[优化Linux内核](appendices/kernel-optimization.md) [压力测试](appendices/stress-test.md) [安装扩展](appendices/install-extension.md) [websocket协议](appendices/about-websocket.md) [ws协议](appendices/about-ws.md) [text协议](appendices/about-text.md) [frame协议](appendices/about-frame.md) [不支持的函数/特性](appendices/unavailable-functions.md)