From owner-freebsd-questions Wed Sep 30 11:23:14 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id LAA18761 for freebsd-questions-outgoing; Wed, 30 Sep 1998 11:23:14 -0700 (PDT) (envelope-from owner-freebsd-questions@FreeBSD.ORG) Received: from florence.pavilion.net (florence.pavilion.net [194.242.128.25]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id LAA18731 for ; Wed, 30 Sep 1998 11:23:01 -0700 (PDT) (envelope-from joe@florence.pavilion.net) Received: (from joe@localhost) by florence.pavilion.net (8.8.8/8.8.8) id TAA11662; Wed, 30 Sep 1998 19:21:33 +0100 (BST) (envelope-from joe) Message-ID: <19980930192132.D11002@pavilion.net> Date: Wed, 30 Sep 1998 19:21:32 +0100 From: Josef Karthauser To: Chris Shenton , walton@nordicdms.com Cc: freebsd-questions@FreeBSD.ORG Subject: Re: chio References: <19980929114402.9912.qmail@modgud.nordicdms.com> <86g1d9ab83.fsf@samizdat.uucom.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.93.2i In-Reply-To: <86g1d9ab83.fsf@samizdat.uucom.com>; from Chris Shenton on Wed, Sep 30, 1998 at 11:09:32AM -0400 X-NCC-RegID: uk.pavilion Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Wed, Sep 30, 1998 at 11:09:32AM -0400, Chris Shenton wrote: > "Dave Walton" writes: > > > Has anyone actually used the /dev/ch device and chio utility? > > With what hardware? > > > > I was just looking at the Plextor MegaPlex 200-disk CD changer, > > and I'd hate to think I might be wandering into completely > > uncharted territory... > > I've used it with an Archive Python 4-tape DDS2 juke. Some of the > commands don't appear to work (like getting status), but it works > enough for my backup purposes. We've used it with a Quantum DLT-4700 7 tape machine and it works a dream. We use amanda as a tape backup system and it's great. Gotcha though... the ch device ioctl structure has changed with the CAM updates and Amanda's scsi-chio code now doesn't work. We're working on a fix for this as I write though. Joe -- Josef Karthauser Technical Manager FreeBSD: The power to serve (http://www.uk.freebsd.org) Pavilion Internet plc. [joe@pavilion.net, joe@uk.freebsd.org, joe@tao.org.uk] To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message