Re: Kernel 2.6.19-rc4 custom debian package
On Thu, 2006-11-02 at 00:13 +0100, Jean-Michel Pouré wrote:
> * How do I enable console debugging in the kernel. I heard it was
> possible, after a crash, to hit a few keys and display an error message.
I find the ethernet console to be most convenient if you have a second
PC.
1. Boot into single user mode
2. load the netconsole module with appropriate parameters
3. on your other PC, run: netcat -u -l -p <port>
4. exit single user mode
Crash/debug info should appear on the netcat terminal.
$KERNEL/Documentation/networking/netconsole.txt
$ modinfo netconsole
filename: /lib/modules/2.6.18-1-686/kernel/drivers/net/netconsole.ko
author: Maintainer: Matt Mackall <mpm@selenic.com>
description: Console driver for network interfaces
license: GPL
vermagic: 2.6.18-1-686 SMP mod_unload 686 REGPARM gcc-4.1
depends:
parm: netconsole: netconsole=[src-port]@[src-ip]/[dev],[tgt-port]@<tgt-ip>/[tgt-macaddr]
(string)
-s
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