Interskill Mainframe Training Newsletter - June ´18
Interskill Mainframe Training Newsletter - April ´17
Interskill Mainframe Training Newsletter - August ´16
Past Issues

Mainframe Links
Mainframe Facts - Did you know?


More facts...

Course Catalog » z/OS Curriculum » z/OS 2.1 Series

Resolving z/OS System Problems 2.1

5 hours



The Resolving z/OS System Problems course describes the processes and commands required to resolve common z/OS system problems. It also describes when cancel and force commands should be used and how to handle command flooding.


Senior operators and technical support personnel.


Successful completion of Datatrain's Identifying z/OS System Problems course.


After completing this course the student should be able to:

  • Terminate failed tasks, users, batch jobs, and catalog requests
  • 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 the Maximum Number of Concurrent TSO Users

Varying I/O Devices Online and Offline

Using the Auto-Reply Function

Handling Command Flooding

Command Classes

Formats and Purposes of the CMDS Command

Using the CMDS Command

Resolving z/OS System Problems Mastery Test

Course Catalog » z/OS Curriculum » z/OS 2.1 Series
  © All rights reserved. Interskill Learning Pty Ltd.
  HomeAbout UsProductsDemonstrationCourse CatalogContact UsSite Map
      Interskill IBM