To answer your question #2: Once a guest has a slot on a CP paging device
 
it will be there essentially for the life of the guest, barring something
 
like a DEF STOR.  It doesn't look like the CMMA stuff extends to freeing 

paging slots when a guest discards pages.

Brian Nielsen


On Tue, 10 Feb 2009 09:04:51 -0500, Martin, Terry R. (CMS/CTR) (CTR) 
<[email protected]> wrote:

>Hi
>
> 
>
>I seem to be doing a lot of paging currently on my z/VM 5.3 system I am
>running multiple Linux guests including a large Oracle guest (40 GB
>memory size). How can I find out 1) who is doing the majority of the
>paging and along with that 2) I believe that some of the paging slots
>are old data in other words the pages are not going away after a task is

>complete how can I research this. The Linux guests have not been
>recycled but I thought if they had allocated the slots that after a task

>within the Linux guest completed that the slots would be reclaimed. Any
>thoughts on all of this would be appreciated.
>
> 
>
>Thank You,
>
> 
>
>Terry Martin
>
>Lockheed Martin - Information Technology
>
>z/OS & z/VM Systems - Performance and Tuning
>
>Cell - 443 632-4191
>
>Work - 410 786-0386
>
>[email protected]

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