ABCs of z/OS System Programming

✍ Scribed by Paul Rogers, Alvaro Salla

• Publisher: IBM Corporation
• Year: 2010
• Tongue: English
• Leaves: 200
• Category: Library

✦ Table of Contents

Go to the current abstract on ibm.com/redbooks http://www.redbooks.ibm.com/abstracts/sg247621.html?Open&pdfbookmarkFront cover
Contents
Notices
Trademarks
Preface
The team who wrote this book
Become a published author
Comments welcome
Chapter 1. Workload Manager
1.1 Workload management
1.2 WLM traffic analogy
1.3 Workload management environment
1.4 Service definition
1.5 WLM service definition constructs
1.6 Workloads, service policies, and service classes
1.7 Workloads
1.8 Service classes
1.9 Service class goals
1.10 Service classes in workloads
1.11 WLM types of goals
1.12 Service units
1.13 Execution velocity - discretionary goals
1.14 Discretionary goals
1.15 Assigning service classes
1.16 Work qualifiers
1.17 Service classes
1.18 Service class period
1.19 Subsystems supported by WLM
Chapter 2. WLM ISPF application
2.1 ISPF administrative application
2.2 Defining a service definition
2.3 Service policy override
2.4 Creating a service definition
2.5 Creating a service policy (1)
2.6 Creating a service policy (2)
2.7 Creating a service policy (3)
2.8 New service policy
2.9 Creating a workload
2.10 Defining service class goals
2.11 Creating a service class (1)
2.12 Creating a service class (2)
2.13 System-provided service classes
2.14 Address space dispatch priority
2.15 Subsystem list for classification rules
2.16 Classification qualifiers to classify work
2.17 Classification group qualifiers
2.18 External properties for WebSphere transactions
2.19 Create classification rules for WebSphere
2.20 Classification rules for CICS
Chapter 3. WLM goal management
3.1 WLM additional functions
3.2 WLM functions (1)
3.3 WLM functions (2)
3.4 WLM performance behavior
3.5 Sampling transaction WLM states
3.6 Performance Index
3.7 Sysplex PI and local PI
3.8 PI calculation - average response time goal
3.9 PI calculation - execution velocity goal
3.10 Percentile response time - PI calculation
3.11 PI calculation - discretionary goals
3.12 WLM policy adjustment routine
3.13 WLM system-provided special service classes
3.14 Dispatching priorities assignment
3.15 CPU management
3.16 Reasons for CPU delays
3.17 CPU Critical option
3.18 CPU Critical and resource groups
3.19 Storage Critical option
3.20 Storage Critical in action
3.21 I/O management
3.22 I/O priority management
3.23 Parallel Access Volume
3.24 WLM dynamic alias PAV management
3.25 HyperPAV
3.26 Intelligent Resource Director
3.27 Moving resources through IRD
3.28 LPAR cluster
3.29 RMF LPAR cluster report
3.30 Managing CICS and IMS/DC WLM goals
3.31 CICS/IMS address space server topology
3.32 CICS transaction type of goal
Chapter 4. WLM miscellaneous functions
4.1 Scheduling environment
4.2 Scheduling environment implementation
4.3 Dynamic workload balancing
4.4 WLM load balancing algorithms
4.5 Dynamic workload routing support
4.6 WLM dynamic load balancing exploiters
4.7 WLM server address space management
4.8 Application environment
4.9 Dynamic application environment
4.10 WebSphere and WLM
4.11 WLM-managed initiators (1)
4.12 WLM-managed initiators (2)
4.13 z/OS UNIX performance overview
4.14 WLM in goal mode
4.15 Capping and WLM
4.16 Resource group capping
4.17 WLM resource groups
4.18 Resource group - type 2
4.19 Resource group - type 3
4.20 Soft capping
4.21 Group capacity capping
4.22 WLM discretionary work capping
4.23 WLM z10 EC capacity provisioning
4.24 Capacity provisioning domain
4.25 Capacity provisioning policy
4.26 WLM buffer pool management
4.27 WLM buffer pool size management
4.28 WLM interfaces
4.29 WLM console commands (1)
4.30 WLM console commands (2)
4.31 Other WLM-related console commands
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