Front cover IBM System z10 Capacity on Demand Describes the concepts and structure of Capacity on Demand Explains the offerings and how they can be applied Provides step-by-step examples Marian Gasparovic Greg Chambers Ivan Dobos Per Fremstad Torsten Gutenberger Damian Ortega Lumbreras Rolf Mueller Karl-Erik Stenfors Yi Li Zhou ibm.com/redbooks International Technical Support Organization IBM System z10 Capacity on Demand January 2009 SG24-7504-01 Note: Before using this information and the product it supports, read the information in “Notices” on page vii. Second Edition (January 2009) This edition applies to the IBM System z10 servers. © Copyright International Business Machines Corporation 2008, 2009. All rights reserved. Note to U.S. Government Users Restricted Rights -- Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp. Contents Notices . vii Trademarks . viii Preface . ix The team that wrote this book . ix Become a published author . xi Comments welcome. xi Chapter 1. Overview . 1 1.1 System upgrades . 2 1.2 Capacity on Demand on the System z10 . 3 1.3 Provisioning architecture. 7 1.4 z/OS Capacity Provisioning. 11 1.5 Terminology . 14 Chapter 2. Understanding the Capacity on Demand environment . 17 2.1 Capacity on Demand upgrades. 18 2.1.1 On-line Permanent Upgrade . 20 2.1.2 Capacity Backup . 20 2.1.3 Capacity for Planned Events. 26 2.1.4 On/Off Capacity on Demand. 27 2.2 Multiple activations . 35 2.2.1 Multiple active temporary offerings . 35 2.2.2 Permanent upgrade with temporary offerings active. 39 2.2.3 Subcapacity activation . 43 2.3 Tools . 46 2.3.1 eConfig . 46 2.3.2 Resource Link . 48 2.3.3 Perform Model Conversion task . 54 2.3.4 Remote Support Facility . 55 2.3.5 Scheduled operation task . 56 2.3.6 z/OS Resource Measurement Facility. 57 2.3.7 Additional tools . 60 2.4 Hardware planning . 60 2.4.1 Activation of temporary resources. 60 2.4.2 Deactivation of temporary resources . 63 2.4.3 Automatic deactivation of temporary resources . 63 2.4.4 Replenishment . 65 2.4.5 Carry forward of CBU features from z9, z890 or z990 . 66 2.5 Operating system considerations . 67 2.6 Planning for z/OS Provisioning . 70 2.6.1 Overview of the z/OS Capacity Provisioning functions of z/OS . 70 2.6.2 CPM definitions. 72 2.6.3 Capacity Provisioning infrastructure . 75 2.6.4 Capacity Provisioning planning. 76 Chapter 3. Capacity Backup. 81 3.1 Preparation . 82 3.1.1 Determine logical partition requirements. 82 © Copyright IBM Corp. 2008, 2009. All rights reserved. iii 3.1.2 Order, retrieve, and install a record. 83 3.2 Activation. 87 3.3 Deactivation . 98 3.4 Replenishment . 101 Chapter 4. Capacity for Planned Events . 105 4.1 Preparation . 106 4.1.1 Determine the requirements . 106 4.1.2 Order, retrieve, and install a record. 106 4.2 Activation. 109 4.3 Deactivation . 120 Chapter 5. On/Off Capacity on Demand . 123 5.1 Preparation . 124 5.1.1 Review planned use of offering. 124 5.1.2 Check availability of additional resources . 124 5.1.3 Order, retrieve, and install a record. 124 5.2 Activation. 128 5.3 Deactivation . 141 Chapter 6. On/Off Capacity on Demand with prepaid upgrades. 147 6.1 Preparation . 148 6.1.1 Review planned use of offering. 148 6.1.2 Order, retrieve, and install a record. 148 6.2 Usage . 150 6.2.1 Day one. 150 6.2.2 Day two . 153 6.2.3 Day three . ..