Date: Mon, 25 Aug 2008 00:53:32 -0700 From: Jeremy Chadwick <koitsu@FreeBSD.org> To: Gerrit =?iso-8859-1?Q?K=FChn?= <gerrit@pmp.uni-hannover.de> Cc: freebsd-stable@freebsd.org, d@delphij.net, John Baldwin <jhb@freebsd.org> Subject: Re: Regression 7.0R -> 7-stable? Message-ID: <20080825075332.GA64793@eos.sc1.parodius.com> In-Reply-To: <20080825094923.d2d29148.gerrit@pmp.uni-hannover.de> References: <20080807132947.061d24eb.gerrit@pmp.uni-hannover.de> <489B7D62.4080606@delphij.net> <20080814084637.97997c02.gerrit@pmp.uni-hannover.de> <200808230750.09774.jhb@freebsd.org> <20080825094923.d2d29148.gerrit@pmp.uni-hannover.de>
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On Mon, Aug 25, 2008 at 09:49:23AM +0200, Gerrit Kühn wrote: > On Sat, 23 Aug 2008 07:50:09 -0400 John Baldwin <jhb@freebsd.org> wrote > about Re: Regression 7.0R -> 7-stable?: > > JB> > XL> Could you please try disabling ACPI and boot? Additionally a > JB> > XL> 'boot - v' may reveal some useful information as well. Just > JB> > XL> some random thoughts. > > JB> > Disabling ACPI does not help, either (forgot to mention that > JB> > earlier, sorry). I will post a boot -v log as soon as I have a > JB> > working 7.0R on the system again. > > JB> What about disabling apic? Also, are you using a serial console? If > JB> so, can you put DDB in your kernel and when it hangs break into ddb > JB> and do a 'ps' and capture the output. > > apic, acpi, don't confuse me. :-) In layman's terms: APIC: a chip that helps interrupt routing -- addresses the historic problem with x86 PCs only having 16 IRQs (extends this to 256) ACPI: system capabilities interface -- defines different aspects of your computer, and ties different pieces together. Also acts as an interface to power-related features often used on laptops (not to be confused with S1/S3 suspend states) HTH... -- | Jeremy Chadwick jdc at parodius.com | | Parodius Networking http://www.parodius.com/ | | UNIX Systems Administrator Mountain View, CA, USA | | Making life hard for others since 1977. PGP: 4BD6C0CB |
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