Tag: #delayed-ack
Writing on GPUs, LLMs, MLOps, Kubernetes — and mindset · 1 posts
TCP Network Stack Deep Dive — State Machine, Congestion Control (Cubic vs BBR), Nagle, Delayed ACK, and the Evolution to QUIC (2025)
A TCP connection traverses 11 states from open to close. Why does TIMEWAIT linger for 30 seconds? Why does Nagle meeting Delayed ACK produce a 40ms stall? Why does BBR beat Cubic, and why did Google abandon TCP for QUIC?
2026-04-15 · 9 min read #tcp#networking#congestion-control#bbr#cubic