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• 08:07, 16 November 2025 PC talk contribs created page 5 Concurrency Mistakes in Go, Rust, and Node That Kill Throughput (Created page with "Your app is not slow because of your database.
It is slow because your threads, goroutines, and event loops are fighting each other for air. Every engineer hits this wall once. The system “works,” but throughput drops as soon as real traffic hits. You scale horizontally. You blame latency. But deep down, you know something else is bleeding CPU cycles quietly. 1. Shared State Without Boundaries The deadliest concurrency bug is invisible — shared state mutation....")