netconsole after boot

hong zhang henryzhang62 at yahoo.com
Wed Aug 26 05:17:18 UTC 2009


What do you mean 'printks'?
After 'dmesg -n 8', remote PC displays
same as local dmesg.

--- On Tue, 8/25/09, Peter Hüwe <peterhuewe at gmx.de> wrote:

> From: Peter Hüwe <peterhuewe at gmx.de>
> Subject: Re: netconsole after boot
> To: "hong zhang" <henryzhang62 at yahoo.com>
> Cc: devel at linuxdriverproject.org, devel at driverdev.osuosl.org
> Date: Tuesday, August 25, 2009, 7:25 PM
> hong zhang wrote:
> > After dmesg -n 8, it works.
> > But without it, I can see printk() at local machine
> but not remote PC.
> > Why?
> >
> > --henry
> >   
> Hi Henry,
> I'm glad that it did solve your problem.
> 
> Do you see the printks on the console or in the output of
> dmesg?
> 
> You may get some further information on the topic in
> Documentation/networking/netconsole.txt ; line 140ff
> man 5 proc ; section /proc/sys/kernel/printk
> https://wiki.edubuntu.org/KernelTeam/KernelDebuggingTricks
> http://www.de-brauwer.be/wiki/wikka.php?wakka=printk
> 
> Peter
> 


      



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