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  <title id="title">Pod 启动耗时分段排查流程</title><desc id="desc">image_type: troubleshooting_decision_flow; section_position: 图1，先用事件把启动耗时分段；reader_task: 按 Events、调度、镜像、容器创建和探针状态定位慢启动阶段。</desc>
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  <rect x="348" y="70" width="264" height="82" rx="18" class="card"/><text x="480" y="104" text-anchor="middle" class="h">读取 Events</text><text x="480" y="136" text-anchor="middle" class="s">先分段，再看日志</text>
  <path d="M480 164 L480 184" class="ln"/><polygon points="480,196 600,256 480,316 360,256" class="d"/><text x="480" y="248" text-anchor="middle" class="h">是否已调度</text><text x="480" y="280" text-anchor="middle" class="s">无节点名看约束</text>
  <path d="M348 256 L292 256" class="ln"/><rect x="76" y="210" width="220" height="92" rx="16" class="card"/><text x="186" y="242" text-anchor="middle" class="h">调度等待</text><text x="186" y="272" text-anchor="middle" class="s">资源 / 污点 / 配额</text>
  <path d="M612 256 L668 256" class="ln"/><rect x="694" y="210" width="190" height="92" rx="16" class="card"/><text x="789" y="242" text-anchor="middle" class="h">镜像阶段</text><text x="789" y="272" text-anchor="middle" class="s">Pull 与完成间隔</text>
  <path d="M480 328 L480 350" class="ln"/><rect x="348" y="360" width="264" height="82" rx="18" class="card"/><text x="480" y="394" text-anchor="middle" class="h">容器创建</text><text x="480" y="426" text-anchor="middle" class="s">挂载、运行时、网络</text>
  <path d="M624 401 L668 401" class="ln"/><rect x="694" y="360" width="190" height="82" rx="16" class="ok"/><text x="789" y="394" text-anchor="middle" class="h">探针就绪</text><text x="789" y="426" text-anchor="middle" class="s">启动探针与就绪探针</text>
  <rect x="70" y="372" width="220" height="70" rx="14" fill="#fffaf1" stroke="#e7bf72" stroke-width="2"/><text x="180" y="402" text-anchor="middle" class="h">Warning 事件</text><text x="180" y="432" text-anchor="middle" class="s">决定优先分支</text>
  <text x="480" y="478" text-anchor="middle" class="s">顺序：事件分段 → 节点与镜像 → 容器创建 → 探针验证</text>
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