Log File Query

Mike Cheponis mac@Wireless.Com
Sat, 28 Jun 2003 01:20:43 -0700 (PDT)


But isn't it the case that this is just text output that has to be
stored in memory somewhere so that some userland program can grovel
/dev/mem to produce a file for dmesg once the system boots?

Thanks -mac



On Sat, 28 Jun 2003, Nick Moffitt wrote:

> Date: Sat, 28 Jun 2003 00:24:11 -0700
> From: Nick Moffitt <nick@zork.net>
> To: bad@bad.debian.net
> Subject: Re: Log File Query
>
> begin  Grant Bowman  quotation:
> > > correct.  dmesg will log kernel messages from startup but if one
> > > of the daemons failed for some reason there may be no evidence.
> >
> > That always bugged me (pun intended).  Can't a simple enscript or
> > tee be used to capture this stuff?  I am sure it's more complicated
> > than that, but why?
>
> 	Because the only software running when these messages are
> written is, by necessity, the kernel.  No shells, no init, no daemons,
> no user-space ANYTHING.  It's the initial boot sequence, and it's all
> the stuff that's required to even FIND the "tee" or "enscript"
> executable.
>
> --
>
> end
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