Resolving z/OS System Problems 1.8

Duration

5 hours

Overview

Audience

Senior operators and technical support personnel who require knowledge to identify and solve z/OS system. problems.

Prerequisites

Completion of the Identifying z/OS System Problems course.

Objectives

After completing this course, the student will be able to identify:
• How to terminate failed tasks, users, batch jobs, and catalog requests
• How to restart the system

Course Content

Terminating Tasks

Using the CANCEL Command
Ending CAS Requests

Using the FORCE Command

FORCE Command Procedure and Syntax
Using the FORCE Command

Restarting the System

Recognizing When to Use a PSW Restart
Invoking a PSW Restart

Additional Problem Handling Techniques

Using Logs and Messages
Changing a Job's Service Class
Changing the Maximum Number of Concurrent TSO Users
Varying I/O Devices Online and Offline

Handling Command Flooding

Command Classes
Formats and Purposes of the CMDS Command
Using the CMDS Command

Resolving z/OS System Problems Mastery Test