z/OS Archives

Cheryl Watson’s Tuning Letter Delivers z/OS Tuning, Hardware Picks, and Performance Tips

We are delighted to announce that Cheryl Watson’s Tuning Letter 2025 No.2 is now available. If you haven’t already subscribed,…

API CICS IBM zSystems Modernization z/OS

Modernizing CICS APIs with z/OS Connect: Fast, Simple, and Code-Light

Penney Berryman

Mainframe teams need faster, easier ways to modernize COBOL applications. With IBM z/OS Connect 3.0.88, exposing CICS services as REST…

Authentication RACF TN3270 z/OS

Part 2: My experience with IBM MFA on z/OS

Afroz Alam

After publishing “Strengthening Enterprise Security with IBM Multi-Factor Authentication,” I’m excited to share part two: my hands-on experience implementing and…

AIOps podcast z/OS

AIOps Corner podcast series engages in the art of the possible for your AIOps journey

Joe Winchester

The AIOps Corner podcast series provides a venue for advocates of AIOps on IBM Z solutions to share their success…

Cheryl Watson's Tuning Letter Mainframe z/OS

Impartial z/OS and MVS tuning and measurement advice: Cheryl Watson’s Tuning Letter is live

Mark Wilson

If you work with mainframes, keep reading and catch the latest from Cheryl Watson’s Tuning Letter. The quarterly Tuning Letter…

IBM Mainframe News z/OS

It’s Here: IBM Introduces z17 Mainframe with Integrated AI Capabilities

Sonja Soderlund

On April 8, 2025, after much public anticipation, IBM announced the launch of its next-generation mainframe, the IBM z17, designed…

z/OS

Not a Legacy but a Legend

Penney Berryman

If you’re looking for a staunch defender of the mainframe and its role in the global economy, look no further…

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DB2 Enterprise IT IT Services Relational Databases

Cheryl Watson’s Tuning Letter Delivers z/OS Tuning, Hardware Picks, and Performance Tips

Modernizing CICS APIs with z/OS Connect: Fast, Simple, and Code-Light

Part 2: My experience with IBM MFA on z/OS

AIOps Corner podcast series engages in the art of the possible for your AIOps journey

Impartial z/OS and MVS tuning and measurement advice: Cheryl Watson’s Tuning Letter is live

It’s Here: IBM Introduces z17 Mainframe with Integrated AI Capabilities

Not a Legacy but a Legend

Caching Query Results with QuickSelect Improves Db2 z/OS Workload Performance

Do You Even Need a Mainframe ISV?

The Next-Gen AIOps Doctor Is In: Diagnosing Mainframe Issues Quickly and Intelligently

Optimizing Hybrid IT for Competitive and Environmental Advantage

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When to Use Db2 and When to Consider Alternatives

Cheryl Watson’s Tuning Letter Delivers z/OS Tuning, Hardware Picks, and Performance Tips

Industry-Wide Security Event, Accelerate Mainframe Migrations, and more

July 2025 CICS Highlights: AI, APIs, and the Rise of Modern Mainframe

Category: z/OS

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