*BSD News Article 93542


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From: j@ida.interface-business.de (J Wunsch)
Newsgroups: comp.unix.bsd.misc
Subject: Re: Is there a BSD for me?
Date: 14 Apr 1997 14:14:01 GMT
Organization: interface business GmbH, Dresden
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Reply-To: joerg_wunsch@interface-business.de (Joerg Wunsch)
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"John S. Dyson" <dyson@freebsd.org> wrote:

> It'd be nice to do a port for FreeBSD :-).  If not, then you might
> want to talk to the NetBSD or OpenBSD crews.

But also port their JFS and Logical Volume Manager then. :-)

Seriously, the AIX on the RS/6k machine wasn't exactly the worst Unix
i've seen so far, despite of its idiosyncracies maintenance-wise.  The
uptime of our old IBM Model 320 usually serves as a track record for
the stability of our local power supply. :)

After i had to give training courses for the Logical Volume Manager of
AIX (good piece of work) and DEC Unix (not quite as good), i'm now
half-seriously thinking about an LVM management layer for FreeBSD.
Given that there's already ccd, this shouldn't be too hard to add.
Still, the point remains that the classic UFS ain't expandable, but i
think expansion in slices of the already existing cylinder groups
should not be too difficult either, and would be a starting point.
For FreeBSD, a cylinder group should usually translate to 4096 sectors
times 16 cylinders, i.e. 32 MB, so you could extend an existing UFS in
units of 32 MB.

-- 
J"org Wunsch					       Unix support engineer
joerg_wunsch@interface-business.de       http://www.interface-business.de/~j