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Going All In On the JVM 25 Virtual Threads

calendar_today October 14, 2026 person Sven Loesekann domain dzone

The project AngularAndSpring has been refactored from Spring Reactor to Spring blocking APIs using JDK 25 and virtual threads. The Old Architecture The reason AngularAndSpring was built using Spring Reactor was primarily the efficient use of operating system threads and memory under high load. Spring Reactor had a limited thread pool (usually the number of available CPU cores) and used OS threads only when the CPU had work to do.

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