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Date:      Wed, 20 Oct 2004 10:29:55 -0700
From:      Brooks Davis <brooks@one-eyed-alien.net>
To:        Maxim Sobolev <sobomax@freebsd.org>
Cc:        "current@freebsd.org" <current@freebsd.org>
Subject:   Re: [Fwd: What do people think about not installing a stripped /kernel ?]
Message-ID:  <20041020172955.GG11477@odin.ac.hmc.edu>
In-Reply-To: <41769E70.4020808@FreeBSD.org>
References:  <41767CF1.2020005@FreeBSD.org> <20041020165900.GB834@alex.lan> <41769E70.4020808@FreeBSD.org>

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On Wed, Oct 20, 2004 at 08:20:48PM +0300, Maxim Sobolev wrote:
> Let me clarify it down: it is only applies to HEAD, that is, unstable 
> branch, which can be inheretedly buggy. STABLE/RELEASE doesn't really 
> need this feature. This dismisses the following objections:

I think it's more important in HEAD, but personally I would like to ship
this way.  It has the potential to vastly improve the quality of bug
reports.  That's not my call though.

> 1. HDD size constrains: nobody really want to run unpatched HEAD on CF 
> or the like, since with HEAD you are expected to re-compile more than often.
> 
> 2. / partition size: anybody running HEAD is expected to allow this 
> accomodate debugging kernel.
> 
> 3. Additional slowdown: since it is adds up to 10 seconds (I bet that 
> even less on a modern system) who cares? This is HEAD, so that it is 
> expected to be sub-optimal performance-wise.

I seriously doubt it's measurable.  If it is, the loader is broken. :-)
We're talking about reading a section header and doing a seek for each
ELF section we don't care about (all the ones that bloat the file
relative to the stripped version.)

-- Brooks



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