Tag Archives: system z

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

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

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IT Security Audits for IBM zOS Systems from Top Secret Perspective

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

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zSecure Installation and Operation

zSecure is a suite of security products to improve management of System z security environment. zSecure Admin and zSecure Visual components are the ones I installed and reconfigured recently. zSecure Admin lets security administrator perform more productive and zSecure Visual … Continue reading

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SMP/E HOLDERROR Processing in IBM System z Software Management

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

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Automatic Deletion of TS (Temporary Storage) Queues for CICS TS v4.2

CICS TS (Customer Information Control System Transaction Server) is IBM’s general purpose TP (Transaction Processing) monitor, application server and a middleware for system z servers. During its regular operation, CICS utilizes TS queues for temporary storage requirements together with other … Continue reading

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