webcoderspeed.com
6 articles
Master thread pool isolation, semaphore-based bulkheads, tenant isolation, and failure injection testing for fault-tolerant systems.
Master Redis locks, Redlock algorithm, fencing tokens, and database advisory locks. Learn when distributed locks solve real problems.
Understand the 6 libuv phases, async ordering, microtask queues, and blocking detection. Debug event loop starvation and request latency spikes with --prof profiling.
Master Worker Threads for CPU-bound tasks. Learn MessagePort communication, SharedArrayBuffer optimization, and building production-ready worker pools with real image processing examples.
Two requests check inventory simultaneously — both see 1 item in stock. Both proceed to purchase. You ship 2 items from 1. Race conditions in distributed systems are subtler than single-process races because you can''t use mutexes across services. Here''s how to prevent them.
Async programming in Python is no longer just for experts. With asyncio, async/await syntax, and modern libraries like httpx and aiofiles, you can write highly performant, non-blocking Python code with ease. Here's your complete guide.