MVS TRAINING, Inc. z/OS, Assembler, COBOL, JCL, REXX, ISPF, CICS, DB2, ISPF/JCL

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z/OS Performance and Tuning
3 Days

This course provides the fundamentals of performance management for systems programmers and performance analysts. Specific topics will focus on the basics of performance management, resources components that are affected, and the workload manager definitions that will be used to assign resources according to priorities. In addition, exercises related to problem diagnosis and tuning adjustments will be used to illustrate the effects of various decisions.

AUDIENCE

Systems programmers and performance analysts that need a better understanding of performance management, performance metrics, and the means for defining resource distribution using Workload Manager (WLM)

SESSION CONTENT

Performance Management Overview

Define elements of performance tuning
Examine basic queuing models
Interpret results of queuing theory models

System Components of Tuning: Processor

Evaluate processor power ratings
Examine key processor metrics
Review data gathering methods for processor metrics

System Components of Tuning: Memory

Review paging/swapping mechanism
Examine real, expanded, and auxiliary storage metrics
Review data gathering methods for storage metrics

System Components of Tuning: I/O

Review I/O subsystem components
Examine I/O metrics
Review data gathering methods for I/O metrics

Workload Characterization

Review processes for grouping comparable workloads
Establishing workload objectives

Managing System Resources

Examine Workload Manager (WLM) definitions
Examination of WLM processes
Review WLM results

Monitoring and Tuning Systems

Diagnose various performance problems
Examine tracking mechanisms available through RMF
Review performance reporting and data interpretation

Prerequisites: None.

We can cover any and all topics—topics can be added or deleted per Client’s needs
WORKSTATIONS ARE NEEDED FOR THIS SESSION.