Files
flvx/go-backend
sagitchu 29407c90b6 perf(kcp): optimize tunnel transport defaults for high throughput
- Set KCP mode to fast3 (NoDelay:1, Interval:10ms) for lower latency
- Double SndWnd/RcvWnd from 1024 to 2048 for higher BDP
- Disable FEC (datashard:0, parityshard:0) to eliminate 30% overhead
- Disable compression for tunnel transport
- Increase relay mux MaxStreamBuffer to 2MB for better UDP throughput
- Add kcp.datashard/kcp.parityshard metadata keys support

Before: 210Mbps TCP / 35Mbps UDP (93% loss)
After:  should approach direct-connection speed (~400Mbps+)
2026-04-21 11:33:41 +08:00
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