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Distributed systems gazer. Node.js contributor. Occasional tech blogger and speaker.
In case you've missed it, recent JDK versions include new memory semantics for atomic operations available in VarHandle and Atomic* classes. These new semantics are equivalent to C/C++'s std::memory_order. The only confusing naming convention is that...
Last time we discussed scalability of j.u.c.l.ReentrantReadWriteLock and some alternatives. Some of the alternatives used a simple CAS (compare-and-swap) based spinlock as the internal writer lock. So, I was curious whether such custom spinlock makes...
Locks, or mutexes (mutual exclusions), are one of the most basic concurrency primitives. It's hard to find a developer who won't be able to explain a mutex, at least on the fundamental level. Yet, mutexes are more than that. They may be: OS-level (t...
My previous blog on Medium is located here. It's mostly focused on Node.js. You may also find my blog post in Gopher Advent 2021.
