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Delivered IBM i RFEs

Dawn May

July 11, 2019

A look at a few RFEs that provide enhancements you may not be aware of.

Articles

Scheduler Resource Allocation Domains or What the Heck is SRAD?

Mark J. Ray

July 2, 2019

Technical expert Mark J. Ray explores the Scheduler Resource Allocation Domain and how it relates to performance structures in Power Systems servers running AIX

Articles

SLAs Simplify Support

Jim Schesvold

June 17, 2019

Service-level agreements (SLAs) were nearly nonexistent when I started in IT. Those of us involved in online systems implementation were too focused on keeping terminal-based applications operational and tolerably responsive to worry about such things; furthermore, no one had heard of them. There wasn’t much pressure for an SLA either, because end users were infatuated […]

Articles

Application Performance and Tuning

Jim Schesvold

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 […]

Articles

Let the End User Be Your Guide

Jim Schesvold

April 1, 2019

Although my career has been primarily in OSes, transaction processing, data management/database and network implementation—along with consulting later on—I’ve also participated in application development projects. In my early years, I and an IBM consulting system engineer designed and developed a field developed program called Trend Analysis for CICS/VS, one of the first graphic analysis tools […]

Articles

Improved Error Handling Increases Usability

Jim Schesvold

March 1, 2019

Errors can be managed, anticipated, controlled and sometimes resolved if an IT development unit is properly structured.

Articles

IBM Infrastructure Plays a Critical Role in Cloud, AI and Security

Evelyn Hoover

February 1, 2019

Cloud, artificial intelligence (AI) and security all have underpinnings in infrastructure—the servers, storage and software that power an organization. A purpose-built architecture is critical to achieving the performance needed for current and future business requirements. “Technology alone can’t transform a company, but it’s a very essential ingredient in business transformation,” says Tom Rosamilia, senior vice […]

Articles

AI-Driven Technological Progress

Brent Phillips

January 1, 2019

The rate of change for how most tasks in the world are done is accelerating. Like many readers of this publication, I have enough history to contemplate how life was four or five decades ago compared to today. Technological advances have dramatically transformed many life experiences as well as business operations. It’s fair to conclude […]

Articles

Stress Tests Validate Systems and Strain Analysts

Jim Schesvold

January 1, 2019

In conjunction with a client insurance company, I have the dubious distinction and privilege of being an early pioneer in the discipline of stress testing computer systems. Thanks to the wise experience of an IBM Consulting Systems Engineer named Don Lund who took me under his wing and passed his wisdom to me—and mostly kept […]

Articles

Clearly Defining Project Completion

Jim Schesvold

December 1, 2018

My first contract as an independent consultant was with a large, multinational bank. They were attempting a processor-to-processor application that exchanged banking information nightly, and trying to implement a new IBM function called IBM Advanced Program-to-Program Communication (APPC)—something new to them, but not me. I was initially delighted to take the project. I met with […]

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