https://code-mill-hub.com/blog/ Deep dives into Java, Spring Boot, and high-performance backend architecture. en-us shflzp12@gmail.com (Maria) shflzp12@gmail.com (Maria) Fri, 19 Jun 2026 00:00:00 GMT https://code-mill-hub.com/blog/spring-boot/2026-06-19-mastering-high-performance-grpc-microservices-spring-boot-java-virtual-threads/ https://code-mill-hub.com/blog/spring-boot/2026-06-19-mastering-high-performance-grpc-microservices-spring-boot-java-virtual-threads/ Build a production-oriented gRPC service with Spring Boot 4.1, evolve Protocol Buffer contracts safely, enforce deadlines, map failures to status codes, test with an in-process transport, and decide where Java virtual threads actually help. Fri, 19 Jun 2026 00:00:00 GMT shflzp12@gmail.com (Maria) gRPCSpring BootProtocol BuffersJava Virtual ThreadsDeadlinesStreamingObservability