Rich, Something else that comes to mind is that page space spills into spool space when page space fills up.
It may be worth considering to provide system configuration options (both a default and for each backing storage pool) that would determine whether page over-allocation could be spilled into spool space. John P. Baker -----Original Message----- From: The IBM z/VM Operating System [mailto:ib...@listserv.uark.edu] On Behalf Of Rich Smrcina Sent: Saturday, September 19, 2009 1:19 PM To: IBMVM@LISTSERV.UARK.EDU Subject: Re: Storage Management Enhancement Ideas (was: VM lockup due to storage typo) Nicely written -- Rich Smrcina Phone: 414-491-6001 http://www.linkedin.com/in/richsmrcina Catch the WAVV! http://www.wavv.org WAVV 2010 - Apr 9-14, 2010 Covington, KY