Alibaba Cloud Developer

Jul 18, 2024 · Fundamentals

Unlock JVM Performance: How Tiered Compilation and JIT Optimizations Work

This article explores the JVM's tiered compilation mechanism, detailing how the interpreter, C1 and C2 compilers, code cache segmentation, and various JIT optimizations such as inlining, loop unrolling, escape analysis, and safepoint handling affect startup speed and runtime performance, with practical parameter tuning tips.