Oracle Releases GraalVM 20.1 Virtual Machine With Some Big Improvements

Written by Michael Larabel in Oracle on 19 May 2020 at 06:27 PM EDT. 20 Comments
Oracle today released GraalVM 20.1 as their latest big feature update to this virtual machine implemented in Java that also supports not only JIT compilation but ahead-of-time compilation for Java software as well as supporting an LLVM runtime and other languages.

GraalVM 20.1 brings a host of updates including:

- "Significantly improved performance" for some benchmarks on JDK 11 due to synchronization fixes, helping some workloads as much as 50% better performance.

- Their Java mitigations for the Intel Jump Conditional Code (JCC) Erratum is now only enabled for Intel CPUs needing the workaround and not all CPUs.

- For GraalVM's JavaScript support the ECMAScript 2020 features are now enabled by default. The NPM package runner (NPX) is also now part of GraalVM distributions.

- GraalVM Enterprise can now run C++ code in managed mode as part of GraalVM's LLVM runtime.

- Performance improvements for Python along with other language compatibility enhancements.

Downloads for GraalVM 20.1 Community Edition via GitHub. The long list of changes with GraalVM 20.1 can be found via
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