Bob,

Thanks; I should have thought of looking at the LISTCAT output.

Kirk Wolf
Dovetailed Technologies
http://dovetail.com

On Fri, Apr 13, 2012 at 6:59 PM, Bob Rutledge <[email protected]>wrote:

> Kirk Wolf wrote:
>
>> I'm trying to understand how to use the catalog fields:
>>
>> COMUDSIZ
>> UDATASIZ
>> COMPIND
>> VVRNFLGS
>>
>> ... in order to get an estimate of the uncompressed size of a compressed,
>> extended-format DSORG=PS dataset.
>>
>> The documentation in "Managing Catalogs" is a little thin.
>>
>> - is UDATASIZ the uncompressed size?
>> - which flags should I use to determine that the value in UDATASIZ is
>> valid
>>   - VVRNFLGS? not bit x'80'?
>>   - COMPIND bit x'40'?
>>
>> Pointers to additional documentation or usage information would be
>> appreciated.
>>
>
> I'm thinking what's required here is some creative correlation between
> "Managing Catalogs" and the "Interpreting LISTCAT Output Listings" appendix
> in the "Access Method Services for Catalogs" book.  How about
> "COMP-USER-DATA-SIZE" and "USER-DATA-SIZE"?  I'll leave the flags for you.
>
> Bob
>
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