Jeff Friesen keeps the Java 101 focus on Java threads this month, ... Thread-scheduling diagram for equal priority main and calculation threads, and a different priority reading thread.

A preview of virtual threads is planned for Java 19 this September. Many virtual threads share the same OS thread, allowing for a large number of virtual threads.

Now Java developers are abuzz about virtual threads, a feature introduced in Java 21. Java virtual threads are much lighter and more efficient than traditional operating system threads, and excel at ...

JDK 21's virtual threads are a major leap forward for Java's concurrency model. Previously, Java relied on OS threads, which were resource-heavy, limiting how many threads could run concurrently.