Attaching XSTORE to a user: you can, but it is up to the user to do
something with it, CMS doesn't use it at all, z/OS no longer supports it,
and I don't know about Linux.

To define some XSTORE fo CP is still a good thing if VM starts paging:
XSTORE is managed differently than central storage.  With some XSTORE CP has
a better chance to select the best pages to page out.

2009/3/4, Michael Coffin <michaelcof...@mccci.com>:
>
>  Hi Folks,
>
> What value is there in defining XSTORE these days?  Aside from the ability
> to attach XSTORE to specific virtual machines, wouldn't it be best to just
> make it all DPA and let CP manage it?
>
> Also, assuming you aren't paging much - is attaching XSTORE to a userid
> going to provide a VERY noticable improvement in performance (at the expense
> of taking it away from all other virtual machines, of course)?
>
> -Mike
>



-- 
Kris Buelens,
IBM Belgium, VM customer support

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