So some basic questions
  1)  What version of z/OS?
  2)  If you do a F dfhsmtaskname,Q SETSYS   does it show the same info as the 
ARCCMDxx member?
  3)  What is the specific messages  you are seeing during autobackup?


Lizette


> -----Original Message-----
> From: IBM Mainframe Discussion List [mailto:[email protected]] On
> Behalf Of Tony Thigpen
> Sent: Tuesday, November 22, 2016 4:03 PM
> To: [email protected]
> Subject: HSM question
> 
> HSM is not my ballgame, but I am tasked with figuring out this puzzle, so bear
> with me. As for background, the shop attempts to run lights-out 24/7.
> 
> Once a week, HSM performs an AUTOBACKUP. Until about 3 months ago, if nobody
> was at the shop, HSM would ask for an exiting tape, wait 10 minutes, and if no
> tape was mounted, it would ask "Can tape be mounted?". If our remote operator
> replied 'N', then HSM would us a scratch tape. About once ever month or so, we
> would run a recycle job to combine all the tapes.
> 
> About 3 months ago, we had some internal discussions about 'fixing' this so
> that it would just use scratch tapes without asking for an existing tape. The
> next thing we knew, the weekly tapes would automatically use a scratch tape.
> This was good. I assumed that one of the other guys had changed something.
> 
> Then came the time change and the resulting IPL. Now everything is different.
> It seems to work the way it did prior to 3 months ago, except for one problem.
> When the operator replies that the tape can not be mounted, instead of HSM
> using a scratch tape, it now asks for another HSM tape. After about 4 hours of
> this last week, I got in my car and went down an mounted the tape. (I am the
> only one that lives in the same town as the processor.)
> 
> Discussions with all the 3 others involved in the discussion 3 months ago came
> back with "I did not change anything 3 months ago."
> 
> But, the other 2 guys that know HSM also say "We are busy. If you want it
> different, figure it out and change it."
> 
> Key items I see in the config file are:
> SETSYS
>    PARTIALTAPE(
>     BACKUP(MARKFULL) -
>     MIGRATION(MARKFULL))
> SETSYS
>    SELECTVOLUME(
>    BACKUP(SCRATCH)
>    MIGRATION(SCRATCH) -
>    DUMP(SCRATCH))
> SETSYS
>    RECYCLEPERCENT(33)
>    MAXRECYCLETASKS(1)
> SETSYS
>    TAPEUTILIZATION(
>     UNITTYPE(3590-1) PERCENTFULL(97))
> SETSYS
>    TAPESPANSIZE(100)
> 
> (And the output of HSEND QUERY SETSYS is the same.)
> 
> The last update date stamp on the config files was 15/12/22.
> 
> So, I have come to the conclusion that somebody issued a command to HSM but
> did not update the config file so it would be handled at the next IPL.
> 
> Looking for any input.
> 
> --
> Tony Thigpen

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