Tony, 

Thanks, I can do the math and revise my maximum as it relates to 5 usercats.


As far as the 19K....Gilda Radnor of SNL used to say "NeverMind"

Kevin
-----Original Message-----
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On Behalf
Of Tony Brown
Sent: Wednesday, April 26, 2006 12:51 PM
To: [email protected]
Subject: Re: Master Catalog maxed out w/19k Alias.


Kevin,

The physical limitation for the number of aliases related to a user catalog 
is determined by the maximum record length for the master catalog.  The 
user catalog connector record contains the user catalog name, ownership 
cell information, a volume cell (including the volser and devicetype), and 
an association cell.  The association cell contains a reference to each 
alias related to the user catalog.

As each new alias is defined relating to the user catalog, the variable 
length user catalog connector record grows by the length of the alias, one 
pad byte, one flag byte, and one length byte.  For instance, adding a 3-
character alias would cause six bytes to be added to the overall length of 
the user catalog connector record.  If adding the next alias would cause 
the user catalog connector record to exceed 32,400 bytes, then the DEFINE 
ALIAS command will fail.

The only way to relate additional aliases to the target user catalog is to 
delete unused aliases related to that user catalog.  The other option is to 
relate the new alias to a different user catalog.

Hope that helps...

Tony Brown
DINO Software Corporation
http://www.dino-software.com/
1-800-480-DINO (3466)
410-414-9244 (direct)

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