Danny Chen is a member of the Trading Solutions Runtime SRE team at Bloomberg, where there are always interesting vertical scale problems to identify and solve. He has been a UNIX performance engineer for over 40 years. Along the way, he has worked on operating systems, file and database systems, market data, messaging, transaction management and enterprise systems monitoring.
Last issue, I cited CPU utilization as an example of a metric that is often misused to describe/explain/infer system performance and asserted that improved visibility can help to overcome such misuse. In ...
Modern software developers have access to powerful tools and services which allow them to quickly develop, demo and deploy fully functional applications. But what happens when the single-user prototype satisfies all required ...