Java Dark Threads
summary
Examines Java Virtual Threads and how they behave under high-concurrency and I/O-heavy workloads, focusing on effects on the Java Memory Model and scheduler and differences from reactive and thread-pool models. Evaluates ecosystem readiness for Reactor/Netty, Kafka, Spring Boot 3.x, Undertow, and Tomcat, identifies hidden blocking and contention issues, and presents practical patterns, anti-patterns, and migration strategies for adopting Virtual Threads in production.
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chapters (10)
- 0:00Introduction
- 1:03Thread origins and concepts
- 7:30Platform thread problems
- 14:16Virtual threads intro
- 19:54Demo: Virtual threads code
- 23:04Performance comparison
- 34:00Risks: monopolization and pinning
- 40:43Library compatibility
- 43:12Alternatives in other languages
- 44:40Q&A
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