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Latest
Tell me about COBOL
Let me start by telling you a story… Once there was a big town and everyone went to school and learned to read and write and they bought and shared books. They liked reading. Then, some of the townspeople decided that it would be beneficial for everyone if the town...
Still COBOL After All These Years?
Have you seen the recent headlines? Wanted urgently: People who know a half century-old computer language so states can process unemployment claims (CNN 04/08/2020) and An Ancient Computer Language Is Slowing America’s Giant Stimulus (Bloomberg 04/13/2020). These...
Mainframe modernization remains a top priority
The mainframe community is rightly proud of our platform’s ability to accelerate digital transformation and protect enterprises against growing cyber threats. The IBM mainframe’s security, resiliency, and scalability are exactly what is required to deliver growth...
Understanding how a ‘CM0 SL1 – ACK’ Input Message sent to IMS Connect works
IMS Connect (ICON) is the TCP/IP gateway for IMS. So, besides running the traditional IMS transactions on z/OS, an IMS programmer/DBA can now leverage applications running on the distributed side of the world (a JAVA Web Application, for example) to be able to easily...
Optimizing Mainframe Data Access
Nobody can deny that the amount of data that we store and manage continues to expand at a rapid pace. A recent study by analysts at IDC Corporation concludes that the size of what they call The Global Datasphere will reach 175 zettabytes by 2025. This data growth is...
Db2 12 for z/OS Buffer Pools – Recommendations for PGSTEAL, PGFIX and FRAMESIZE
Not too long ago, I received a note from the leader of a Db2 for z/OS database administration team, asking for my take on a Db2 12 buffer pool configuration set-up that his team had devised. An interesting characteristic of the configuration was the use of the options...
Embracing In-Memory Processing for Optimizing Performance
Organizations are always encouraging their IT professionals to obtain the highest level of performance out of their applications and systems. It only makes sense that business want to achieve value at a high level of return on their investment in IT. Of course,...
Removing Duplicates From a List in Elixir
Thanks to the Enum module, in Elixir we can trivially remove duplicates from a list. In the following example, we take a list of integers and pass it to the Enum.uniq/1 function which removes duplicates from the list without altering the original...
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Vanguard Security & Compliance 2025
Marriott St. Louis Airport 10700 Pear Tree Ln, St. Louis, MO, United StatesRecognizing the global need for cybersecurity education, Vanguard Security & Compliance is a premier gathering of cybersecurity professionals from around the world. VSC offers a comprehensive program that balances educational […]
Understanding SMF 98 Address Space Consumption Measurements –
Zoom - Virtual MeetingUnderstanding SMF 98 Address Space Consumption Measurements ..... September 17th ..... Sign up using this link As we have previously discussed, the SMF 98 records are still a fairly new record, […]
Essential z/OS Performance Tuning Workshop
Virtual MeetingJoin Scott Chapman in this 4-day z/OS Performance Tuning Essentials Workshop that focuses on the foundational terminology, metrics, and practices necessary to measure, understand, and improve z/OS system performance. Participants will gain a comprehensive understanding of the factors driving performance and […]
Introducing Syncsort™ Storage Management
Recently, Precisely added the Storage Management solutions from DTS Software to our product lineup. These products represent a significant addition to Precisely’s already robust IBM Z software portfolio. The newly […]
Mainframe Trailblazer Trivia
This month at Planet Mainframe the focus is on Talent and Training, so here at Trivia Challenge we’re going to test your knowledge of a few mainframe trailblazers. The first person we’re looking at is the formidable Rear Admiral Grace Hopper. Born in 1906, Hopper’s...
Mainframe News to Close Out the Year
Broadcom Completes Acquisition of VMware, Moves to Subscription Model Having completed its acquisition of VMware, Inc, Broadcom Inc., a provider of semiconductor and infrastructure software solutions, is moving forward with plans to enable enterprise customers to...
Evolution of the Mainframe
In 2023, the mainframe is the central technology of the biggest businesses on earth, but they also have a long and storied history. They’ve been around long enough, in fact, to have had a cameo appearance in the show Mad Men (shout out to the IBM/360). But...
Mainframe News This Month
VirtualZ Computing Raises $4.9 Million to Enable Enterprise Innovation With Mainframe Data VirtualZ Computing, the only woman-founded mainframe company, has announced $2.2 million in seed financing, bringing the total capital raised to $4.9 million. The capital...
Where do you fit on the scale of novice to expert?
How well do you know mainframes? Here is a quick test to gauge where you fit on the scale of novice to expert when it comes to knowing your mainframe trivia. Give it your best shot.
Navigating AI and More
IBM Unveils watsonx.governance to Help Businesses Navigate AI Enterprises use AI to solve problems, but businesses are also finding that AI has ushered in a whole new murky world of risks. IBM has announced that watsonx.governance will be released in early December to...