Chapter 1. CPC and CF Configuration in Parallel Sysplex
This chapter explains how to configure the CPC and the CF in a Parallel Sysplex.
For information on how to configure the HMC for the IBM 9672 CPC, refer to 4.0,
“Consoles and Parallel Sysplex” on page 103 in Volume 3: Connectivity,
SG24-5639.
Recommended Sources of Further Information
The following sources provide support for the information in this chapter:
CICS TS for OS/390 System Definition Guide
, SC33-1682
Coupling Facility Configuration Options: A Positioning Paper S/390 White
Paper August 1998,
http://www.s390.ibm.com/marketing/gf225042.html
Coupling Facility Sizer,
http://www.s390.ibm.com/cfsizer
DB2 for MVS/ESA V6 Data Sharing: Performance Topics
, SG24-5351
Dynamic ICF Expansion
, WSC FLASH 98028
Hints and Tips Checklist for Parallel Sysplex
, CHKLIST package on
MKTTOOLS
IMS/ESA V6 Administration Guide: System
, SC26-8730
Modeling Host Environments using SNAP/SHOT
, SG24-5314
MVS/ESA Parallel Sysplex Performance LPAR Performance
, WSC FLASH
96009 updated March, 1999
MVS/ESA Parallel Sysplex Performance XCF Performance
, WSC FLASH
97023
OS/390 MVS Parallel Sysplex Capacity Planning
, SG24-4680
OS/390 R2 GRS STAR APAR/PTF and Lock Structure Sizing
, WSC FLASH
97015
Parallel Sysplex Configuration Assistant,
http://www.s390.ibm.com/pso/psotool/ps_intro.html
Parallel Sysplex Configuration Planning for Availability
WSC FLASH 98029
Parallel Sysplex Test Report,
http://www.s390.ibm.com/os390/support/os390tst
S/390 Parallel Sysplex Home Page,
http://www.s390.ibm.com/pso
Performance Impacts of Using Shared ICF CPs
, WSC FLASH 99037
Sysplex Couple Data Sets and RVA/RSA/REA
, WSC FLASH 97022
Sysplex Data Sets and Large Capacity Storage Controllers
, WSC FLASH
97022
Technical Support Technical Information site,
http://www.ibm.com/support/techdocs/
S/390 Parallel Enterprise Server and OS/390 Reference Guide
, G326-3070
S/390 9672/9674/2003 PR/SM Planning Guide
, GA22-7236
The following roadmap guides you through these topics by providing a quick
reference to help you find the appropriate section.
Copyright IBM Corp. 2000
1
Table 1. CPC and CF Sizing and Configuration in Parallel Sysplex Roadmap
You want
to
configure:
If you are especially interested in: Then refer to:
CPCs and CPs in Parallel Sysplex
How do I choose CPC and CF
technology?
1.2, “CPC and CF Technology” on page 6
Deciding between the CPC options
What do I have today?
What about the functional and
performance differences between
CPC options?
What are the growth options?
1.2.2, “Deciding between the CPC Options” on
page 6
How do I calculate the total CPC
capacity required?
1.3, “CPC Capacity” on page 15
How do I calculate the additional
capacity required?
1.3.2, “Calculate Additional Capacity for Data
Sharing” on page 16
What is the impact of logical
partitioning on total capacity required?
1.3.3, “Logical Partitioning (LPAR) Impact on
Sizing” on page 21
How much CPC storage is required in
Parallel Sysplex?
1.3.4, “Sizing the CPC Storage for Parallel Sysplex”
on page 21
Are the number of I/Os influenced by
Parallel Sysplex?
1.3.5, “Impact of Parallel Sysplex on the Number of
I/Os” on page 26
How much CF resource is needed? 1.4, CF CP Capacity” on page 26
What types of CFs exist?
Do I need one or more CFs?
1.4.1, CF Topology Considerations” on page 27
Which products exploit the CF? 1.4.2.1, CF Exploiters” on page 31
Should I use shared or dedicated PUs
for the CF?
1.4.2.3, “Shared or Dedicated CPs for CFs” on
page 34
How much PU utilization is expected in
a CF?
1.4.2.5, “Target CF Utilization” on page 38
What CF link configuration do I need? 1.5, CF Links” on page 43
How much storage utilization is
expected in a CF?
1.6, CF Storage” on page 47
2
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