camel@idefix.homelinux.org> <1071126929.5149.24.camel@idefix.homelinux.org> <1293500000.1071127099@[10.10.2.4]> <200312111218.35254.gene.heskett@verizon.net> X-Mailer: Mulberry/2.2.1 (Linux/x86) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org > Hardware indeed. I'm a Certified Electronics Technician. Have > someone check all those electrolyric caps in the on-board psu in > particular, using a device similar to a "Capacitor Wizard" which > measures not the capacity of the cap, but the caps Equivalent Series > Resistance (ESR) at 100 kilohertz or more. Anything over half an ohm > should be replaced forthwith. This assumes of course that your tech > in charge of hot solder has the tools to do it correctly. If not, > find one who does have the tools. > > Many mobos in a period ranging from about 2.5 to 1.5 years ago were > built with caps that go defective prematurely due to a bad batch of > them from several far eastern cap makers who were fed a bad recipe > for the electrolyte in the caps, eg the Ethylene Glycol wasn't near > pure enough. When you say "fed a bad recipe", didn't they actually steal it? Or is that just an urban legend? M.