Is Rexx suitable. Perhaps LISTDSI can help!!!!
-----Original Message-----
From: IBM Mainframe Discussion List [mailto:[email protected]] On Behalf
Of Kirk Wolf
Sent: Tuesday, December 04, 2018 2:36 PM
To: [email protected]
Subject: Re: Examples of roll your own "LIKE()" for data sets?
Thanks everyone for the suggestions.
For my purposes, I can't run under ISPF or require a licensed product.
I took a brief at look at the CBT VTOC command, but it just seems to print
a VTOC without much attention to the issues surrounding how to extract a
"LIKE()" allocation.
On Tue, Dec 4, 2018 at 12:45 PM Paul Gilmartin <
[email protected]> wrote:
> On Tue, 4 Dec 2018 11:41:43 -0600, Kirk Wolf wrote:
> >
> >Are there examples in CBT of code that do similar analysis of DASD
> >datasets? Even something that does a good job at deducing
> >SPACE=(unit,(pri,sec)) is not as simple as one might think.
> >
> AVGREC adds to the chaos.
>
> If the initial allocation was performed in multiple extents, is
> there any way to retrieve the initial request?
>
> HSM MIGRATE/RECALL can coalesce extents, further obscuring
> the initial request.
>
> I have used ISPF to capture the attributes of a data set; changed
> only the DSN, then allocated. The new data set was smaller because
> ISPF? Allocation? applied a correction for 3380/5590 capacity ratio.
> (I understand this is optional, but our site had it turned on.)
>
> I'd like to be able to code "BLKSIZE=0,SPACE=(1,10000000000),..."
> and let allocation and SDB figure it out.
>
> They're only trying to help me.
>
> -- gil
>
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