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Date:      Wed, 23 Dec 1998 14:58:52 +1030
From:      Greg Lehey <grog@lemis.com>
To:        ku man <kuman123@hotmail.com>, freebsd-questions@FreeBSD.ORG, freebsd-fs@FreeBSD.ORG
Subject:   Re: CCD question (FreeBSD 3.0) - can't rewrite disk label
Message-ID:  <19981223145852.A12346@freebie.lemis.com>
In-Reply-To: <19981222202709.15841.qmail@hotmail.com>; from ku man on Tue, Dec 22, 1998 at 12:27:09PM -0800
References:  <19981222202709.15841.qmail@hotmail.com>

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On Tuesday, 22 December 1998 at 12:27:09 -0800, ku man wrote:
>
> I am experimenting with CCD on FreeBSD 3.0 and encountered the following
> error messages while trying to run "newfs":
>
> newfs: ioctl (WDINFO): No such process

That's a strange message.

> newfs: /dev/rccd0c: can't rewrite disk label
>
> My /etc/ccd.conf is:
> ccd0 0 0 /dev/wd0s3c /dev/wd2s1c
>
> Once I created the CCD using ccdconfig -CV,

What's the V flag?  I don't know that.

> I tried to create a new file system.  Even though I have seen the
> above error messages, I am able to mount and write to the CCD.
>
> Are the above messages harmful?  I am just trying to concatenate two
> partitions of different size.  Thanks for any hints.

This is a puzzling one.  The ioctl in question, DIOCWDINFO, writes the
disk label.  This is not completely necessary, but probably a good
idea.  What does disklabel -r ccd0 tell you?

Greg
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