On Wednesday, 10/04/2006 at 11:51 EST, Tom Duerbusch 
<[EMAIL PROTECTED]> wrote:
> Now that is worth something.....
> It comes back with the number of cylinders, not just model.
> 
> It use to be that model ment something....the number of cylinders you
> could expect.  But I've hit too many times, and I've done it also, had
> the dasd system create small packs.  Perhaps it was due to a small
> amount of space left over in the raid.  Perhaps there as a real lock
> file that only needed to be a few cylinders in size.

Of course, since there isn't a "3390 Model 27" (just a 2105 with 32K 
cylinders) it wouldn't make any sense to display such a thing.  And you're 
right - the model number is irrelevant for dasd any more since you can no 
longer infer actual cylinder count from the model number (just the 
maximum).

> Perhaps we could get the diskmap support people to use this command to
> query how many actual cylinders there are and report the ending "gap" if
> there is one.

Requirements, dude, requirements.  :-D

Alan Altmark
z/VM Development
IBM Endicott

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