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.

Java’s virtual threads, introduced in JDK 21 in September 2023 to make it easier to write and maintain concurrent applications, has suffered from a “pinning” issue that arises with ...

The Java 11 and Java 21 codes are available on the SimpleVirtualThreads repository with instructions to run the comparison in both Java 11 and Java 21 containers. Putting it all together: Virtual ...

More about this feature is available in Oracle's Java Magazine article, " Coming to Java 19: Virtual threads and platform threads." Debugging in Java on VS Code is further improved with new ...

Unfortunately, Java applications taking advantage of multiple threads can at times run into the dreaded deadlock condition. Fortunately, the Java Platform makes deadlock detection relatively easy.