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Recently Published
Arcati 2026 | Platform Currency & Technical Posture
How is mainframe usage changing — and what does that tell us? Across the 2026 survey, respondents report moderate growth or stable mainframe usage, with a smaller group indicating declines. Several forward-looking questions were introduced in 2025 to enhance...
Arcati 2026 | Platform Scale, Capacity, and Trajectory
Maintaining and Modernizing Core Mainframe Platforms Continuing with questions introduced in 2025, the 2026 survey indicates that organizations deliberately maintain platform currency. Most respondents report operating on current or near-current versions of z/OS;...
Mainframe Innovations, Career Webinar, a New APAC Partnership, and more
Hitachi Vantara and BMC Transform Mainframe Innovation Hitachi Vantara, the data storage, infrastructure, and hybrid cloud management subsidiary of Hitachi, Ltd., has announced a strategic alliance with BMC Software that aims to drive innovation and optimization...
Zowe: History & Significance Trivia
Earlier in February, Planet Mainframe had the opportunity to sit down with Elliot Jalley, Product Manager at Broadcom’s R&D Center in Prague, to discuss Zowe’s pivotal role in mainframe modernization. Zowe is a groundbreaking initiative that enhances...
Guide to SHARE Washington DC
If you are attending the SHARE conference this week, we hope you have enjoyed it and that our blog posts have been a little help in finding interesting and relevant sessions. It is hard to believe that we are already discussing the sessions for the last day of...
Sustainable IT and the Role of Mainframes in a Greener Future
In an era where environmental consciousness is not just a corporate social responsibility but a business imperative, sustainable IT is in the solar-powered spotlight. As companies seek to reduce their carbon footprints, the efficiency and longevity of IT...
Just Released – Latest Cheryl Watson’s Tuning Letter
Hello from me, Mark Wilson, the incoming Editor and Producer for Cheryl Watson’s Tuning Letter. We’re proud to release the latest issue, 2024 No.4, on the publication’s website. If you’re not a subscriber yet, consider this your nudge. You can...
Don’t Miss This at SHARE DC, from expert Frank Kyne
The 2025 Winter SHARE conference will be held in the Gaylord National Resort and Convention Center, starting Sunday, February 23. This is a 4-day conference, with the last day (Thursday) being a full day. If you are attending, check out the...
Performance & Tuning Month
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Upcoming Events
Events
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Virtual IMS User Group | All about SMP-E (System Modification Program-Extended)— It’s SiMPlified!!!
Zoom - Virtual MeetingAll about SMP/E (System Modification Program/Extended) — It's SiMPlified!!! SMP/E (System Modification Program/Extended) is the foundation of software maintenance and update management within the z/OS ecosystem. This session provides a […]
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Accelerating Mainframe Efficiency: Development and Testing Webinar
Zoom - Virtual MeetingUnlock the power of instantly available mainframe resources to revolutionize mainframe delivery. The third session in the PopUp Persona Webinar series reveals how application developers, software engineers, and QA teams […]
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Virtual IMS User Group | Data Gravity and IBM Z: Bringing Processing to the Data
Zoom - Virtual MeetingAs data volumes grow, they naturally attract applications, services, and processing toward them—a concept commonly referred to as data gravity. In hybrid cloud environments, understanding data gravity has become increasingly […]
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Virtual CICS User Group | Latest Update on Security in CICS TS 6.3: The Journey to Zero Trust
Zoom - Virtual MeetingCICS has been advocating zero trust principles and introducing security-focused enhancements since CICS TS 6.1. This session will explore the latest security capabilities available in CICS TS 6.3 and how […]
A Decade in Purple Chucks: Celebrating Planet Mainframe
When a group of mainframers started a part-time mainframe blog 10 years ago, they never imagined it would become a leading website for mainframe industry news. For over a decade, we’ve shared ideas, explored new innovations, and highlighted the people shaping the...
Join Planet Mainframe at SHARE Cleveland for Trivia, Prizes, and More
Next week, SHARE is taking over Cleveland, Ohio, and we’re bringing the party to Booth #612! If you’re going to be there, here’s what we’ve got planned: Look for these friendly faces: Amanda Hendley, Mark Wilson, and Penney Berryman Celebrating the 2025 Influential...
TRIVIA – Mainframes and Their Rivals
For decades, mainframes have stood quietly at the heart of global enterprise computing, but they haven’t been without competition. From the rise of minicomputers to the spread of UNIX systems and the open-source movement, each wave of innovation has challenged the...
Industry-Wide Security Event, Accelerate Mainframe Migrations, and more
IBM Announces z/OS 3.2 to Power AI-Driven, Secure Hybrid Cloud Workloads Vertali APAC brings MainTegrity® CSF to Australia Industry-Wide Security Event: Vanguard Security & Compliance 2025 Kyndryl Launches New AI-Powered Services to Accelerate Mainframe Migration...
Mainframes in Pop Culture
We’re in the long, hot days of summer here in the Northern Hemisphere, and while many of us may not be on summer holidays, our Planet Mainframe Trivia Quiz is going to venture into new territory - mainframes in pop culture! Mainframes may be known for their...
IBM Power11, SHARE Cleveland Technical Agenda, and more
IBM Introduces Power11: Purpose-Built Infrastructure for the AI Era A cornerstone of IBM’s AI strategy is building the infrastructure to support it. This month, IBM introduced IBM Power11, the latest generation of IBM Power® servers, built for the era of AI,...