CICS TS 3.1 Structure & Logic

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Course Overview

Suitable for the BCS Mainframe Technology professional Exams for level 3 Consultant (CICS)

• Audience

  System programmers and technical support staff responsible for supporting a CICS system.

• CICS application programmers who are responsible for reading their own CICS dumps would also benefit.

• Prerequisites

  Systems Programmers with at least six months CICS experience and a basic knowledge of CICS Internals.

• Application Programmers with a minimum of nine months CICS programming experience.

Skills Gained

• Describe the internal structure of CICS/TS, including the domain structure.
• Explain how failures are internally handled and how the user can participate in ABEND processing.
• Present the control blocks and internal logic.
• Transaction dumps and system dumps are used as examples.
• IPCS is also reviewed so that students become familiar with this product.

Course Outline

Architecture

• Domain Architecture
• Kernel Linkage
• Common Format Parameter Lists
• Common Format Modules
• Kernel Domain Repository

The Kernel (KE) Domain

• Key Functions
• Important Structures
• Summary Dump Information

The Dispatcher (DS) Domain

• Key Functions
• Important Structures
• Summary Dump Information

The Trace (TR) Domain

• Where
• What
• Controls
• Overheads

The Application (AP) Domain

• Important Structures
• Detailed Dump Information
• File Control (FC)
• Interval Control (IC)
• Terminal Control (TC)
• Transient Data (TD)

The Program Manager (PG) Domain

• Key Functions
• Important Structures
• Summary Dump Information

The Transaction Manager (XM) Domain

• Key Functions
• Important Structures
• Summary Dump Information

The Storage Manager (SM) Domain

• Key Functions
• Important Structures
• Summary Dump Information
• Detailed Dump Information

The Loader (LD) Domain

• Key Functions
• Important Structures
• Summary Dump Information

The Message (ME) & Dump (DU) Domains

• Formats
• Relationship
• Dump Tables

The Logger (LG) & Recovery Manager (RM) Domains

• Key Functions
• Relationship
• Important Structures

Temporary Storage Domain (TS)

• Key Functions
• Important Structures
• Summary Dump Information

The Enqueue Manager (NQ) Domain

• Key Functions
• Important Structures
• Summary Dump Information

The Web-Related Domains

• Document Handler (DH)
• Enterprise Java Beans (EJ)
• Internet Inter-ORB Protocol (II)
• IP ECI (IE)
• Object Transaction Services (OT)
• Partner (PT)
• Request Streams (RZ)
• Scalable Java (SJ)
• Sockets (SO)
• Web Interface (WB)

Business Transaction Manager Domains

• Event Manager (EM)
• Scheduler (SH)

Miscellaneous Domains

• Debugging Profile (DP)
• Directory Manager (DD)
• Domain Manager (DM)
• External Security Interface (XS)
• Local & Global Catalogues (LC & GC)
• Lock Manager (LM)
• Monitor (MN)
• Parameter Manager (PA)
• RRS Interface (RX)
• Statistics (ST)
• Timer (TI)
• User (US)

Formatting

• Dumps Use of IPCS for formatting system dumps is illustrated.
• Use of the offline transaction dump utility is discussed.

CICS TS 3.1 Structure & Logic / CDE (CDEGB)