The Return of the Prodigal Mainframer
March 14, 2025
After five years away from the mainframe, Izzi Software’s Jennifer Nelson shares her observations and notes that while a lot has changed, some things remain the same
Articlesz/OS and Friends: JES—One of the Most Important Base Elements of z/OS
March 10, 2025
Joe Gulla explains how the Job Entry Subsystem (JES) contributes to the overall functionality of z/OS, outlining the five main characteristics of JES2
Articlesz/OS and Friends: Optional Features Complete a Compelling and Function-Rich Legacy OS
February 24, 2025
Following up on his exposition of the 50-plus base elements of z/OS, Joe Gulla dives into the optional features, from the language support like the HLASM Toolkit to data management tools like DFSORT
Articlesz/OS and Friends: A Rich Heritage of Built-in Functions, From Nucleus to Networking
February 4, 2025
Veteran mainframer Joe Gulla catalogs the base elements of z/OS, starting with the essential services of the Base Control Program
ArticlesHow Mainframe Architecture Makes All the Difference: Then and Now
January 3, 2025
Former IBM Systems magazine contributor Joseph Gulla returns as a TechChannel contributor to explain the nuances of mainframe architecture
5 Modern Technologies for IBM Z ‘Optimization’
December 11, 2024
Kyndryl’s Pat Stanard and Brenno Oliveira explore the tools that are enhancing the mainframe’s capabilities and demonstrating the community’s commitment to innovation
Press ReleasesZowe’s Long Term Support V3 Release Announced by Open Mainframe Project
October 10, 2024
Zowe increases product durability, stability and security with the support of a large open-source community and a conformance program
Press ReleasesPhoenix Software Continues to Move JES3plus Forward and Brings a New Product to z/OS
October 10, 2024
With z/OS 3.1 being the first version of z/OS to no longer offer IBM JES3, clients looking to continue with the JES3 technology should be happy with the continued direction of JES3plus
ArticlesQuantum Computing, the Mainframe’s New Horizon
October 1, 2024
A few of the ways the mainframe can leverage the unique properties of qubits for transactions and large-batch processing
ArticlesVisionaries Share Innovations in Mainframe Efficiency and Observability
September 30, 2024
Mark Wilson, technical director at Vertali, highlights advances in AIOps and DevOps from SHARE's Tech Field Day