z/OS Version 2 Release 3 MVS Capacity Provisioning User's Guide IBM SC34-2661-30 Note Before using this information and the product it supports, read the information in “Notices” on page 141. This edition applies to Version 2 Release 3 of z/OS (5650-ZOS) and to all subsequent releases and modifications until otherwise indicated in new editions. Last updated: 2019-06-25 © Copyright International Business Machines Corporation 2008, 2017. US Government Users Restricted Rights – Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp. Contents Figures................................................................................................................ vii Tables.................................................................................................................. ix About this publication...........................................................................................xi Who should use this document...................................................................................................................xi Where to find more information..................................................................................................................xi Other Referenced Documents....................................................................................................................xii The Capacity Provisioning Web Page......................................................................................................... xii The z/OSMF Web Page............................................................................................................................... xii How to read syntax diagrams.....................................................................................................................xii Symbols.................................................................................................................................................xii Syntax items.........................................................................................................................................xiii Syntax examples.................................................................................................................................. xiii How to send your comments to IBM......................................................................xv If you have a technical problem.................................................................................................................xv Summary of changes..........................................................................................xvii Summary of changes for z/OS Version 2 Release 3 (V2R3).................................................................... xvii Summary of changes for z/OS Version 2 Release 2 (V2R2).................................................................... xvii z/OS Version 2 Release 1 summary of changes......................................................................................xviii Part 1. Getting started........................................................................................... 1 Chapter 1. Introducing z/OS Capacity Provisioning.................................................................................... 3 What Capacity Provisioning can do for you............................................................................................4 Defined Capacity and Group Capacity Management............................................................................. 5 Considerations for configuring capacity................................................................................................ 6 Components of Capacity Provisioning................................................................................................... 6 The Capacity Provisioning Manager..................................................................................................6 The Capacity Provisioning Management Console............................................................................ 6 Capacity Provisioning sample data sets and files............................................................................ 6 Prerequisites...........................................................................................................................................7 z Systems hardware requirements...................................................................................................7 z/OS software requirements.............................................................................................................7 Supported LPAR and z/OS environments and restrictions.............................................................. 8 Chapter 2. Capacity Provisioning basics......................................................................................................9 Overview................................................................................................................................................. 9 Capacity Provisioning Domain.......................................................................................................... 9 Capacity Provisioning Policy...........................................................................................................10 Capacity Provisioning Manager...................................................................................................... 11 Considering absolute hardware capping limits in connection with temporary capacity demands.................................................................................................................................... 12 Capacity Provisioning Management Console................................................................................. 12 Capacity Provisioning in detail............................................................................................................. 12 Capacity Provisioning Domain Configuration................................................................................. 12 Capacity Provisioning Policy...........................................................................................................14 iii Capacity Provisioning Manager...................................................................................................... 30 Capacity Provisioning Management Console................................................................................. 40 Naming conventions.............................................................................................................................40 Chapter 3. Setting up a Capacity Provisioning domain.............................................................................43 Planning the domain setup.................................................................................................................. 43 Choosing names..............................................................................................................................43 Defining the runtime environment................................................................................................. 45 Collecting information about prerequisites................................................................................... 46 Preparing the Provisioning Manager.................................................................................................... 46 Defining the runtime data sets....................................................................................................... 47 Adapting the provisioning manager parameters............................................................................48 Creating started task procedures...................................................................................................52 Providing APF authorization........................................................................................................... 52 Securing the runtime system..........................................................................................................53 Securing the observed systems..................................................................................................... 57 Setting up Automatic Restart Manager.......................................................................................... 58 Preparing the connection to the CIM server.................................................................................. 58 Preparing the connection to the Provisioning Manager.................................................................59 Customizing the location of the Capacity Provisioning CIM provider properties file....................59 Defining the connection to the hardware.......................................................................................59 Verifying connectivity to hardware and to the CIM servers...........................................................60 Tuning and workload classification for Capacity Provisioning.......................................................60 Part 2. Operating Capacity Provisioning................................................................63 Chapter 4. Using the Capacity Provisioning Management Console..........................................................65 Getting started with z/OSMF................................................................................................................65 Working with the Capacity Provisioning Management Console..........................................................65 The Capacity Provisioning