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Recently Published
Runtime Fees: The Hidden Tax in Your Tech Stack
In COBOL environments, runtime-based licensing imposes recurring costs each time an application is executed—costs that persist well beyond the initial compiler purchase. While initially tolerable in controlled, limited use environments, runtime-based licensing fees...
Impartial z/OS and MVS tuning and measurement advice: Cheryl Watson’s Tuning Letter is live
If you work with mainframes, keep reading and catch the latest from Cheryl Watson’s Tuning Letter. The quarterly Tuning Letter offers comprehensive, practical, and impartial z/OS and MVS tuning and measurement advice. We deliver the insights you need in an...
Diving into the Depths of Data: Announcing Db2 Month
IBM Db2 is 40 years old this year. In celebration, I want to welcome you to a month-long journey that will explore the ins and outs of Db2! This month, we will feature a multi-part original series from Craig Mullins, hear from the next generation of Db2 experts, and...
The problem of orphaned data
Mainframes are renowned for their ability to store large amounts of data and being able to access that data. IMS, for example, has, for many years, been able to store huge amounts of data and access the records in that data very quickly. It’s what made IMS so popular...
Recap from Empowering CICS Performance Analysis with Advanced Tools
Recently, the Virtual CICS User Group hosted Ezriel Gross, a Principal Solutions Advisor at Rocket Software, specializing in IBM CICS tools. With a wealth of experience as a gold consultant and IBM champion, Gross co-architected the C\Prof product, a revolutionary...
Eastern Illinois University—a Renewed Hotbed for Mainframe Education
Bridging the Gap Pundits have been ringing mainframe technology’s death knell since the early 1990’s, but industry needs for information security and big data computing power have kept mainframes very much alive. Mainframes continue to be the workhorse for...
Modernization in the News
IBM z/OS upgrade will deliver mainframe AI services and support IBM has revealed further details about its imminent launch of a major z/OS upgrade, which will feature an infusion of AI. The operating system upgrade introduces AI support via a feature package called...
Operational Resilience Driven by AIOps and Automation
In today’s hyper-connected world, we expect apps to work flawlessly, ALWAYS be available, and respond in seconds. Behind the scenes of all these digital apps is exponential growth of data, transactions, and complexity. Traditional reactive approaches to managing apps...
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Upcoming Events
Events
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Essential z/OS Performance Tuning Workshop – Registration Deadline: March 16, 2026.
The 4-day z/OS Performance Tuning Essentials Workshop introduces the foundational terminology, metrics, and practices necessary to measure, understand, and improve z/OS system performance. Participants will gain a comprehensive understanding of […]
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You’ve never mainframed like this : Navigating the BMC AMI DevX Platform to Understand Code Faster Using AI
FeaturedVirtual MeetingMarch 31 | 2:30 PM(UTC+11:00) Sydney REGISTER Mainframe development is evolving - and you deserve tools that empower you, not hold you back. Join us for a technical workshop and […]
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Virtual IMS User Group | April 14, 2026
Zoom - Virtual Meeting -
European Mainframe Technical Exchange – Prague – April 21-23
Prague, Czech Republic Prague, Czech RepublicRegistration is open for the 2026 European Broadcom Mainframe Technical Exchange! This year’s event will take place in Prague, Czech Republic, from April 21 - 23. Register today to reserve […]
Free
Mainframes remain crucial to infrastructure, Big Data announcements and more
The 2024 ISG Provider Lens™ Mainframes — Services and Solutions report for the U.S. Public Sector The U.S. public sector continues to rely heavily on its mainframes, and a new report looks specifically at what this crucial sector is doing to keep the technology...
Twentieth-Century Mainframe Icon—Fred Brooks
At Planet Mainframe, we’ve been marking the 60th anniversary of the mainframe by celebrating the lives of influential mainframes of the past and present. This week, we’re turning our attention to a twentieth-century mainframe icon—Fred Brooks. Brooks was a luminary in...
Mainframe News – Acquisitions and Federal Appeals
Rocket Software Closes Acquisition of OpenText’s Application Modernization and Connectivity Business Rocket Software has successfully finalized the acquisition of OpenText's Application Modernization and Connectivity (AMC) business, formerly part of Micro Focus. The...
Most Influential Mainframers Trivia
At Planet Mainframe, we’ve been celebrating the careers of mainframe influencers—the people that raise the bar, push the envelope, break new ground. Whatever metaphor you want to use, these are the people who aren’t afraid to make things a bit uncomfortable in order...
Mainframes prove a new level of resilience and more
Mainframes Survive 4.8 Magnitude Eastcoast Earthquake A magnitude 4.8 earthquake struck the Northeast on Friday, April 5, rattling the East Coast from Maine down to Virginia. But while people may have been feeling shaken, the mainframes of Poughkeepsie were just fine....
Early Years of the Mainframe
The mainframe is often considered the backbone of enterprise computing—and it has a rich history that is intertwined with pioneering individuals who shaped its development. This month at Planet Mainframe, to mark the 60th anniversary of the mainframe, we’re...