IT Infrastructure Capacity: Optimizing for Digital Maturity
BY Patrick CampbellPatrick Campbell

Digital transformation has changed how we do almost everything. Our consumer expectations have evolved so that established services like banking now have mobile apps that work in the palm of our hands to win or keep our business. Hailing a ride or purchasing … [Read More...]

K-means Clustering with Apache Spark
BY Walker RoweWalker Rowe

Here we show a simple example of how to use k-means clustering. We will look at crime statistics from different states in the USA to show which are the most and least dangerous. We get our data from here. The data looks like this. The columns are state, … [Read More...]

Mainframe Cost Control: Why It’s Time to Take a Fresh Look
BY Paul VallelyPaul Vallely and John McKennyJohn McKenny

Enterprise IT departments are being challenged with the seemingly impossible – meet the bigger, faster, always available demands of digital business; innovate faster; AND cut costs—all without risking performance and availability. This is certainly no easy … [Read More...]

Mainframe Best Practice: Increase Availability with Conditional IMS Utility Processing
BY Dave SchipperDave Schipper

A little mainframe humor for you: “What are the fastest IMS reorganizations you’ve done?” Answer: “The ones you don’t do at all because they’re not needed.” Old joke, but still applicable. Today’s digital businesses need applications to be available 24x7 so … [Read More...]

Multi-Cloud Best Practices: How IT Ops Can Champion
BY Patrick CampbellPatrick Campbell

Clouds—A playing field for innovation For years, we’ve been innovating with cloud technologies. Within minutes we spin up infrastructure that is publicly accessible to users across the globe for just about any web-based application or service. The promise … [Read More...]

What You Need to Know about the ROI of Value-Driven DevOps Organizations
BY Tina SturgisTina Sturgis

The expression “You get what you pay for” really sums up the difference between being value-driven versus cost-driven. For example, I bought a printer and decided to “save” by purchasing the least expensive model. After using it, I discovered that the ink … [Read More...]

When Is zIIP Offload Not What It Seems?
BY Phil GraingerPhil Grainger

Minimizing the operating expense of your mainframe has never had a higher profile, nor been more important. Through the introduction of specialty processors (such as zIIPs), IBM has provided significantly lower cost hardware and the promise of dramatic savings … [Read More...]

Two Secrets to Success in Managing Mainframe MLC Costs
BY Tom VogelTom Vogel

Mainframe Monthly License Charge (MLC) software costs are a fact of life in the mainframe world. Some bills can reach well over $1 million per month. It’s worth it because of the amazing reliability, security, and performance that DB2, IMS, CICS, and other MLC … [Read More...]

First Five IT Roles in New Organizations
BY Joe RoushJoe Roush

Small organizations oftentimes partner with consulting firms or large name vendors to provide their technology solutions. However, it eventually becomes important to bring expertise in-house so that technology solutions can be implemented to maintain … [Read More...]

IT Certifications 101: The What, Why and How of IT Certifications
BY Debra B. McCrawDebra B. McCraw

Whether you’re just thinking about starting your IT career or have several years of experience under your belt, getting an IT certification – or two or three – may help you move up the ladder faster. Many recruiters and hiring managers use certifications as a … [Read More...]