From owner-freebsd-hackers@FreeBSD.ORG Thu Aug 2 22:57:43 2012 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id F0B31106564A for ; Thu, 2 Aug 2012 22:57:42 +0000 (UTC) (envelope-from adrian.chadd@gmail.com) Received: from mail-ob0-f182.google.com (mail-ob0-f182.google.com [209.85.214.182]) by mx1.freebsd.org (Postfix) with ESMTP id B5CD68FC08 for ; Thu, 2 Aug 2012 22:57:42 +0000 (UTC) Received: by obbun3 with SMTP id un3so121642obb.13 for ; Thu, 02 Aug 2012 15:57:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type; bh=vMyV1ljCyJNglBUXsRA9wRLmuduvDZKjjpDeehWJvcU=; b=oq2mvhFa/IypTpIwvxq/Br3iSuoKF/OMoeSVcTBRAqmgBnQuRkTKx3En6F8+JlBpO4 3jOnl54BcBAp9+9gG+i4IdmmwUY84+4ibMxZBMFLMUzh1WW/dwbRNm3O/3s5XVMxcHSH FfECVGQHjX/7O0ZViZ0MjXlPEoJCr3RP9R/otF2tS9TMbPc4annJxu58VdL83isVx8r/ 6C3eUFncHOlpsBEVuL2s4z38urF4wLqZZxo1sTS0upac3/fZ7ewc+uRNs/95N8+IM3tq dT5RWNRa58laV0OrKNg6awgCd+JtdeCwV0fOggzV5I2s5eHLbmAkBzECYYj+yK5DNdDF EmUQ== MIME-Version: 1.0 Received: by 10.182.89.102 with SMTP id bn6mr40669849obb.7.1343948262128; Thu, 02 Aug 2012 15:57:42 -0700 (PDT) Sender: adrian.chadd@gmail.com Received: by 10.76.151.3 with HTTP; Thu, 2 Aug 2012 15:57:42 -0700 (PDT) In-Reply-To: <20120802223810.298390@gmx.com> References: <20120802223810.298390@gmx.com> Date: Thu, 2 Aug 2012 15:57:42 -0700 X-Google-Sender-Auth: n5Lpnx3RdvS-2XaDEIxrBhnInT0 Message-ID: From: Adrian Chadd To: Dieter BSD Content-Type: text/plain; charset=ISO-8859-1 Cc: freebsd-hackers@freebsd.org Subject: Re: How to diagnose system freezes? X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 02 Aug 2012 22:57:43 -0000 the "cycle over a short period" may not be the driver writing the same crap to the card. I've seen similar failure modes in windows where during playback, if the system hangs for whatever reason, the card plays the last sample over and over in a loop. Adrian