Sistemas Sysplex

Héctor Hernández Cárdenas rogomez@itesm mxrogomez@itesm.mx

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Aclaración

• Los slides presentres representan una guía de laLos slides presentres representan una guía de la plática dada pro el Ing. Héctor Hernández Cárdenas.Cá de as.

• El libro donde se encuentra toda la información, y de donde se obtuvieron las figuras es:y de donde se obtuvieron las figuras es:– ABCs of z/OS System Programming Volume 5

(Parallel Sysplex)(Parallel Sysplex)• http://www.redbooks.ibm.com/abstracts/sg246985.html?

Open

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Objetivo sistemas Sysplex

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Balanceo carga sistema sysplex

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Software Sysplex

• System softwareSystem software• Networking software

D t t ft• Data management software• Transaction management software• Systems management software

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Sysplex Timer

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Server Timer Protocol (STP)

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Message time ordering

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Coupling Facility

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Coupling facility LPARs and CFCC codeCFCC code

• Standalone coupling facilityStandalone coupling facility• Internal coupling facility (ICF)

C li f ilit fi ti ti• Coupling facility configuration options• CF storage• CF control code level (CFLEVEL)

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Coupling facility links

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Sysplex Overview

• Cross-system coupling facility (XCF)S l l d t t• Sysplex couple data sets

• Sysplex configurations– Base sysplexy p– Parallel Sysplex

• XCF and XES• Sysplex couple data setsSysplex couple data sets• Coupling facility structures• PARMLIB members requirements• IEASYSxxIEASYSxx• CLOCKxx• COUPLExx

M lti t l

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• Multisystem consoles• Sysplex related z/OS commands

Cross-system coupling facility(XCF)(XCF)

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Cross System Coupling Facility

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XCF Application, member and groupgroup

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XCF using coupling facility list structuresstructures

• Simplified systems managementp y g• Channel constraint relief• Improved performancep oved pe o a ce

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CF vs CTC Performance comparison

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XCF exploiters

• Enhanced console Support • RACF sysplex• Global resource serialization

(GRS)communication

• RMF sysplex data server• JES2• JES3

• Dump analysis and elimination (DAE)

• Tivoli Workload Schedulerfor z/OS

• CICS multi region option(MRO)

• PDSE sharing• APPC/MVS

• Workload Manager goalmode

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• TSO broadcast• Others....

SMS, RMF, SMS y SYSLOG

• SMSSMS– System Management Facility

• RMF• RMF– Resource Management Facility

SMS• SMS– Storage Management System

• Sysylog– Bitácoras

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Sysplex couple data sets

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Programa a invocar para definición de archivosdefinición de archivos

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Coupling facilities structures

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System-managed duplexing

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Parallel Sysplex availability

• ARM: Automatic Recovery Management• SFM: Sysplex Failure Management

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CF configuration examples

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Parallel Sysplex exploiters

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Definiendo Parallel Sysplexdentro del Sistema Operativodentro del Sistema Operativo

• Following parmlib members contain sysplex parameters:– IEASYSxx - CLOCKxx - GRSCNFxx - GRSRNLxx -

CONSOLxx - SMFPRDxx - COUPLExx

• Tools and Wizards for Parallel Sysplex customization• Tools and Wizards for Parallel Sysplex customization– z/OS Parallel Sysplex Customization Wizard– Coupling Facility Structure Sizer ToolCoupling Facility Structure Sizer Tool– IBM Health Checker for z/OS and Sysplex

• IBM z/OS V1Rx and Software Products DVD Collection– Order number SK3T-4271

• IBM Redbooks

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– ibm.com/redbooks

Comandos dentro del ambiente

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Salida comando display CF

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Roles mainframe

• OperaciónOperación• System Programmer

D ll d• Desarrolladores• Seguridad

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GDPS

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