The Art and Science of Performance: Firmware, History and More
October 18, 2017
Performance tuning is the greatest art in computer management. How to get peak performance out of your existing AIX systems. Part 1 of 4.
ArticlesUse z/OS Resources and Tools for Data Protection
October 2, 2017
The IBM z/OS* platform, with its unmatched reliability, availability and serviceability, outstanding I/O bandwidth and secure environment, provides an excellent platform for data protection. This is especially true if that client data already is on the mainframe, as the features of this hardware and software platform promote reliable and scalable data protection. If your organization […]
ArticlesFuture of Testing
September 25, 2017
This is the last post in this series on enterprise testing. The focus has been on both system and application programmers in an enterprise systems setting. The first post described enterprise testing and explained the many challenges that programmers experienced 40 years ago in deploying defect free software. The next two posts discussed system programmers […]
ArticlesPromoting IBM i—TCO, TCA, Reliability and Strategy
September 20, 2017
How to promote the value of IBM i through TCO, TCA, reliability and strategy.
ArticlesEvil Twins: 10 Network Tunables Every Admin Must Understand
September 20, 2017
Setting network tunables incorrectly on AIX systems is a very common problem. Nearly every tunable, be it CPU, memory, networking or storage, affects others to some degree.
Focus on Application Testing
September 18, 2017
This is the third post in this series on system and application testing on enterprise systems. In this post, I discuss the daunting job of being a mainframe application programmer and how he or she goes about testing. The testing scope can cover everything from deployment of a new release of ISV software to a […]
ArticlesSystem Programmers and System Testing Challenges
September 11, 2017
What is the role of a mainframe system programmer, and how do they go about testing and covering everything from a major OS release to a specific software product?
ArticlesMonitoring and Administration Needed for CICS Effectiveness
September 1, 2017
This article focuses on CICS performance across all platforms. On the mainframe CICS is known as CICS Transaction Server (TS), but on other platforms the product is named TXSeries, and for special functions, CICS Transaction Gateway. All products are developed and supported by CICS development, and are designed to interact with each other via facilities […]
ArticlesIBM Uses Low-Cost Sensors to Help Address Climate Change Issues
September 1, 2017
Natural gas is considered by many to be a cleaner energy source. The downside to natural gas is the methane that is a primary component. If it leaks into the air—estimates suggest approximately 1-2 percent leakage is common at production sites—it absorbs the sun’s heat and warms the Earth’s atmosphere. Methane is estimated to be […]
ArticlesCICS Tools Identify Performance Issues
August 1, 2017
This article focuses on CICS performance. On the mainframe CICS is known as CICS Transaction Server (TS), but on other platforms the product is named TXSeries, and for special functions, CICS Transaction Gateway. All products are developed and supported by CICS development, and are designed to interact with each other via facilities such as CICS […]