We updated a year or so ago. The only size increase strictly necessary was one of the RRS structures. Don’t remember which one off the top of my head. I can check and post back.
On Fri, Sep 6, 2019 at 7:49 AM Vernooij, Kees (ITOP NM) - KLM < [email protected]> wrote: > What is the source of these figures? In my experience many CF level > upgrades did not require a structure increment and others had specific > requirements. E.g. add nn MBs i.s.o. increment by nn %. > 75% is a guess and in my opinion too much. > > We are at level 21 now. If my docs are reliable, the last increase > required by CF level was at level 15. > So if level 22 does not require a structure increase, level 17 structures > are probably OK. > > Kees. > > > -----Original Message----- > > From: IBM Mainframe Discussion List [mailto:[email protected]] On > > Behalf Of Mike Schwab > > Sent: 06 September, 2019 14:34 > > To: [email protected] > > Subject: Re: Migration from z114 to z14ZR1, CF structure sizes > > > > I would multiply. Example 1.1 * 1.2 * 1.1 * 1.1 * 1.1 = 1.75692 > > instead of 1.6 by addition. > > > > On Fri, Sep 6, 2019 at 12:17 PM Vernooij, Kees (ITOP NM) - KLM > > <[email protected]> wrote: > > > > > > You can ask IBM for the information about CF levels 18 - 22. If > > structure sizes need to be increased during a CF level upgrade, this is > > documented with the CF level. Add up the increments and you have a good > > estimate of the Level 22 sizes. > > > > > > Kees. > > > > > > > > > > -----Original Message----- > > > > From: IBM Mainframe Discussion List [mailto:[email protected] > ] > > On > > > > Behalf Of Juergen Kehr > > > > Sent: 06 September, 2019 13:47 > > > > To: [email protected] > > > > Subject: Migration from z114 to z14ZR1, CF structure sizes > > > > > > > > Hello, > > > > > > > > we’re planning a migration from our z114 to a z14ZR1, therefore we > > have to > > > > bring our CF policy from one which supports CFLEVEL=17 to one for > > > > CFLEVEL=22. > > > > > > > > Because of hardware dependencies there is no way to have a z/OS > system > > > > which has one CF with the old CFLEVEL and one with the new CFLEVEL up > > and > > > > running. On the old z114 one we could attach the old CF, on the > z14ZR1 > > on > > > > the new one. But as far as we understand this would be a requirement > > for > > > > using the SIZER tool (see CFSizer alternate sizing methods: > > > > https://www.ibm.com/support/pages/cfsizer-alternate-sizing- > > techniques). > > > > > > > > Using CFSizer in our case would be fairly complicate, because we > > don’t > > > > know the input values used in former CFSizer runs to lead to the > > existing > > > > values in our policy. Furthermore we can’t reproduce this, because > > CFSizer > > > > only supports the current CFLEVEL=23, so we can’t try to reproduce > the > > old > > > > input values for CFLEVEL=17 via looking to the results they produce. > > > > > > > > So we urgently would need any good idea, how to get the new structure > > size > > > > values when migrating from CFLEVEL=17 to CFLEVEL=22. > > > > > > > > Thanks in advance for any help. > > > > > > > > Kind regards. > > > > Juergen Kehr > > > > > > > > > ---------------------------------------------------------------------- > > > > For IBM-MAIN subscribe / signoff / archive access instructions, > > > > send email to [email protected] with the message: INFO > IBM-MAIN > > > ******************************************************** > > > For information, services and offers, please visit our web site: > > http://www.klm.com. This e-mail and any attachment may contain > > confidential and privileged material intended for the addressee only. 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