IBM Z9 Planning Manual page 56

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2-2
PR/SM Planning Guide
Dump Space Allocation in a Coupling Facility . . . . . . . . . . . . 2-48
Coupling Facility LP Activation Considerations . . . . . . . . . . . . 2-49
Coupling Facility Shutdown Considerations . . . . . . . . . . . . . 2-49
Coupling Facility LP Operation Considerations
Coupling Facility Control Code Commands . . . . . . . . . . . . . 2-50
Coupling Facility Level (CFLEVEL) Considerations . . . . . . . . . . 2-50
CPC Support for Coupling Facility Code Levels . . . . . . . . . . 2-50
Level 15 Coupling Facility . . . . . . . . . . . . . . . . . . 2-52
Level 14 Coupling Facility . . . . . . . . . . . . . . . . . . 2-52
Level 13 Coupling Facility . . . . . . . . . . . . . . . . . . 2-52
Level 12 Coupling Facility . . . . . . . . . . . . . . . . . . 2-52
Level 11 Coupling Facility . . . . . . . . . . . . . . . . . . 2-53
Level 10 Coupling Facility . . . . . . . . . . . . . . . . . . 2-53
Level 9 Coupling Facility
Level 8 Coupling Facility
Coupling Facility Resource Management (CFRM) Policy Considerations
Coupling Facility Channels . . . . . . . . . . . . . . . . . . . 2-54
Internal Coupling Channel . . . . . . . . . . . . . . . . . . 2-55
Integrated Cluster Bus Channels
High-Performance Coupling Facility Channels (HiPerLinks) . . . . . . 2-56
InfiniBand host channel adapter (HCA) . . . . . . . . . . . . . 2-56
InfiniBand coupling links for Parallel Sysplex . . . . . . . . . . . 2-56
Coupling Facility Channels (TYPE=CFP, TYPE=CBP, TYPE=CIB, or
TYPE=ICP) . . . . . . . . . . . . . . . . . . . . . . 2-57
Defining Internal Coupling Channels (TYPE=ICP) . . . . . . . . . 2-58
I/O Configuration Considerations
Considerations when Migrating from ICMF to ICs . . . . . . . . . . . 2-59
Linux Operating System Planning Considerations . . . . . . . . . . . 2-59
Integrated Facility for Linux (IFL)
z/VM Version 5 Utilizing IFL Features . . . . . . . . . . . . . . . 2-60
System z9 Application Assist Processor (zAAP) . . . . . . . . . . . . 2-60
IBM System z9 Integrated Information Processor (zIIP) . . . . . . . . . 2-61
Concurrent Patch . . . . . . . . . . . . . . . . . . . . . . . 2-61
CFCC Enhanced Patch Apply . . . . . . . . . . . . . . . . . . . 2-62
Dynamic Capacity Upgrade on Demand . . . . . . . . . . . . . . . 2-62
PR/SM Shared Partitions . . . . . . . . . . . . . . . . . . . 2-63
Mixed Shared and Dedicated PR/SM Partitions . . . . . . . . . . . 2-63
Multiple Dedicated PR/SM Partitions . . . . . . . . . . . . . . . 2-64
Shared Internal Coupling Facility
Dynamic Capacity Upgrade on Demand Limitations . . . . . . . . . . . 2-65
Concurrent Memory Upgrade . . . . . . . . . . . . . . . . . . . 2-66
Capacity Backup Upgrade (CBU) Capability . . . . . . . . . . . . . 2-66
Enhanced Book Availability . . . . . . . . . . . . . . . . . . . . 2-67
Preparing for Enhanced Book Availability
Getting the System Ready to Perform Enhanced Book Availability
Reassigning Non-Dedicated Processors . . . . . . . . . . . . . 2-69
Customer Initiated Upgrade (CIU) . . . . . . . . . . . . . . . . . 2-70
Concurrent Processor Unit Conversion . . . . . . . . . . . . . . . 2-70
Planning for Hot Plugging Crypto Features . . . . . . . . . . . . . . 2-71
. . . . . . . . . . . 2-49
. . . . . . . . . . . . . . . . . . 2-53
. . . . . . . . . . . . . . . . . . 2-53
. . . . . . . . . . . . . . . 2-56
. . . . . . . . . . . . . . . 2-58
. . . . . . . . . . . . . . . . 2-59
. . . . . . . . . . . . . . . . 2-64
. . . . . . . . . . . . . 2-67
2-54
2-67