Programmer DD

Feb 17, 2023 · Fundamentals

Why Java’s New Virtual Threads Could Transform High‑Scale Applications

Java 19 introduces preview virtual threads—a lightweight alternative to platform threads that store stack frames on the heap, dramatically reduce memory overhead, and eliminate the thread‑count scalability bottleneck, enabling a simple “one task per thread” model for IO‑bound workloads without sacrificing existing thread semantics.