Thank you Mike and everybody else who has responded. Many things to think about 
here.

-- 
Jeff


On Thu, 9 May 2013 02:23:31 -0500, Mike Wood <mww...@ntlworld.com> wrote:

>Jeff,  leaving all the concerns alone at the moment ..... Deleting volumes 
>should be straightforward. You do need to consider the scratch volumes and 
>non-scratch volumes separately.
>Scratch volumes should already have been through release processing and any 
>cataloged data sets uncataloged. RACF profiles deleted (if any). To delete 
>scratch volumes - use the RMM DV volser REMOVE command.
>Non-scratch volumes you still have this consideration.  You can cause the 
>volumes to go through release processing and allow rmm to uncatalog and 
>cleanup RACF. Use the RMM CV volser RELEASE command.  Using the RMM DV volser 
>FORCE may not do these tasks for you.
>You also have some possible cleanup of the VRSes that are causing these 
>non-scratch volumes still to be retained even though they no longer exist.
>
>You can use the SEARCHVOLUME subcommand with CLIST to help build the commands 
>needed. It is very powerful, can be run in TSO or batch, or even with the help 
>of the dialog.  Also in the dialog, within search results list, you can use 
>the SELECT primary command to set the line commands for selected entries in 
>the list, then press ENTER to process them.
>
>When you are making changes to volumes and other things defined to rmm, it 
>normally creates journal records, and processing also should be creating PDA 
>trace records, Either journal or trace data sets can become full when making 
>mass changes - as others have mentioned.  In a well-run environment there 
>should already be automation to take care of these things.
>
>Deleting volumes should not usually cause space problems in the CDS. Rather it 
>should free up space that can be reused. However, depending on how old the 
>volumes are, and when the records were last updated, causing a change to a 
>record may cause the record to be stored back larger than before .....  Again, 
>usually, this extra space can be accommodated by VSAM without needing to split 
>CIs/CAs.
>
>Another way to delete volumes, which was added more recently to rmm, is to use 
>the REPLACE release action. Probably best for non-scratch volumes, use RMM CV 
>volser RELEASE(REPLACE) command then release the volume. Once pending release 
>you can use RMM DV volser REPLACE to delete them without going through return 
>to scratch process.
>
>Mike Wood
>

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