Explore the intricacies of calibrating Java Virtual Machine (JVM) on Kubernetes in this 48-minute conference talk from Devoxx Poland 2021. Delve into the operational aspects of system performance, focusing on handling rare application load peaks without crashing or compromising usability. Learn how to effectively configure and understand application resource consumption, starting from the basics of OS process memory allocation and CPU time distribution. Progress through JVM's reliance on system fundamentals, and examine how virtual machines interact with Docker containerization environments. Discover how Kubernetes resource request/limit parameters translate to lower abstraction levels. Benefit from a pragmatic approach to theory, complemented by live demonstrations of tools for calibrating execution parameters and monitoring runtime performance. Gain insights from Krzysztof Płachno, a developer experienced in JVM, Java, Scala, and DevOps practices, as he shares his journey from programming to operations. Read more