Roland Westrelin

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Runtime profiling in OpenJDK's HotSpot JVM

Learn how OpenJDK's HotSpot JVM and Just-in-Time compiler collect and evaluate profile data at runtime to produce more optimal code.


How the JIT compiler boosts Java performance in OpenJDK

Are you curious about just-in-time compilation in OpenJDK's HotSpot JVM? Learn about HotSpot's multi-tiered execution model and two JIT compiler techniques for boosting Java performance.