Performance & Tuning Month
The General Ledger, the Mainframe, and the Programmer Who’s Taking Up Golf
Why Finance and Mainframe Teams Need to Stop Talking About Cost Savings and Start Talking About Business ValueThere is an old accounting joke: An accountant is someone who solves a problem you didn't know you had in a way you don't understand. For decades, many...
ROI, Business Case and Tuning for Value Trivia: Round One
For July’s Planet Mainframe Trivia Quizzes, we're exploring the fundamentals of measuring value and making informed technology decisions. Whether the investment involves modernizing a mainframe environment, optimizing workloads, or deploying new enterprise...
Webinar: Accelerating Mainframe Efficiency for SysProgs and DBAs
Mainframe modernization is often discussed in broad strategic terms, but for the teams responsible for keeping core systems running, the challenge is much more practical: How do you make change faster, safer, and more repeatable without disrupting critical...
Tuning for Business Value, Not Cost: Building a Better Business Case for Mainframe Modernization
Modernization can deliver tremendous business value. But cost savings only materialize when organizations understand how mainframe economics really work. Organizations often launch mainframe modernization initiatives with a clear objective: reduce costs by moving...
Understanding CICS Performance: How SMF 110 Turns Symptoms Into Evidence
How monitoring and statistics data turn performance symptoms into evidence When something slows down in a CICS environment, the conversation often starts with a phrase every systems programmer (sysprog) has heard before: "CICS feels stuck." The problem with that...
Exploring the Latest Cheryl Watson’s Tuning Letter: Practical Guidance for Modern Mainframe Shops
What happens when an IMS logger fills up in production? How do you prepare for z/OS 3.2? Is Coupling Facility encryption worth the effort? And what does AI really mean for the future of the mainframe workforce? The latest issue of Cheryl Watson’s Tuning Letter tackles...
z/OS UNIX Tuning: What New USS Practitioners Should Know
This article offers a practical USS tuning primer for new mainframers, developers moving into z/OS UNIX, and technical leaders who need to understand the basics before changing system settings.z/OS UNIX tuning can feel familiar and unfamiliar at the same time. USS...
An Undocumented CICS Fix That Boosts Throughput and Cuts CPU
IBM has an undocumented fix to the CICS WEB interface that can optimize throughput and response time while also saving CPU. This article explains how to make it work for you. In the course of my current project, I had the pleasure of working with Ole Olsen at JN Data...
Performance & Tuning Month
The General Ledger, the Mainframe, and the Programmer Who’s Taking Up Golf
Why Finance and Mainframe Teams Need to Stop Talking About Cost Savings and Start Talking About Business ValueThere is an old accounting joke: An accountant is someone who solves a problem you didn't know you had in a way you don't understand. For decades, many...
ROI, Business Case and Tuning for Value Trivia: Round One
For July’s Planet Mainframe Trivia Quizzes, we're exploring the fundamentals of measuring value and making informed technology decisions. Whether the investment involves modernizing a mainframe environment, optimizing workloads, or deploying new enterprise...
Webinar: Accelerating Mainframe Efficiency for SysProgs and DBAs
Mainframe modernization is often discussed in broad strategic terms, but for the teams responsible for keeping core systems running, the challenge is much more practical: How do you make change faster, safer, and more repeatable without disrupting critical...
Tuning for Business Value, Not Cost: Building a Better Business Case for Mainframe Modernization
Modernization can deliver tremendous business value. But cost savings only materialize when organizations understand how mainframe economics really work. Organizations often launch mainframe modernization initiatives with a clear objective: reduce costs by moving...
Understanding CICS Performance: How SMF 110 Turns Symptoms Into Evidence
How monitoring and statistics data turn performance symptoms into evidence When something slows down in a CICS environment, the conversation often starts with a phrase every systems programmer (sysprog) has heard before: "CICS feels stuck." The problem with that...
Exploring the Latest Cheryl Watson’s Tuning Letter: Practical Guidance for Modern Mainframe Shops
What happens when an IMS logger fills up in production? How do you prepare for z/OS 3.2? Is Coupling Facility encryption worth the effort? And what does AI really mean for the future of the mainframe workforce? The latest issue of Cheryl Watson’s Tuning Letter tackles...
z/OS UNIX Tuning: What New USS Practitioners Should Know
This article offers a practical USS tuning primer for new mainframers, developers moving into z/OS UNIX, and technical leaders who need to understand the basics before changing system settings.z/OS UNIX tuning can feel familiar and unfamiliar at the same time. USS...
An Undocumented CICS Fix That Boosts Throughput and Cuts CPU
IBM has an undocumented fix to the CICS WEB interface that can optimize throughput and response time while also saving CPU. This article explains how to make it work for you. In the course of my current project, I had the pleasure of working with Ole Olsen at JN Data...
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Upcoming Events
Events
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Virtual Db2 User Group | Mastering Access Path Management in Db2 for z/OS – Simplify, Optimize, Succeed
Zoom - Virtual MeetingThis session explores strategies for simplifying and optimizing access path management in Db2 for z/OS environments. Attendees will gain insight into techniques for improving query performance, reducing operational complexity, and […]
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Accelerating Mainframe Efficiency: Training and Onboarding Webinar
FeaturedReady to transform your mainframe training strategy? Join the second installment of the PopUp Mainframe Persona Webinar series for a dynamic exploration of cutting-edge mainframe training, featuring renowned industry experts […]
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CA 7 User Group – Technical & Expert Panel Session
August 5, 2026 9:00 AM - 10:30 AM ET Stop stressing over the next critical system delay and start mastering the CA 7 features designed to keep your enterprise on […]
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SHARE Pittsburgh 2026
FeaturedSHARE Pittsburgh brings together mainframe IT professionals for five days of education, networking, and knowledge sharing. The conference program features expert-led sessions, hands-on learning, and forward-looking insights designed to help […]
Compact z17 and LinuxONE Systems, Real-Time Mainframe Software Visibility, and more
IBM Launches Compact z17 and LinuxONE Systems to Address Space and Cost Constraints Kyndryl Report: AI adoption accelerates as workforce readiness becomes the ROI difference maker Precisely Delivers Real-Time Mainframe Software Visibility to the ServiceNow AI Platform...
ROI, Business Case and Tuning for Value Trivia: Round One
For July’s Planet Mainframe Trivia Quizzes, we're exploring the fundamentals of measuring value and making informed technology decisions. Whether the investment involves modernizing a mainframe environment, optimizing workloads, or deploying new enterprise...
Overestimating AI in Mainframe Migrations, Strategic Collaboration Agreement, and more
Gartner Warns Against Overestimating AI in Mainframe Migrations IBM, Red Hat, and Deloitte Announce Lightwell Collaboration to Help Strengthen Open Source Software Supply Chain Trust BMC to Separate Helix AI ServiceOps Business Kyndryl and AWS sign expanded strategic...
❓Mainframe History Trivia: Mauchly and Eckert
This week at Planet Mainframe Trivia we’re dipping back into the deep history of computing with a quiz on the work of John Mauchly and J. Presper Eckert—two of the most influential pioneers in the history of computing. Their work helped move electronic computers from...
Accelerate Agent-Drive Transformation, a New AWS Transform Integration, and more
Kyndryl Launches AI Orchestration for Business to Accelerate Agent-Driven Transformation Rocket Software Joins HPE Unleash AI Partner Program to Accelerate AI Adoption IBM Launches Global AI Builders Challenge With IBM Bob for University Students, Expanding...
❓Everything CICS Trivia
While most people you know probably haven’t even heard of CICS, anyone that banks, travels, or does business in the modern world has benefited from this cornerstone of enterprise transaction processing. Evolving alongside changes in hardware, operating systems,...