IBM Z Mainframe

Six Defining Characteristics of z/OS and Mainframe

IBM Z mainframes and z/OS are important, still carrying out critical back-end processing after nearly six decades. But some things about mainframes seem strange. I mean, why the obsession with batch? And why do sites have so few z/OS systems? Let’s look at six characteristics of the mainframe and z/OS that help explain what it […]

First Steps for Making Hybrid Cloud a Reality in Your Organization

Rocket Software's Jeff Cherrington discusses key use cases for hybrid cloud and explains how to expand your existing IBM zSystems or Power Systems infrastructure with hybrid cloud strategies

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Top API Security Risks in 2023

“Modernize” seems to be the most popular word to go alongside mainframes these days. We’re always being told to modernize our applications by migrating part or all of them to the cloud. We’re also being told that we can modernize our business-critical mainframe applications by using APIs (application programming interfaces) to expose mainframe-based data and […]

IBM z16 and Power10 Deliver Highest Reliability Among Mainstream Servers for 15th Consecutive Year

The IBM z16 mainframe lives up to its reputation for delivering “zero downtime.” The latest z16 server, introduced in April 2022, delivers nine nines—99.9999999%—of uptime and reliability. This is just over 30 milliseconds of per server annual downtime, according to the results of the ITIC 2023 Global Server Hardware, Server OS Reliability Survey. ITIC’s 2023 […]

Mainframe Master Innovations

Reg Harbeck and seven mainframe luminaries weigh in on why the mainframe has enjoyed ongoing success and delve into the platform's value and irrepressible excellence

Innovation and the Mainframe: Let’s Create Some Magic

Kyndryl’s Pat Stanard discusses innovation—what it is, how to do it and why the mainframe is an innovative, modern platform

Defining Data Security Posture Management

If you haven’t heard of data security posture management (DSPM) yet, it’s because it is an emerging security practice. Its aim is to help organizations ensure that their cloud security is as strong as their mainframe security by automatically detecting and protecting data—and doing this in a dynamically changing environment. What Is Data Security Posture […]

Fake It After You Make It: Emulation and the Mainframe

I get a kick out of how many technical terms and concepts predate electronic computing and have become so pervasive in their IT usage that we’ve often forgotten about their analog origins and meanings. The most obvious of these is probably “computer.” Another one of those terms is “emulate.” Although it might seem a bit […]

Kai Stroh on Db2: A Not So Simple Relational Database

This transcript is edited for clarity.   Reg Harbeck: Hi, I'm Reg Harbeck and today I'm here with Kai Stroh, who is the head of mainframe development at UBS Hainer. Welcome. Kai, tell us how did you end up on the mainframe?   Kai Stroh: Hey Reg, thanks for having me. How did I end […]

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IBM z/OS 3.1 Sets the Stage for an AI-Infused Smart Operating System

Move over ChatGPT. IBM is creating its own AI buzz with IBM z/OS 3.1. In March this year, IBM previewed this momentous release, which introduces AI to the operating system (OS). The company confidently calls it the “AI-infused operating system for the next generation of computing.” IBM z/OS Product Manager Mike Young says, “Including AI […]