From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Wilson Subject: Re: Post-mortem crash analysis on SNB laptop? Date: Wed, 22 Jun 2011 18:49:43 +0100 Message-ID: References: <4E0227DC.3060706@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTP id EFF939F6CB for ; Wed, 22 Jun 2011 10:49:52 -0700 (PDT) In-Reply-To: <4E0227DC.3060706@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org To: Dan McCabe , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org On Wed, 22 Jun 2011 10:35:24 -0700, Dan McCabe wrote: > My SNB laptop completely locks up every now and then (maybe twice a > day). Is there any good way to look at post-mortem data to help my > diagnose this issue. > > I've seen discussions suggesting that I ssh into the machine, but I > can't even do that. The best that I found is to run netconsole and listen for any random oops. Having been bitten by hard hangs with early SNB chips, my systems all have i915.reset=0 which helped at that time, and may still help if the hard hang is due to us doing something stupid whilst trying to reset the chip. -Chris -- Chris Wilson, Intel Open Source Technology Centre