CPU Profiling on the JVM and Flame Graphs
summary
Introduces Java and Linux profiling tools and demonstrates how to use them to generate Flame Graphs (as popularized by Brendan Gregg) to find which parts of JVM-based applications consume the most CPU. Covers practical usage of profilers and how to interpret Flame Graph output to locate and minimize hot spots.
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chapters (5)
- 0:00Start
- 2:27OBJECTIVE OF THE TALK
- 4:48FLAME GRAPHS
- 5:24PROFILING VS SAMPLING
- 18:47HOW DO WE GENERATE THE STACKS?
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