Profilers help to analyze performance bottlenecks of your application - if you know which to use and how to work with them.

There are many open-source profilers, like async-profiler or JMC. This talk will give you insights into these tools, focusing on understanding the basic concepts of profiling like flame graphs, the usage of async-profiler and JMC, and the advantages and disadvantages of the different tools. Ending with tips for a successful profiling work flow.