Mark J. Ray
Contributor
Mark J. Ray has been working with AIX for more than 20 years, 18 of which have been spent in performance. His mission is to make the diagnosis and remediation of the most difficult and complex performance issues easy to understand and implement.
The Art and Science of AIX Performance: The System Monitors
February 1, 2018
The first three installments in this series of articles cover much ground. We’ve learned how to deploy statistics-gathering programs to collect data on the behavior of system workloads, we understand that maintaining a complete history of those systems and what runs on them is essential to our diagnosis, and we know that keeping firmware up […]
ArticlesThe Art and Science of AIX Performance: The Stats Utilities
January 1, 2018
This is the third installment in my series on AIX performance. Part 1 focuses on current firmware, the foundation upon which any good AIX system performance is built. I also explain why taking a detailed history is so important to diagnosing performance problems. Part 2 explores the depth to which one can understand how a […]
ArticlesAccessing the Data in Core Dumps
January 22, 2006
If you're like most UNIX administrators, you probably have a crontab or some other housekeeping program that regularly searches your systems for core dumps, backs them up (maybe), and then deletes them. This leaves you to try to puzzle out their cause from information contained in the AIX error log. Of course, about half the […]