z/OS Advanced Operations

Audience

This course is for operations staff responsible for managing, monitoring and controlling the configuration of z/OS systems.

Prerequisites

Delegates attending this course should be familiar with IBM's z/OS systems. This knowledge can be obtained by attending our two day z/OS For Beginners course.

Duration

4 days. Hands on.

Course Objectives

On completion of the course delegates will be familiar with the technical set-up of z/OS systems. They will be able to understand the basic tailoring to the system at IPL time and be able to establish from PARMLIB, HCD or via operator commands, the configuration of the system.

Course Content

The IPL Process and Associated Parameters
Parmlib members covered:
· LOADxx
· NUCLSTxx
· IEASYSxx
· COMMNDxx
· IEACMD00
· CONSOLxx
IMSI with suggestions for use
Logical parmlib
CSA and SQA
· Use and size
Paging
· How many page data sets
· Placing and sizing page data sets
Console set up
Commands include:
· D IPLINFO
· D U,IPLVOL
· D SYMBOLS
· D PARMLIB
· D ASM

Programs and Virtual Storage layout
Parmlib members covered for general programs:
· MSTJCLxx
· PROGxx (LNKLSTxx IEAAPFxx)
· IEAFIXxx
· IEALPAxx
· LPALSTxx
· IEASVCxx
· IFAPRDxx
Commands for dynamic changes
· SETPROG
· SET PROG
Parmlib members covered for special programs and subsystems:
· IEFSSNxx
· SCHEDxx

JES2
Locating the JESPARM data
Reviewing the JESPARM data, especially:
· SPOOL and Checkpoint data set size, number and location
· BUFSIZE, TGSIZE and TRKCELL
JES2 display commands, including variations of:
· $D SPL
JES2 commands for reconfiguring the checkpoint data set use of CF for checkpoint

Data in Memory
Use of Coupling Facility
Use of Virtual Storage
Parmlib members covered for LLA and VLF:
· CSVLLAxx
· COFVLFxx

SMF
Overview of SMF
· Description of important SMF record types
· The SMF Header
Parmlib members covered for SMF:
· SMFPRMxx

General System Recovery, Diagnostic Facilities
Recovery flow
· system recovery
· task recovery
User dumps, system dumps, DAE
· ADYSETxx
· User dump tailoring
· System Dump Data Sets
· Devices and Related Parameters
Parmlib members covered:
· VATLSTxx
· CONFIGxx
· IECIOSxx
· ALLOCxx
· DEVSUPxx
· IGDSMSxx
Device information and HCD
· PAV
· The role of the Workload Manager in PAV
Configuration and device display commands
· D M
· D CONFIG=xx

Channels: ESCON, FICON CF links and OSA
Comparison of channel types
Terminology – ESCON/FICON
Cabling rules –cascading configurations
ESCON Directors
HCD and ESCON/FICON
ESCON manager
OSA connections