We have been squeezing operations with the number of mounts and drive
use but they like it much better than the 8mm tapes.

> ----------
> From:         Jerry Lawson[SMTP:jlawson AT THEHARTFORD DOT COM]
> Sent:         Monday, July 07, 1997 9:09 AM
> To:   ADSM-L AT VM.MARIST DOT EDU
> Subject:      ADSM MVS Server Tape survey.....
>
> Date:     July 7, 1997             Time: 9:04 AM
> From:     Jerry Lawson
>           The Hartford Insurance Group
> (860)  547-2960          jlawson AT thehartford DOT com
> ----------------------------------------------------------------------
> -------
> In response to an open problem I am working on with the Support
> Center, It
> was suggested that I dedicate tape drives to my ADSM server.  I
> understand
> why you do this on a non-System/390 server, but on MVS, this is not
> how my
> shop does things.   Then I began wondering, if we should change our
> thinking.. So I decided that perhaps a survey is in order.
>
> If you have ADSM running an MVS server, could you please take a minute
> or
> two, and reply to the following questions?   And to keep our esteemed
> List
> moderator from getting mad at me, ***** PLEASE RESPOND TO ME DIRECTLY
> **********   I will post the results when I think I have a good
> response.
>
> ------------------------------------------------------
> 1.  Do you share tape drives with the rest of your MVS workload, or do
> you
> dedicate tape drives to ADSM?  share
>
> 2.  If you dedicate, how many drives do you give ADSM?
>
> 3.  If you do not dedicate drives to ADSM, how high do you set the
> mount
> limit in each DEVCLASS you have defined? two
>
> 4.  What type of drives do you use (3480, 3490, 3590, or something
> else?)
> 3480
> 5.  Do you use a robot?  If so - which one?
>
> 6.  If you have a robot, how many drives does it have?
>
> 7.  How many tape drives do you have in total. 30
>
> 8.  In round numbers, how much data do you back up each night? 60 gig
> 9.  Do you use the copypool features?  I shoot to disk first with
> migration set at 50% and then dump to a tapepool. When this process is
> finished I backup the tapepool to an offsite pool via a backup stgpool
> command.
>
> ------------------------------------------------------
> That's all.
>
> AGAIN - PLEASE RESPOND TO ME DIRECTLY.   The address is:
>
>      jlawson AT thehartford DOT com
>
> ----------------------------------------------------------------------
> ------
>                                                      Jerry
>
> Insanity is doing the same thing over and over..and expecting the
> results to
> be different - Anon.
>