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This conference talk explores five recent performance improvements in Java 24, demonstrating how the language continues to evolve to make applications run faster without requiring code changes. Dive into the technical details of JDK performance enhancements across standard libraries, the JIT compiler, and garbage collectors. Learn about the new "MergeStore" feature that allows multiple array write operations to be merged into a single bulk operation, including how to maximize its benefits and avoid implementation pitfalls. Understand the design considerations and evaluation methods used by JDK developers when balancing conflicting optimization criteria across different platforms. Presented by Per Minborg, Consulting Member of Technical Staff in Oracle's Java Platform Group, at JavaOne 2025 in California (March 2025).
