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• 14:56, 14 November 2025 PC talk contribs created page Is the Garbage Collector the Bottleneck? Rust Futures vs. Go Goroutines in High-Throughput Services (Created page with "I push traffic until a clean service trips at 40k rps, and dashboards light up with GC on the blame line. The heap grows between bursts; p95 spikes by a third; throughput wobbles without CPU saturation. Rust looks smug with zero-runtime GC; Go looks guilty by association. I track the churn and find a different villain hiding behind allocations and sticky threads. Here is where the bottleneck actually lives. GC blame versus real allocation churn Under bursty load, short-...")