Mainframe News Out There
Once a month (or so) we like to pick blog articles from other sources that we feel are interesting enough…
Real-time runtime metrics collection multiprocessor JVM monitoring (APAR PJ46608)
PJ46275 provided the ability for the tpfrtmc offline utility to monitor JVM data from a single z/TPF processor. PJ46608 provides…
When Catastrophe Strikes, Recover Data With Ease
This blog focuses on the dire circumstances of a catastrophic recovery involving the entire system. There is a companion blog,…
Db2 User-Defined Functions (UDFs)
A user-defined function, or UDF for short, enables you to customize Db2 to your shop's requirements. It is a very…
Recover Quickly With Surgical Precision
Resiliency is an integral part of the IBM Z platform. The IBM Z Cyber Vault solution is a concept for…
Why microbenchmarks are not suitable for performance analysis
What are microbenchmarks, and how do they differ from real-world programs? Microbenchmarks are very small programs that test a small…
How to solve the Data Privacy issue for test data
You may be aware of data privacy regulations such as Europe’s GDPR (General Data Protection Regulation) or California’s CCPA (California…
Why IBM Z Is Fit for Business Purpose
Some people say that IBM Z is “fit for purpose” but I believe a better description is that it’s fit…