Subject: Re: netbsd vs linux
To: Marc W. Mengel <mengel@dcdmwm.fnal.gov>
From: Vince <vince@kbrown.oldcampus.yale.edu>
List: netbsd-users
Date: 10/26/1994 14:29:01
On Wed, 26 Oct 1994, Marc W. Mengel wrote:
>
> In <199410252359.TAA07662@pain.lcs.mit.edu> you write:
> ... I keep hearing so much
> about how linux is bad and netbsd is good. I'm not taking
> any position here but i really would like to hear what's
> wrong with linux and why is netbsd so good... I myself
> have an amiga and will probably installa unix based os
> as amigaos doesn't provide some of the functions i need
> so any info would be most appriciated.
>
> That can be a dangerous question to ask :-). The good things and
> bad things about Linux are actually the same ones...
>
> One good thing is that lots of people are hacking on it, and there are
> lots of drivers, etc. available. The problem is that lots of people
> are working on it, so there are new releases weekly, stuff you get
> precompiled wasn't built right over half the time, and various pieces
> parts sometimes don't play well together.
>
> In the more abstract design sense, one of the weaknesses of Linux is
> that data structures and system services are not abstracted via
> subroutine calls, hence code all over the kernel knows what the process
> table, etc. looks like. This means that changing these data
> structures is nearly impossible. The NetBSD code has well insulated
> data structures which hide all the low level implementation details,
> hence they can be changed by fixing just the interface routines.
>
> Once again, this is a good thing and a bad thing -- it's good because
> it makes the system easier to maintain and modify and debug, its bad
> because it makes the system slower with all the function call
> overhead.
>
> Third, the NetBSD code was done with portability in mind, and the NetBSD
> team is maintaining NetBSD on 5 or 6 platforms now. On the other hand,
> folks seem to be starting to have some luck with Linux ports to other
> platforms...
>
> So the good things and bad things are the same things, it just depends
> how you look at them :-).
>
> Marc
>
Hehe, what about FreeBSD? Please only compare it to the version
for the Intel platforms :-)
Cheers,
Vince
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