ADSM-L

Re: Moving DB

1999-03-25 16:38:13
Subject: Re: Moving DB
From: "Purdon, James" <james_purdon AT MERCK DOT COM>
Date: Thu, 25 Mar 1999 16:38:13 -0500
No, you don't have to do that - you can append the new space to the database
as separate volumes and then go back and delete the old space, assuming
everything is on the same ADSM server.

No need to dump and restore the db, and no need to take ADSM out of
commission.

Jim
> ----------
> From:         Fred Johanson[SMTP:fred AT MIDWAY.UCHICAGO DOT EDU]
> Reply To:     ADSM: Dist Stor Manager
> Sent:         Thursday, March 25, 1999 3:42 PM
> To:   ADSM-L AT VM.MARIST DOT EDU
> Subject:      Moving DB
>
> As ADSM has gone from a pilot project to a production system, the DB has
> expanded to 10 pieces spread over 4 volumes (and mirrored).  It's just
> grown as expansion is need.  Now, we have installed a RAID-5 system on the
> server, and I want to move the DB to a single, coherent place on the new
> devices and allow for a year or more of growth as I do so.  As I
> understand
> the procedure from the manual, I have to
>
>                 1.      DSMSERV DUMPDB devc=tape  (defaulting to scratch)
>                 2.      DSMSERV FROMAT 1 newlogname 1 newdbname (both
> already de
> fined by
> DSMFMT??)
>                 3.      DSMSERV LOADDB devc=tape vol=scratch from 1
>
> My hardware is a RISC/6000 AIX4.2.1, ADSM 3.1.2.13, with a 3494 tape
> library and 4 3590 drives.  I have a DEVCONFIG file already.
>
> However, at least one thing in the manual has me confused: that I must use
> a LIBTYPE of manual.  Does this mean I have to edit the DEVCONFIG (or
> point
> to another one) so that the LIBTYPE is manual?  If so, do I have to use an
> mtlib command to get a scratchtape mounted, rewound, and remounted?  Any
> help will be greatly appreciated.
>
>
>
> Fred Johanson
> System Administrator, ADSM
> S.E.A.
> University of Chicago
> 773-702-8464
>
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