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Explore Java performance puzzles and unintuitive solutions in this 47-minute conference talk by Douglas Hawkins at Devoxx. Delve into the complexity of JVMs and CPUs, examining surprising performance problems and their resolutions. Gain insights into VM internals as Hawkins, a VM engineer at Azul Systems, shares his expertise. Cover topics including huge method limits, arrays, compilers, strings, and megamorphic scenarios. Enhance your understanding of Java performance optimization and learn to reason about complex performance issues in modern JVMs and CPUs.
