Caveat:  insert daily digesting delay here...

1)  I didn't see anyone else mention (yesterday) but, shouldn't it be 
RecordSize(77 4096) to match AvgLRecl---77, MaxLRecl--- 4096?  It's true that 
CISize--- 4608 allows 4601 (for non-SPANNED) but that's not how Willie's 
ListCat reads.

2)  As far as I know, the only reference between Keys & RecordSize is that 
"[KEYS] The sum of length plus offset cannot exceed the length of the shortest 
record." [1]  That implies 77 is the smallest value for RecordSize() but I 
don't know if it's enforced or even validated.

3)  It's true Willie doesn't need to specify BufSpace since VSAM will generate 
one.  However, if he's trying to re-create something for testing, I'd specify 
it as well.

[1]  after all, it's an indexed dataset so each record needs a full key in it.  
Seems like VSAM, as designed, doesn't allow short/variable keys in the data 
record.  Index records are a different kettle of fish.

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-----Original Message-----
From: Willie Bunter [mailto:wil...bun...@yah...com] 
Sent: January 21, 2015 10:31
Subject: Re: QUESTION DEFINE CLUSTER

Thanks Anthony.  For my understanding you say to use the value of 77 for 
RECORDSIZE(77 4601)) Is the value from the KEYS parm (77 0) which is also 
applied to the RECORDSIZE of (77 4601)) 

-----Original Message-----
From: Sambataro, Anthony (NIH/NBS) [E] [mailto:ant...sa...@nih...gov] 
Sent: January 21, 2015 10:24
Subject: Re: QUESTION DEFINE CLUSTER

Yes, except RECORDSIZE should be RECORDSIZE(77 4601)) -  and there's no need to 
include the BUFSPACE parameter

-----Original Message-----
From: Willie Bunter [mailto:000...@lis...ua.edu]
Sent: Wednesday, January 21, 2015 9:51 AM
Subject: Re: QUESTION DEFINE CLUSTER

Thanks for the hints.  I was able to find a VSAM dsn (Prod) that I would like 
to mimic.  
This is what the LISTCAT says:

KEYLEN ---77
AVGLRECL---77
BUFSPACE ---13824
CISIZE--- 4608
MAXLRECL--- 4096

Would this be correct if I apply your suggestion:
KEYS (77 0)  -      
SHAREOPTIONS (2 3)  -  
CISZ (4608)         -
BUFSPACE (13824) -
RECORDSIZE(0 4601)) -

The reason why I am not using the LIKE parm is because we are trying to 
diagnose a problem.


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