From owner-freebsd-current  Fri Aug 20 14:23:12 1999
Delivered-To: freebsd-current@freebsd.org
Received: from smtprch1.nortel.com (smtprch1.nortelnetworks.com [192.135.215.14])
	by hub.freebsd.org (Postfix) with ESMTP
	id C27AB15B0F; Fri, 20 Aug 1999 14:22:29 -0700 (PDT)
	(envelope-from atrens@nortelnetworks.com)
Received: from zcars01t by smtprch1.nortel.com; Fri, 20 Aug 1999 16:13:09 -0500
Received: from hcarp00g.ca.nortel.com by zcars01t;
          Fri, 20 Aug 1999 17:20:32 -0400
Received: from hcarp00g.ca.nortel.com (hcarp00g.ca.nortel.com [47.196.31.114]) 
          by hcarp00g.ca.nortel.com (8.9.3/8.7.3) with ESMTP id RAA01424;
          Fri, 20 Aug 1999 17:22:29 -0400 (EDT)
Date: Fri, 20 Aug 1999 17:22:29 -0400 (EDT)
From: "Andrew Atrens" <atrens@nortelnetworks.com>
Reply-To: "Andrew Atrens" <atrens@nortelnetworks.com>
To: Poul-Henning Kamp <phk@critter.freebsd.dk>
Cc: current@freebsd.org, hackers@freebsd.org
Subject: help! - strange vn behaviour
In-Reply-To: <6117.935182962@critter.freebsd.dk>
Message-ID: <Pine.BSF.4.10.9908201708330.1384-100000@hcarp00g.ca.nortel.com>
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII
Sender: owner-freebsd-current@FreeBSD.ORG
Precedence: bulk
X-Loop: FreeBSD.ORG



I'll cc: hackers and see if this rings a bell for anyone :| ..


Andrew



> >Btw, can you explain why this happens?
> >
> >
> >$ partitionsize=256
> >
> >$ sects=`/bin/expr $partitionsize '*' 64  '-' 1`
> >
> >$ vnconfig -e -s labels -S $partitionsize"m" /dev/vn0
> >
> >$ disklabel -w -r vn0 auto
> >disklabel: /dev/rvn0c: Device not configured
> >
> >$ disklabel vn0
> >disklabel: ioctl DIOCGDINFO: Inappropriate ioctl for device
> >
> >$ disklabel /dev/vn0
> ># /dev/vn0:
> >type: unknown
> >disk: amnesiac
> >label: fictitious
> >flags:
> >bytes/sector: 4096
> >sectors/track: 32
> >tracks/cylinder: 8
> >sectors/cylinder: 256
> >cylinders: 256
> >sectors/unit: 65536
> >rpm: 3600
> >interleave: 1
> >trackskew: 0
> >cylinderskew: 0
> >headswitch: 0           # milliseconds
> >track-to-track seek: 0  # milliseconds
> >drivedata: 0
> >8 partitions:
> >#        size   offset    fstype   [fsize bsize bps/cpg]
> >  c:    65536        0    unused        0     0   # (Cyl. 0-255)
> >-
> >

Now, if I do a -

 
$ vnconfig -u /dev/vn0c && echo "woohoo!"
vnconfig: VNIOCDETACH: Device not configured

$ vnconfig -u /dev/vn0 && echo "woohoo!"
woohoo!


> >...
> >
> >
> >The vn device _is_ configured but not useable via /dev/vn0[abc..z]
> >
> >??????
> >
> >Andrew.
> >



To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-current" in the body of the message