Your Loom App Quietly Became a Thread Pool Again: A Field Guide to Virtual Thread Pinning
Table of Contents What pinning actually isThe two causes — and it really is just twoThe canonical bugWhat JDK 24 changed (JEP 491)How to catch itHow to fix itWhy I ended up automating the readThe incident that taught me to ...
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Why I Banned ThreadLocal from the Exeris Kernel (And What Replaced It)
Table of Contents The Forensic Analysis: The 3 Sins of ThreadLocal1. The Spaghetti State (Unconstrained Mutability)2. The Memory Leak Trap (Unbounded Lifetime)3. The Inheritance Tax (The RAM Killer)The Missing Link: Structured Concurrency IncompatibilityExhibit A: The Zero-Waste Solution (JEP 506)The ScoreboardExhibit …
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Foojay Podcast #92: Java 26 Is Here: What’s New, What’s Gone, and Why It Matters in 2026
Table of Contents YouTubePodcast AppsGuestsContentWelcome to another episode of the Foojay Podcast! In this episode, we’re talking about Java 26, released on March 17 in the year 26. Again, right on schedule with Java’s six-month release cadence. Now, Java 26 …
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Foojay Podcast #64: Interviews at JFall about open source, OpenJDK evolutions, Project Loom, JVM, and more!
Table of Contents VideoPodcast AppsGuestsContentLet’s wrap up this year with more interviews from the JFall conference. In this episode you’ll learn more about Foojay, JVM internals and writing your own programming language, Project Loom and structured concurrency, learning at conferences, …
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The Basis of Virtual Threads: Continuations
Virtual threads are lightweight implementations of java.lang.Thread, while this article turns the spotlight on the Continuations that are the basis of Virtual threads.
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Thinking About Massive Throughput? Meet Virtual Threads!
Virtual threads not only help to increase application throughput by running a much bigger number of concurrent tasks together, they also provide a framework to refactor already existing code.
