User Concurrency
Performance testing terminology is not well defined and one of the most ambiguous terms is user concurrency. Re-reading Load Testing: Concurrent Users …
Performance vs. Scalability
After attending Sergey Chernyshev’s (@sergeyche) Scalability vs. Performance presentation at NY Web Performance Meetup and reading Scalability: it’s the question that drives …
Performance Engineering: Historical View
It is interesting to look how handling performance changed with time. Probably performance went beyond single-user profiling when mainframes started to support …
Why do I believe that everybody interested in performance should come to CMG’12?
CMG’12 is an annual conference organized by Computer Management Group – a volunteer organization of professionals specialized in performance, capacity, and IT …
CMG’12 Call for Papers and Workshops – The Best Independent Performance and Capacity Conference
The Computer Measurement Group (CMG) calls for papers and presentations for CMG’s 38th International Conference to be held in Las Vegas, Nevada, …
Load Testing: Its Present and Future
Recent trends of agile development, DevOps, Web and Social Media sites somewhat question importance of load testing. Some (not many) openly saying …
Performance Dimension of Information Technology
There are no standards on titles and skill sets related to performance dimension of IT. I decided to put together how I …
Performance Testing and Optimization for the Cloud
While many companies promote performance testing in the cloud (or from the cloud), it makes sense only for certain types of performance …
The Main Performance Problem
Dennis Drogseth’s post The Many Dimensions of User Experience Management (UEM) is very indicative of the main problem we have in performance: …
Multiple Dimensions of Response Time
It looks like everything related to performance has multiple dimensions. Reading recently excellent posts A non-geeky guide to understanding performance measurement terms …