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Date:      Wed, 26 Dec 2007 20:45:14 -0800
From:      Alfred Perlstein <alfred@freebsd.org>
To:        Robert Watson <rwatson@FreeBSD.org>
Cc:        Brian Fundakowski Feldman <green@FreeBSD.org>, src-committers@FreeBSD.org, cvs-all@FreeBSD.org, cvs-src@FreeBSD.org
Subject:   Re: cvs commit: src/sys/conf files src/sys/ddb db_command.c	db_command.h db_lex.c db_lex.h db_main.c db_script.c ddb.h
Message-ID:  <20071227044514.GL16982@elvis.mu.org>
In-Reply-To: <20071226233301.K59006@fledge.watson.org>
References:  <200712260933.lBQ9XJi7039100@repoman.freebsd.org> <20071226181850.GA6300@green.homeunix.org> <20071226233301.K59006@fledge.watson.org>

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* Robert Watson <rwatson@FreeBSD.org> [071226 15:35] wrote:
> 
> On Wed, 26 Dec 2007, Brian Fundakowski Feldman wrote:
> 
> >Wow, very cool debugging feature!  Any more sweet DDB features in the 
> >pipeline?
> 
> Thanks!  DDB capture output, scripting, and textdumps were pretty much what 
> I had in the queue for DDB at this point.  I'll see if I can't come up with 
> some stuff, and look forward to hearing about how people use these ones.  
> I'll also happily accept bug reports...
> 
> Textdumps should open up the door for some interesting things in terms of 
> bug management--I'd love to see someone put together some rc.d/rc.conf 
> parts to do automated crash report submission (disabled by default, of 
> course) and a database to hold the results.  I suspect a moderate number of 
> panic reports are lost on the basis that filing a proper bug report is 
> fairly difficult (get out kgdb, etc), or that the boxes quietly reboot and 
> the core dumps rot on disk (to be deleted when space runs out).  Perhaps 
> hoovering up those textdumps, especially if we can correlate them with one 
> another using some automated processing, might be quite informative.  Or 
> just a good time sink :-).

I would love to see nicer ddb help, like:

db> help
bt - show thread backtrace
x - examine data at address (example formats)
...
db> help show
more infos...

-Alfred




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