CICS/TS Architecture Part 2 - Structure & Flow

What you will learn

On successful completion of this course you will be able to:

• describe all aspects of CICS Storage Management including solving and preventing Storage Violations
• manage Logstreams and understand Recovery Management issues
• manage and understand Temporary Storage and Transient Data expectations
• understand communication with CICS either via Terminal Control or Sockets domain
• appreciate the features delivered by Web Services and the Pipeline Manager Domain; Web and Document Handler domains and obtain a brief introduction to CICS EJB functionality.

Who Should Attend

CICS Systems Programmers.

Prerequisites

Prior attendance on the course CICS/TS Architecture Part 1 - Foundations is recommended.

Duration

5 days

Fee (per attendee)

£3675 (ex VAT)

This includes free online 24/7 access to course notes.

Hard copy course notes are available on request from rsmshop@rsm.co.uk

at £50.00 plus carriage per set.

Course Code

TSAR2

Contents

Storage Manager Domain

Storage Manager Introduction; 64-Bit Memory Management; 64-bit Common Area; 64-bit Shared Area; 64 bit Local System Area; Creating a memory object; CICS Storage Manager; CICS Memory Objects; V5.* CICS DSAs; CEMT INQ DSA; CICS GETMAIN; CICS GETMAIN64; Extent Summary; EXECKEY; TASKDATAKEY; MVS Subspaces; Transaction Isolation; IARSUBSP Subspace Macro; Subspace Creation Sequence; RSMDATA SUBSPACE; Branch in Subspace Group; Start-up Messages; Storage Manager Domain; V5.* GETMAIN64; V5.* PUT64; DSA Control Blocks; Task Subpools; Creating a 64 bit DSA subpool; Creating a 24 bit or 31 bit DSA subpool; Page Pool Area; Page Pool Extent; Page Allocation Map; CDSA example subpools; Grande Page Pool Area; Grande Page Pool Extent; Grande Page Allocation Map; DSA Page and Extent Summary; Storage Notify; Long running SM tasks; VERBX DFHPD680,'TR=1'; MVS 24 and 31bit extent management blocks; Cartesian Trees; CTN CDSA example; Subpool Control Area; Storage Element Descriptor; Grande Subpool Control Area; Grande Storage Element Descriptor; Fixed Length Subpools; Quick Cell Free Element; Grande Fixed Length Subpools; Grande Quick Cell Free Element; Task Subpool Check Zones; SM Exception trace; Storage Accounting Areas; Storage Violation Trap; SM Anchor; SM Transactions; Subspace Areas; Suspend Queue Element; DFHSM_Control_Cell_Pool; DFHGCA_Cell_Pool; DFHPPX_CELL_POOL; More Memory Objects;; CICS Internal Trace; National Language Support; DFHSMSVC Trace; VERBX DFHPD680,'SM=1'; VERBX DFHPD680,'SM=2'.

Timer Domain

Timer (TI); TIEXPIRY loop; Timer Anchor; Timer Request Element; VERBX DFHPD700,'TI=1'; VERBX DFHPD700,'TI=2'.

Interval Control

Interval Control Processing; Expiry Analysis; ICE Static Storage; Interval Control Element; VERBX DFHPD700,'ICP=2'; VERBX DFHPD700,'CSA=2'.

Log Manager Domain

Terminology; Log Stream; Log manager Concept; Coupling Facility Logs; DASD only logging; The CICS Log; Offloading; Chain Moving; Log Trimming; Activity Keypointing ; Log Manager Anchor; Journal Info AVL tree; Journal Info Header; VERBX DFHPD700,'LG=3'.

Recovery Manager

Two Phase Commit Processing; The In-Doubt Window Problem; Unit Of Work Creation; Commit / Backout Processing; Resource Owners; Backout Processing; Type of CICS startup; DFHRMUTL ; RM Anchor; RMUW Class Data; RMUW UOW Instance; RMLK Class and Instance Data; VERBX DFHPD700,'RM=3.'

CICS MQ Interface

MQ Keyword; MQ Interface; DFHMQGLB; CKQC; CKTI GETWAIT LOOP; DFHMQLOT; VERBX DFHPD700,'MQ=1'; VERBX DFHPD700,'UEH=2'; Host Module Save Area; Using R14; Finding the MQ CALL.

Transient Data

Types of TD queue; TD Queue Indoubt Attributes; TD Buffer Control blocks; TD String Control blocks; TD UOW Control blocks; TD WRITEQ Trace; DCTE; VERBX DFHPD700,'TDP=3'.

Temporary Storage

TS AP; TSMAINLIMI; TSMODE; Auxiliary Temporary Storage; Shared Temporary Storage; Temporary Storage Subpools; Temporary Storage Anchor; TS Name Anchor; DTN Collision; TS Queue Anchor; TS Aux Control Area; TS XRH; TS Aux Byte Map; TS Shared Anchor; TS Model Anchor; TS and Interval Control; TSQUEUE; VERBX DFHPD700,'TS=3'; TSM storage.

File Control

VSAM Files; EXEC CICS Read File; Control Intervals; Strings; Record Level Sharing; SMSVSAM Address Space; Coupling Facility Structures; Data Class attributes for RLS; Set Dsname; RLS related SIT parameters; RLS READINTEG Option; Shareoptions; Function Shipping Transformers; Coupling Facility Data Tables; CFDT Pool Server; CFDT Parameters; Shared Data Tables; Data Table Types; Data Spaces; CFTL Transaction; Data Spaces EOD Statistics; File Control Static; File SIT Parameters; FRAB, FLAB and FRTE; VSAM Work Area; V5.3 Verbx FCP enhancements; File related ENQs; UPAD Processing; File Control Table Entry; Dataset Name Block; Shared Data Tables Control Blocks; DT Global Area; DT_BASE; DT Space Block; DFHDT001 and 002; DFHDT003 and above; VERBX DFHPD700,'FCP=3'; VERBX DFHPD700,'DS=1,XM=1,NQ=1'.

Terminal Control

TERMINAL CONTROL; DFHZCP; DFHZDSP; Receive Any Processing; DFHZARQ; Conversational TCP Trace; Pseudo Conversation TCP Trace; TCTFX; TCTTE; TCTSE; TCTSK; AID AND TIOA; RACE, RAIA and RPL; VERBX DFHPD700,'TCP=3'.

Inter-system Domain

IS Domain; Basic IPIC Configuration Example; IPIC Waits; IPIC Transactions; IS Summary - Client side; IS Summary - Server side; HA Terminology; IS Summary - HA client side; ISA Anchor Block; ISCB IPCONN; ISSS & ISSB (Client); ISSS & ISSB (Server); ISAQ; VERBX DFHPD700,'IS=3'.