Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262890AbUCRTSL (ORCPT ); Thu, 18 Mar 2004 14:18:11 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262892AbUCRTSL (ORCPT ); Thu, 18 Mar 2004 14:18:11 -0500 Received: from fw.osdl.org ([65.172.181.6]:55775 "EHLO mail.osdl.org") by vger.kernel.org with ESMTP id S262890AbUCRTSH (ORCPT ); Thu, 18 Mar 2004 14:18:07 -0500 Date: Thu, 18 Mar 2004 11:18:07 -0800 From: Andrew Morton To: Takashi Iwai Cc: andrea@suse.de, mjy@geizhals.at, linux-kernel@vger.kernel.org Subject: Re: CONFIG_PREEMPT and server workloads Message-Id: <20040318111807.7fa62340.akpm@osdl.org> In-Reply-To: References: <40591EC1.1060204@geizhals.at> <20040318060358.GC29530@dualathlon.random> <20040318110159.321754d8.akpm@osdl.org> X-Mailer: Sylpheed version 0.9.7 (GTK+ 1.2.10; i386-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 639 Lines: 18 Takashi Iwai wrote: > > oh, sorry, maybe i forgot to tell you that it has been already there > :) > > # echo 1 > /proc/asound/card0/pcm0p/xrun_debug > > this will show the stacktrace when a buffer overrun/underrun is > detected in the irq handler. it's not perfect, though. heh, you just shrunk my todo list by 0.01%. Have you had any useful reports from this feature? - 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/