Arunkumaar Ramachandran
Contributor
Arunkumaar Ramachandran works for Adabas and Natural Unit of Software AG. He is a solution architect and IT specialist. Arun’s areas of expertise include IBM Z technology and system software. His interests include emerging technologies in IBM Z like zCX and Ansible. Arun has co-authored several IBM Redbooks, including “z/OSMF V2R1” and “RACF RRSF.” He has also been a speaker at SHARE for a session titled “11426: Managing I/O Configuration from z/VM."
Mainframe Master Innovations: Automation and Mainframe Compliance
July 20, 2026
Articles
A Simplified Approach to Understanding z/OS Performance
January 18, 2022
Knowing and understanding the performance of z/OS systems has always been important for enterprises as mission-critical business processes run in z/OS systems. Each mainframe shop has its own way of dealing with performance, which is a factor of in-house skills. As deep technical skills are becoming rare, a simplified approach to z/OS performance can help […]