Amanda-Users

Re: First time Changer user

2003-02-06 13:38:59
Subject: Re: First time Changer user
From: Jon LaBadie <jon AT jgcomp DOT com>
To: amanda-users AT amanda DOT org
Date: Thu, 6 Feb 2003 12:56:11 -0500
On Thu, Feb 06, 2003 at 05:25:02PM -0000, David Flood wrote:
> On 5 Feb 2003 at 14:20, Jon LaBadie wrote:
> 
> Under /dev/rmt I only have '0' which is the one I'm using to get access to 
> the drive. 
> What is mtx and is it possible I could use this? There was no examples of 
> this file under 

mt (Magnetic Tape) is supplied with solaris and manipulates the tape drive 
itself

mtx (Magnetic Tape eXchanger :) is freeware and manipulates tape changers.

See freshmeat.net and/or sourceforge.net

> the examples directory of the amanda distribution. I am looking at sgen and 
> thus far 
> don't really understand it but will keep trying. The method I used for 
> setting up my 
> autochanger was the one I thought was used for any new device attached to a 
> sun:
> 
> shutdown
> add device
> take system up to ok promt
> boot -r

Not, if as Gene mentioned, the system does not scan the appropriate id/lun.

As I noted, read the drive installation very carefully and 

> > In my case it even involved getting to the drive itself (removing the case)
> > and setting some switches not accessible from outside.  It also required 
> > mods
> > to the "st" (scsi tape) driver configuration file, /kernel/drv/st.conf.

Your installation manual should provide similar directions.  The one Sun dlt
drive I installed for a client (not a changer) had very detailed directions
regarding changes needed to st.conf.  I was asked to look at it because the
technicians sent by the Sun Reseller could not figure out how to get it working.
They were sure something was broken.  Of course they had been too smart to
Read The Fine Manual.  I had and was watching this comedy at a remote terminal
with the st.conf changes already entered in my vi session.  When asked to
assist, I saved my changes and quit, touched /reconfigure and logged off.
Then I walked over to the console where they were working and started a reboot.
I walked away before the reboot completed saying it "will work now".

arrogant bastard jon
-- 
Jon H. LaBadie                  jon AT jgcomp DOT com
 JG Computing
 4455 Province Line Road        (609) 252-0159
 Princeton, NJ  08540-4322      (609) 683-7220 (fax)

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