What Makes CICS, a Mixed Language Application Server, So Special?
August 10, 2020
CICS® has been around since 1969 and still continues to flourish as a mixed language application server today. Primarily running on mainframes, also known as an IBM Z®, CICS does run in limited forms on other platforms, as well. As an application server, it is used to host applications that can be written in several […]
ArticlesThe Many Faces of Application Creation: Part 2
March 16, 2020
This is a continuation of last month’s article, which chronicled application tools and options in context of development projects I’ve worked in and programming alternatives used, including design, coding, and validation. I’ve used various programming facilities, along with their strengths and weaknesses. My experiences start in the early 1970s, and the evolution I’ve experienced spans […]
ArticlesThe Many Faces of Application Creation: Part 1
February 20, 2020
While my career has mostly been consulting, marketing, systems programming and management, I’ve also had numerous engagements in application programming and design. A class in COBOL was my first IT experience, and in my MBA program, I learned Fortran and General Purpose Simulation System (GPSS) in Operations Research classes. In 1975, I rewrote a broken […]
PodcastsDusty Rivers on IMS, CICS, Db2 and IBM Z
December 5, 2019
Reg Harbeck: Hi, this is Reg Harbeck and today I'm here with Dusty Rivers, an experienced IBM mainframe expert, an IMS person who has been working all across the mainframe ecosystem especially in areas that has gotten enough attention that he has been able to be an IBM Champion for the past 10 years as […]
ArticlesWebSphere Is a Foundation With Useful Tools
September 10, 2019
Joseph Gulla continues his series on WebSphere, writing about extensions to the different product foundations in the form of developer tools.
Application Performance and Tuning
May 14, 2019
As the original author of “CICS Performance Bulletin” published by IBM Dallas System Center, and co-author of the subsequent IBM “CICS TS Performance Guide” in conjunction with IBM Hursley CICS TS Development, performance and tuning has been a big part of my job. I’ve performed more CICS performance studies than I can count, and almost […]
ArticlesIBM’s Enhanced Cloud Strategy
March 1, 2019
IBM Cloud Private for IBM Z and LinuxONE extends IBM Cloud Private capabilities by bringing powerful cloud tools to the platform.
ArticlesWriting Applications Means Knowing the Process and Its Users
July 1, 2018
A few years ago, I helped a client modify and enhance applications in key business processes like marketing, accounting, inventory management, order processing and customer service. I wasn’t an expert in application design or coding; my specialty was system software like CICS, Db2, VSAM and MVS, but I did know the COBOL, PLI and Assembler […]
ArticlesWhy Clients Rely on Linux on IBM Z and LinuxONE
May 1, 2018
Today’s demanding workloads require a flexible approach for DevOps and deployment. IBM Z* clients reap the benefits of flexibility by running Linux* along with traditional IBM Z OSes. Organizations also are deploying Linux in standalone IBM Z and LinuxONE* installations. The Linux OS enables clients to use up-to-date technologies for their applications. Linux workloads integrated […]
ArticlesConnect z/OS Applications and Data to the Hybrid Cloud With APIs
November 1, 2017
Clients can successfully drive digital transformation by optimizing their mainframe using APIs to achieve a compelling ROI.