Date: Tue, 7 Oct 2008 17:07:42 +0200 From: Gerrit =?ISO-8859-1?Q?K=FChn?= <gerrit@pmp.uni-hannover.de> To: Jeremy Chadwick <koitsu@freebsd.org> Cc: d@delphij.net, jeff@freebsd.org, freebsd-stable@freebsd.org, John Baldwin <jhb@freebsd.org> Subject: Re: Regression 7.0R -> 7-stable? Message-ID: <20081007170742.75669f32.gerrit@pmp.uni-hannover.de> In-Reply-To: <20081007142542.GA51071@icarus.home.lan> References: <20080807132947.061d24eb.gerrit@pmp.uni-hannover.de> <20081007143724.a01502e4.gerrit@pmp.uni-hannover.de> <20081007133710.GA50114@icarus.home.lan> <200810071002.56788.jhb@freebsd.org> <20081007161534.b62b6333.gerrit@pmp.uni-hannover.de> <20081007142542.GA51071@icarus.home.lan>
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On Tue, 7 Oct 2008 07:25:42 -0700 Jeremy Chadwick <koitsu@FreeBSD.org> wrote about Re: Regression 7.0R -> 7-stable?: JC> > Like it was before: system just hangs after displaying the probing JC> > messages about the CPU cores; next step for a working kernel would JC> > be mounting of the file systems (and changing from white kernel JC> > output to grey system output). JC> Actually, I think you mean mounting of the root filesystem, do you not? JC> If so, others have recently reported this problem (hard lock-ups JC> before or after printing "Mounting root from..."). Yes, of course (sorry for being vague). JC> > JB> When you get a hang, can you break into the debugger and get a JC> > JB> crash dump? JC> > Is there a documentation somewhere how to do this? JC> John can probably help you with the commands you need to type, but the JC> FreeBSD Handbook goes over the general commands. JC> As far as getting into the debugger, it's Control-Alt-Esc from the JC> console. Ok, I added options KDB and DDB to my kernel configuration and compiled with SCHED_ULE. However, after hanging the system does not react on Ctrl-Alt-Esc. Am I missing something? cu Gerrit
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