在Java并发编程的世界里，synchronized是一块绕不开的“基石”——它像一把“互斥锁”，守护着共享资源免受多线程“争抢”的伤害；又似一道“安全屏障”，将竞态条件、数据不一致等线程安全问题隔绝在外。然而，很多开发者对synchronized的认知停留在“加锁语法糖”层面，实践中频频踩坑： ...

ABSTRACT: Microservices have revolutionized traditional software architecture. While monolithic designs continue to be common, particularly in legacy applications, there is a growing trend towards the ...

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Virtual threads, revealed in Java's Project Loom and generally available with the Java 21 LTS, promise unparalleled scalability, simplified asynchronous coding and more efficient resource utilization.

Abstract: So far, the privileged instructions MONITOR and MWAIT introduced with Intel Prescott core, have been used mostly for inter-thread synchronization in operating systems code. In a ...

The Java team at Oracle is working to address two common cases in which a virtual thread parks or blocks and the underlying native thread is not released. Java’s virtual threads, introduced in JDK 21 ...

On the day before Thanksgiving 2020, the Amazon Kinesis data streaming service in AWS' main region US-East-1 went down for several hours. The company explained the outage in its subsequent failure ...

Learn how to optimize JVM and JIT compiler performance for better execution speed, memory usage, and resource utilization in your Java applications—and how to check your results. JVM optimization ...