Re: Mounting tape drives between systems

From: Darryl Ousterhout (D.Ousterhout@LABSAFETY.COM)
Date: Tue Jul 29 2003 - 11:31:49 EDT


He's what I use on our 690 2 lpar system. When one lpar has the media
drawer, I use this script to do the mksysb on the other.

#!/bin/ksh -x

mkfifo /tmp/pipefile

mksysb -i /tmp/pipefile &

sleep 120
dd if=/tmp/pipefile | rsh <hostname of system that has the drive> dd
of=/dev/rmt0 obs=1024

rm /tmp/pipefile

HTH
-Darryl

-----Original Message-----
From: Green, Simon [mailto:Simon.Green@EU.ALTRIA.COM]
Sent: Tuesday, July 29, 2003 9:48 AM
To: aix-l@Princeton.EDU
Subject: Re: Mounting tape drives between systems

Yes, but what do you do with it then?

Simon Green
Altria ITSC Europe Ltd

AIX-L Archive at http://marc.theaimsgroup.com/?l=aix-l&r=1&w=2
AIX FAQ at http://www.faqs.org/faqs/aix-faq/

N.B. Unsolicited email from vendors will not be appreciated.

> -----Original Message-----
> From: John Jolet [mailto:john.jolet@FXFN.COM]
> Sent: 29 July 2003 15:17
> To: aix-l@Princeton.EDU
> Subject: Re: Mounting tape drives between systems
>
>
> tar will allow you to output to stdout.
>
> -----Original Message-----
> From: Green, Simon [mailto:Simon.Green@EU.ALTRIA.COM]
> Sent: Tuesday, July 29, 2003 4:20 AM
> To: aix-l@Princeton.EDU
> Subject: Re: Mounting tape drives between systems
>
>
> One way is to use dd on one system to write the data to
> stdout, pipe it via
> rsh to dd on the remote system and thence to the tape.
>
> I don't think it would be easy to do this with most of the
> backup commands,
> (backup; tar; pax). The simplest method is to back up to a
> disk file, then
> copy that file to tape.
>
> You can't create a bootable backup this way, but it _is_
> possible to build
> your own bootable tape by writing the necessary boot files explicitly.
> There's been some discussion of this in the past. There's no
> way of booting
> from it over the network, though.



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