Is there not an indication of which disk a page is on? That would be sufficient for this purpose. You would not need to know where is on the disk.
Regards, Richard Schuh > -----Original Message----- > From: The IBM z/VM Operating System > [mailto:[EMAIL PROTECTED] On Behalf Of Marty Zimelis > Sent: Wednesday, May 07, 2008 6:45 PM > To: [email protected] > Subject: Re: Owner of a page > > Martha, > My recollection is that there's only an allocation bit map > on a page-extent basis. The only way I can think of to track > down the page is to figure out what the CCPV value* is for > the page, then traverse all the PGMBKs for the suspect users, > looking for a matching DASD slot "address" in an ASATE. It's > distinctly brute force and requires a lot of control block > chasing, but another approach does not immediately come to mind. > > * CCPV= 2 bytes of cylinder number within the page extent, > one byte of page number within the cylinder, and one byte of > index into the CPOWN list (V=volume). > > Marty > ____________________ > Martin Zimelis > Principal > maz/Consultancy > > > -----Original Message----- > > From: The IBM z/VM Operating System > > [mailto:[EMAIL PROTECTED] On Behalf Of Martha McConaghy > > Sent: Wednesday, May 07, 2008 12:49 PM > > To: [email protected] > > Subject: Owner of a page > > > > I faintly recall that there is a way to find out who owns a > page out > > on disk PAGE space, but can't recall how. I've got a page > allocation > > out on an old disk that is set to be turned off. Its been > drained for > > about > > 3 months, but there is 1 page allocated that never goes away. > > Something > > that doesn't get recycled obviously owns it, but I have a lot of > > virtual machines that never get recycled. It would help if I could > > figure out which owns it and just recycle that one. > > > > Any bright ideas? > > > > Martha > > >
