Changing Demands on Workload Availability Businesses are being challenged to provide continuous availability for their critical workloads. Businesses need to be online 24x7 to remain competitive and avoid negative headlines. Some industries are fined for any downtime...
Having a choice means having options to select from. Most of us like to have a choice when it comes to purchasing products. Imagine how boring life would be if we all wore the same clothing every day as if we were in the military (been there done...
Keeping your mainframe secure is probably one of your top priorities. You’re looking at cryptography and introducing multi-factor authentication (MFA). You may even be running SIEM software to keep up-to-date with what’s happening on your mainframe (and elsewhere)....
Once a month we like to pick blog articles from other sources that we feel are interesting enough to talk about on the Planet Mainframe blog. Here are this month’s picks: New z15 for Multicloud– Cloud-Native– Instant Recovery Another timely article by our friend at...
Data is king. Data is becoming a new natural resource. This is not only the most distinctive resource in the Internet age, but also the foundation for the competitive advantage companies aim for in the Internet age. How a company makes good use of their data has...
It’s not “cobalt” – though it is often blue. It’s not out-of-date – though programs written in it 60 years ago require very little updating to continue working today. It’s not inefficient – though many of its newest efficiencies don’t require any programming skill to...
Last week we ended with Db2 Performance of zHyperLink Read. Now let’s look at the CPU cost of zHyperLink read. As explained last week, I/O operation is now synchronous to CPU with zHyperLink and SQL processing spins while waiting for the I/O to complete. At the same...
As the size of database and the volume of transactions increase, many of Db2 transactions tend to spend significant amount of wait time in database read and log write I/Os. zHyperLink is introduced to help reduce b2 transaction latency. zHyperLink is a new short...
For years now, major enterprises – including banks, airlines and insurance companies the world over – have remained faithful to the mainframe to run their core business systems. No surprise, as we all know it remains one of the most dependable, secure and hard-working...
Mainframe logs offer essential insight into how to manage and adapt your z/OS environment. So why aren’t mainframe managers leveraging logs in their day-to-day IT management? Performance data is usually split among several applications and consists of highly...
