# 第十五章 故障诊断决策

本章通过决策树的形式，提供系统化的故障排查流程，帮助快速定位和解决 OpenClaw 运行中的常见问题。

> 快速参考：[附录 C 排障检查清单](/openclaw_guide/fu-lu/appendix/troubleshooting_checklist.md)提供按故障类型分类的速查表，[附录 E 命令速查表](/openclaw_guide/fu-lu/appendix/command_cheatsheet.md)列出所有诊断命令的完整语法。

## 本章内容导读

本章包括以下几个小节：

* [**15.1 常见故障的分层诊断**](/openclaw_guide/di-si-bu-fen-shi-zhan-yu-you-hua-shen-du-zhi-nan/15_troubleshooting_trees/15.1_diagnostic_decision_trees.md)：覆盖启动失败、消息接收、模型调用、工具执行、会话内存和性能退化六大类故障的分层诊断路径。
* [**15.2 高并发故障诊断决策树与优化指南**](/openclaw_guide/di-si-bu-fen-shi-zhan-yu-you-hua-shen-du-zhi-nan/15_troubleshooting_trees/15.2_high_concurrency_diagnosis.md)：针对并发限制、连接池耗尽、队列堆积和级联故障等高并发特有场景。
* [**15.3 本章小结**](/openclaw_guide/di-si-bu-fen-shi-zhan-yu-you-hua-shen-du-zhi-nan/15_troubleshooting_trees/summary.md)：诊断最佳实践与自检清单。


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