From owner-freebsd-stable  Sat Nov  9 20:36:12 2002
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Date: Sat, 9 Nov 2002 20:37:59 -0800
From: Kris Kennaway <kris@obsecurity.org>
To: Eugene Grosbein <eugen@kuzbass.ru>
Cc: Chris BeHanna <behanna@zbzoom.net>,
	FreeBSD-Stable <stable@FreeBSD.ORG>
Subject: Re: backups of SUPERBLOCK
Message-ID: <20021110043759.GA34320@rot13.obsecurity.org>
References: <20021109231607.W9701-100000@topperwein.pennasoft.com> <3DCDDFB1.D49327C6@kuzbass.ru>
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On Sun, Nov 10, 2002 at 11:25:21AM +0700, Eugene Grosbein wrote:
> >     If you didn't do any custom tuning with newfs, it's likely that
> >=20
> >         newfs -N -b 8192 -f 1024 # pre 4.6
> >=20
> >     or
> >=20
> >         newfs -N -b 16384 -f 2048 # 4.6 and up
> >=20
> > will be sufficient.
>=20
> Yeah. But this system was set up in times when newfs did not optimize
> cyl/group ratio and I remember that I manually run=20
> newfs with -b, -f and -c flags. Should I now worry about recovering those
> values to get right output from newsf -N, or not?=20
> And if I should, how can I obtain all real values?

dumpfs?

Kris

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