Tag Archives: z series

Global Resource Serialization for zOS – To Serialize or Not To Serialize

Posted on 08 December 2016 by ismet

Summary This Article summarizes concepts of GRS in IBM zOS mainframe systems explaining how data sharing is performed in a multi-system environment. It also illustrates design specifications of related products. Finally operational aspects for different topologies are described. Introduction As … Continue reading →

Posted in IBM zEnterprise Servers | Tagged access, adapter, associates, authority, availability, base, CA, CF, channel, cluster, complex, computer, coupling, CTCA, DASD, DASDONLY, deadlock, DEQ, dequeue, ENQ, enqueue, exclusive, facility, FICON, global, GRS, IBM, image, job, mainframe, member, message, MIM, MIMPLEX, multi, multiprocessing, multitasking, multiuser, parallel, process, program, qname, queue, release, reserve, resource, ring, rname, RNL, RSA, serialization, serialize, shared, single, star, structure, SYSPLEX, system, system z, task, topology, transaction, unit of work, user, z series, z system, zOS, zSeries | Leave a comment

IT Security Audits for IBM zOS Systems from Top Secret Perspective

Posted on 11 February 2014 by ismet

An information technology security audit is a manual or systematic measurable technical assessment of an information system. Manual assessments include interviewing staff, performing security vulnerability scans, reviewing application and operating system access controls, and analyzing physical access to the systems. … Continue reading →

Posted in IBM zEnterprise Servers, Risk Management | Tagged ACID, apf, APPC, audit, batch, CA, CAAT, CICS, Computer Associates, EAL5, ftp, IBM, IEHINITT IEFBR14, IEHPROGM, IT security, jcl, jes, jes2, job, LPAR, mainframe, MQ, MSCA, omvs, PPT, PROCLIB, racf, SCA, sna, SPZAP, STC, system z, TCP, top secret, TSO, tss, TSSAUDIT, TSSCHART, TSSTRACK, TSSUTIL, VCA, WHOHAS, WHOOWNS, z series, ZCA, zOS | Leave a comment

SMP/E HOLDERROR Processing in IBM System z Software Management

Posted on 10 April 2013 by ismet

Recent discussions with some colleagues showed me that this is an area which requires some clarification. SMP/E (System Management Program/Extended) is the tool for performing maintenance on z/OS systems and System z components like DB/2, CICS, WAS etc. Program products … Continue reading →

Posted in IBM zEnterprise Servers | Tagged apply, bypass, check, CICS, db/2, fmid, hold, holddata, holderror, holdsystem, ptf, put, rsu, smp, smpe, system z, WAS, z series, zOS | Leave a comment

Tag Archives: z series

Global Resource Serialization for zOS – To Serialize or Not To Serialize

IT Security Audits for IBM zOS Systems from Top Secret Perspective

SMP/E HOLDERROR Processing in IBM System z Software Management

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