\u901a\u5e38\u4e00\u7ec4\u7b80\u77ed\u7684\u547d\u4ee4\u5c31\u8db3\u4ee5\u63d0\u4f9b\u8db3\u591f\u4e0a\u4e0b\u6587\uff0c\u5e2e\u52a9\u4f60\u9009\u62e9\u6b63\u786e\u7684\u4fee\u590d\u5206\u652f\uff1a<\/p>\n

\n
• kubectl get nodes<\/code><\/li>\n
• kubectl describe node <node-name><\/code><\/li>\n
• systemctl status kubelet<\/code><\/li>\n
• journalctl -u kubelet -xe<\/code><\/li>\n
• systemctl status containerd<\/code><\/li>\n
• df -h<\/code> \u548c free -m<\/code><\/li>\n<\/ul>\n

  \u5982\u679c\u8282\u70b9\u4ee3\u7406\u4ecd\u5728\u8fd0\u884c\uff0c\u5374\u65e0\u6cd5\u7ef4\u6301\u6ce8\u518c\u72b6\u6001\uff0c\u90a3\u4e48\u65e5\u5fd7\u901a\u5e38\u4f1a\u6307\u5411\u8ba4\u8bc1\u3001\u8fd0\u884c\u65f6\u6216\u7f51\u7edc\u95ee\u9898\u3002\u5982\u679c\u8282\u70b9\u4ee3\u7406\u5df2\u7ecf\u505c\u6b62\uff0c\u5e94\u4f18\u5148\u6062\u590d\u5b83\u3002\u5982\u679c\u8282\u70b9\u4ee3\u7406\u5065\u5eb7\u800c\u8fd0\u884c\u65f6\u5df2\u7ecf\u5931\u6548\uff0c\u5219\u5148\u4fee\u590d\u8fd0\u884c\u65f6\u3002\u8fd9\u4e00\u987a\u5e8f\u975e\u5e38\u5173\u952e\uff0c\u56e0\u4e3a\u4ec5\u4ec5\u6062\u590d\u5065\u5eb7\u7684\u8fd0\u884c\u65f6\uff0c\u5e76\u4e0d\u80fd\u8ba9\u8282\u70b9\u91cd\u65b0\u53d8\u4e3a Ready\uff1b\u8282\u70b9\u4ee3\u7406\u5fc5\u987b\u80fd\u591f\u91cd\u65b0\u5411\u4e0a\u6e38\u6210\u529f\u6c47\u62a5\u72b6\u6001\u3002Kubernetes \u8fd0\u884c\u65f6\u6587\u6863\u540c\u6837\u6307\u51fa\uff0c\u5982\u679c\u8fd0\u884c\u65f6\u63a5\u53e3\u4e0d\u53ef\u7528\u6216\u914d\u7f6e\u9519\u8bef\uff0c\u8282\u70b9\u6ce8\u518c\u5c31\u53ef\u80fd\u5931\u8d25\u3002<\/p>\n

  \u5728\u63a5\u89e6\u670d\u52a1\u5668\u4e4b\u524d\uff0c\u5148\u8bfb\u8282\u70b9\u5bf9\u8c61<\/strong><\/h2>\n

  \u8282\u70b9\u5bf9\u8c61\u6240\u80fd\u63d0\u4f9b\u7684\u4fe1\u606f\uff0c\u5f80\u5f80\u6bd4\u5f88\u591a\u4eba\u9884\u60f3\u5f97\u66f4\u591a\u3002\u4f7f\u7528 describe \u8f93\u51fa\u65f6\uff0c\u4e0d\u8981\u628a\u5b83\u5f53\u4f5c\u673a\u68b0\u5f0f\u68c0\u67e5\u9879\uff0c\u800c\u8981\u628a\u5b83\u5f53\u4f5c\u4e00\u5f20\u5730\u56fe\u3002\u91cd\u70b9\u5173\u6ce8\u72b6\u6001\u6761\u4ef6\u3001\u6c61\u70b9\u4ee5\u53ca\u4e8b\u4ef6\u6d41\u3002<\/p>\n

  \n
  • Ready=False\uff1a<\/strong>\u8282\u70b9\u4ecd\u6709\u4e00\u5b9a\u8fde\u901a\u6027\uff0c\u8db3\u4ee5\u4e0a\u62a5\u201c\u4e0d\u5065\u5eb7\u201d\u72b6\u6001\u3002<\/li>\n
  • Ready=Unknown\uff1a<\/strong>\u63a7\u5236\u5e73\u9762\u5df2\u7ecf\u65e0\u6cd5\u7a33\u5b9a\u6536\u5230\u8be5\u8282\u70b9\u7684\u72b6\u6001\u3002<\/li>\n
  • Pressure conditions\uff1a<\/strong>\u5f88\u53ef\u80fd\u5b58\u5728\u672c\u5730\u8d44\u6e90\u8017\u5c3d\u3002<\/li>\n
  • NetworkUnavailable\uff1a<\/strong>\u96c6\u7fa4\u7f51\u7edc\u5c42\u9762\u503c\u5f97\u91cd\u70b9\u6000\u7591\u3002<\/li>\n
  • Not-ready taint\uff1a<\/strong>\u8c03\u5ea6\u884c\u4e3a\u5df2\u7ecf\u53d1\u751f\u53d8\u5316\u3002<\/li>\n<\/ul>\n

    \u5b98\u65b9\u6587\u6863\u8bf4\u660e\uff0c\u5f53 Ready \u5fc3\u8df3\u5f02\u5e38\u6216\u7f3a\u5931\u65f6\uff0c\u7cfb\u7edf\u53ef\u80fd\u4f1a\u6dfb\u52a0\u8bf8\u5982 node.kubernetes.io\/not-ready<\/code> \u6216 node.kubernetes.io\/unreachable<\/code> \u8fd9\u6837\u7684\u6c61\u70b9\u3002\u8fd9\u4e2a\u533a\u522b\u5728\u8fd0\u7ef4\u4e0a\u975e\u5e38\u5b9e\u7528\uff1aFalse<\/code> \u5f80\u5f80\u8868\u793a\u8282\u70b9\u4ecd\u80fd\u901a\u4fe1\uff0c\u4f46\u72b6\u6001\u4e0d\u5065\u5eb7\uff1b\u800c Unknown<\/code> \u66f4\u5e38\u610f\u5473\u7740\u901a\u4fe1\u94fe\u8def\u5df2\u7ecf\u65ad\u5f00\u3002<\/p>\n

    \u4fee\u590d\u8def\u5f84\u4e00\uff1a\u5e72\u51c0\u5730\u6062\u590d\u8282\u70b9\u4ee3\u7406<\/strong><\/h2>\n

    \u5982\u679c\u8282\u70b9\u4ee3\u7406\u5df2\u505c\u6b62\uff0c\u6216\u65e5\u5fd7\u4e2d\u663e\u793a\u542f\u52a8\u5931\u8d25\uff0c\u90a3\u4e48\u5e94\u5c06\u5b83\u89c6\u4e3a\u9996\u8981\u6545\u969c\u70b9\u3002\u5e38\u89c1\u539f\u56e0\u5305\u62ec\u65e0\u6548\u53c2\u6570\u3001\u51ed\u8bc1\u8fc7\u671f\u3001\u914d\u7f6e\u5f15\u7528\u9519\u8bef\uff0c\u6216\u8005\u65e0\u6cd5\u8fde\u63a5\u8fd0\u884c\u65f6\u5957\u63a5\u5b57\u3002\u4fee\u590d\u52a8\u4f5c\u5e94\u5c3d\u91cf\u7b80\u6d01\uff0c\u5e76\u786e\u4fdd\u53ef\u56de\u6eda\u3002<\/p>\n

    \n
    1. \u5148\u68c0\u67e5\u670d\u52a1\u72b6\u6001\uff0c\u9605\u8bfb\u6700\u8fd1\u65e5\u5fd7\u540e\u518d\u51b3\u5b9a\u662f\u5426\u91cd\u542f\u3002<\/li>\n
    2. \u9a8c\u8bc1\u914d\u7f6e\u4e2d\u7684\u8fd0\u884c\u65f6\u7aef\u70b9\u4ee5\u53ca\u672c\u5730\u8bc1\u4e66\u662f\u5426\u6b63\u786e\u3002<\/li>\n
    3. \u786e\u8ba4\u4e3b\u673a\u540d\u4e0e\u8282\u70b9\u8eab\u4efd\u4ecd\u7136\u7b26\u5408\u5f53\u524d\u96c6\u7fa4\u9884\u671f\u3002<\/li>\n
    4. \u5b8c\u6210\u4fee\u6539\u540e\uff0c\u91cd\u542f\u670d\u52a1\u5e76\u5b9e\u65f6\u89c2\u5bdf\u6700\u65b0\u65e5\u5fd7\u3002<\/li>\n<\/ol>\n

       \u4e0d\u8981\u5ffd\u89c6\u90a3\u4e9b\u770b\u8d77\u6765\u5e76\u4e0d\u663e\u773c\u7684\u8ba4\u8bc1\u9519\u8bef\u3002\u67d0\u4e9b\u8282\u70b9\u5728\u672c\u5730 shell \u4e2d\u770b\u4f3c\u4e00\u5207\u6b63\u5e38\uff0c\u5374\u4f9d\u65e7\u65e0\u6cd5\u5b8c\u6210\u6ce8\u518c\u6216\u5fc3\u8df3\u66f4\u65b0\u3002Kubernetes \u5b98\u65b9\u4e5f\u6307\u51fa\uff0c\u8282\u70b9\u4ee3\u7406\u8d1f\u8d23\u8282\u70b9\u72b6\u6001\u4e0a\u62a5\u4ee5\u53ca Lease \u66f4\u65b0\uff0c\u56e0\u6b64\u5b83\u7684\u4efb\u4f55\u5f02\u5e38\u90fd\u4f1a\u76f4\u63a5\u5f71\u54cd\u5c31\u7eea\u72b6\u6001\u7684\u53ef\u89c1\u6027\u3002<\/p>\n

       \u4fee\u590d\u8def\u5f84\u4e8c\uff1a\u6062\u590d\u5bb9\u5668\u8fd0\u884c\u65f6<\/strong><\/h2>\n

       \u5bb9\u5668\u8fd0\u884c\u65f6\u4e00\u65e6\u635f\u574f\uff0c\u8868\u9762\u73b0\u8c61\u5f80\u5f80\u4f1a\u8ba9\u4eba\u8bef\u4ee5\u4e3a\u662f\u8282\u70b9\u4ee3\u7406\u7684\u95ee\u9898\uff0c\u4f46\u771f\u6b63\u7684\u6545\u969c\u53ef\u80fd\u9690\u85cf\u5728\u66f4\u5e95\u5c42\u3002\u5982\u679c\u8fd0\u884c\u65f6\u670d\u52a1\u5df2\u7ecf\u505c\u6b62\u3001\u5361\u6b7b\uff0c\u6216\u8005\u66b4\u9732\u4e86\u9519\u8bef\u7684\u63a5\u53e3\uff0cPod \u751f\u547d\u5468\u671f\u64cd\u4f5c\u5c31\u4f1a\u505c\u6ede\uff0c\u8282\u70b9\u5c31\u7eea\u72b6\u6001\u4e5f\u53ef\u80fd\u968f\u4e4b\u5d29\u6e83\u3002<\/p>\n

       \n
       • \u786e\u8ba4\u8fd0\u884c\u65f6\u670d\u52a1\u5904\u4e8e\u6d3b\u52a8\u72b6\u6001\u3002<\/li>\n
       • \u68c0\u67e5\u8fd0\u884c\u65f6\u5957\u63a5\u5b57\u8def\u5f84\u662f\u5426\u4e0e\u8282\u70b9\u4ee3\u7406\u914d\u7f6e\u4e00\u81f4\u3002<\/li>\n
       • \u67e5\u770b\u542f\u52a8\u65e5\u5fd7\u4e2d\u662f\u5426\u5b58\u5728\u63d2\u4ef6\u3001\u63a5\u53e3\u6216\u914d\u7f6e\u89e3\u6790\u9519\u8bef\u3002<\/li>\n
       • \u5982\u679c\u8fd0\u884c\u65f6\u660e\u663e\u5f02\u5e38\uff0c\u5148\u91cd\u542f\u8fd0\u884c\u65f6\uff0c\u518d\u91cd\u542f\u8282\u70b9\u4ee3\u7406\u3002<\/li>\n<\/ul>\n

         Kubernetes \u5b98\u65b9\u8fd0\u884c\u65f6\u6307\u5bfc\u5f3a\u8c03\uff0c\u8fd0\u884c\u65f6\u5fc5\u987b\u652f\u6301\u9884\u671f\u7684\u63a5\u53e3\u7248\u672c\uff0c\u800c\u56f4\u7ed5\u8fd0\u884c\u65f6\u63a5\u53e3\u7684\u914d\u7f6e\u9519\u8bef\u53ef\u80fd\u76f4\u63a5\u5bfc\u81f4\u8282\u70b9\u6ce8\u518c\u5931\u8d25\u3002<\/p>\n

         \u5f53\u8fd0\u884c\u65f6\u6062\u590d\u540e\uff0c\u4e5f\u4e0d\u8981\u7acb\u523b\u5ba3\u544a\u95ee\u9898\u89e3\u51b3\u3002\u8fd8\u9700\u8981\u786e\u8ba4\u8282\u70b9\u4ee3\u7406\u5df2\u7ecf\u53ef\u4ee5\u91cd\u65b0\u4e0e\u5176\u901a\u4fe1\uff0c\u7136\u540e\u518d\u6b21\u68c0\u67e5\u8282\u70b9\u5bf9\u8c61\u3002\u56e0\u4e3a\u5373\u4fbf\u8fd0\u884c\u65f6\u6210\u529f\u542f\u52a8\uff0c\u53ea\u8981\u5b83\u4ecd\u65e0\u6cd5\u4e3a Pod \u5efa\u7acb\u6c99\u7bb1\u7f51\u7edc\uff0c\u8282\u70b9\u4f9d\u65e7\u8c08\u4e0d\u4e0a\u7a33\u5b9a\u3002<\/p>\n

         \u4fee\u590d\u8def\u5f84\u4e09\uff1a\u5904\u7406\u7f51\u7edc\u4e0e CNI \u6f02\u79fb<\/strong><\/h2>\n

         \u7f51\u7edc\u6545\u969c\u901a\u5e38\u66f4\u68d8\u624b\uff0c\u56e0\u4e3a\u5b83\u4eec\u53ef\u80fd\u4f2a\u88c5\u6210\u63a7\u5236\u5e73\u9762\u5931\u8054\u3001Pod \u6c99\u7bb1\u521b\u5efa\u5931\u8d25\uff0c\u6216\u95f4\u6b47\u6027\u7684\u5c31\u7eea\u72b6\u6001\u6296\u52a8\u3002\u5982\u679c\u8282\u70b9\u4e3b\u673a\u7f51\u7edc\u672c\u8eab\u53ef\u8fbe\uff0c\u4f46 Pod \u65e0\u6cd5\u5b8c\u6210\u7f51\u7edc\u521d\u59cb\u5316\uff0c\u5c31\u5e94\u4ed4\u7ec6\u68c0\u67e5\u672c\u5730 CNI \u914d\u7f6e\u548c\u8fd0\u884c\u65f6\u65e5\u5fd7\u3002<\/p>\n

         \n
         • \u786e\u8ba4\u8282\u70b9\u80fd\u591f\u89e3\u6790\u5e76\u8bbf\u95ee API \u7aef\u70b9\u3002<\/li>\n
         • \u68c0\u67e5\u672c\u5730 CNI \u914d\u7f6e\u6587\u4ef6\u662f\u5426\u5b58\u5728\u8bed\u6cd5\u6216\u7248\u672c\u4e0d\u5339\u914d\u3002<\/li>\n
         • \u4ece\u8fd0\u884c\u65f6\u65e5\u5fd7\u4e2d\u67e5\u627e\u6c99\u7bb1\u7f51\u7edc\u6216\u7f51\u7edc\u547d\u540d\u7a7a\u95f4\u9519\u8bef\u3002<\/li>\n
         • \u53ea\u6709\u5728\u786e\u8ba4\u914d\u7f6e\u6709\u6548\u540e\uff0c\u518d\u91cd\u542f\u7f51\u7edc\u7ec4\u4ef6\u3002<\/li>\n<\/ul>\n

           Kubernetes \u5173\u4e8e CNI \u76f8\u5173\u9519\u8bef\u7684\u6392\u969c\u8bf4\u660e\u6307\u51fa\uff0c\u63d2\u4ef6\u884c\u4e3a\u4e0e\u914d\u7f6e\u4e0d\u5339\u914d\u65f6\uff0c\u5de5\u4f5c\u8d1f\u8f7d\u53ef\u80fd\u4f1a\u9677\u5165\u5361\u4f4f\u72b6\u6001\uff0c\u6b63\u786e\u7684\u505a\u6cd5\u5e94\u662f\u5148\u4fee\u6b63\u914d\u7f6e\uff0c\u518d\u91cd\u542f\u8fd0\u884c\u65f6\u548c\u8282\u70b9\u4ee3\u7406\u3002<\/p>\n

           \u5728\u670d\u52a1\u5668\u79df\u7528\u548c\u670d\u52a1\u5668\u6258\u7ba1\u73af\u5883\u4e2d\uff0c\u8fd8\u5e94\u987a\u5e26\u68c0\u67e5\u8fd1\u671f\u662f\u5426\u53d1\u751f\u4e86\u9632\u706b\u5899\u89c4\u5219\u53d8\u66f4\u3001MTU \u4e0d\u5339\u914d\uff0c\u6216\u7ef4\u62a4\u7a97\u53e3\u540e\u7684\u8def\u7531\u6f02\u79fb\u3002\u8fd9\u7c7b\u95ee\u9898\u5e38\u5e38\u4f1a\u5728\u4e00\u6b21\u770b\u4f3c\u6b63\u5e38\u7684\u91cd\u542f\u4e4b\u540e\u96c6\u4e2d\u66b4\u9732\u51fa\u6765\u3002<\/p>\n

           \u4fee\u590d\u8def\u5f84\u56db\uff1a\u6e05\u9664\u672c\u5730\u8d44\u6e90\u538b\u529b<\/strong><\/h2>\n

           \u8d44\u6e90\u538b\u529b\u7c7b\u95ee\u9898\u5f80\u5f80\u6700\u5bb9\u6613\u9a8c\u8bc1\uff0c\u5374\u4e5f\u6700\u5bb9\u6613\u88ab\u4f4e\u4f30\u3002\u8282\u70b9\u5e76\u4e0d\u9700\u8981\u5b8c\u5168\u8017\u5c3d\u78c1\u76d8\u6216\u5185\u5b58\uff0c\u624d\u4f1a\u8fdb\u5165\u529f\u80fd\u6027\u5f02\u5e38\u72b6\u6001\u3002\u65e5\u5fd7\u81a8\u80c0\u3001\u955c\u50cf\u5806\u79ef\u3001inode \u8017\u5c3d\u4ee5\u53ca\u5931\u63a7\u8fdb\u7a0b\uff0c\u90fd\u53ef\u80fd\u8db3\u4ee5\u628a\u5b83\u63a8\u5411\u8fb9\u7f18\u3002<\/p>\n

           \n
           1. \u68c0\u67e5\u53ef\u7528\u78c1\u76d8\u7a7a\u95f4\u4ee5\u53ca inode \u4f7f\u7528\u7387\u3002<\/li>\n
           2. \u68c0\u67e5\u53ef\u7528\u5185\u5b58\uff0c\u4ee5\u53ca\u5982\u9002\u7528\u65f6\u7684 swap \u884c\u4e3a\u3002<\/li>\n
           3. \u67e5\u627e\u8fc7\u91cf\u65e5\u5fd7\u3001\u5931\u6548\u6c99\u7bb1\u548c\u9057\u7559\u65e0\u7528\u4ea7\u7269\u3002<\/li>\n
           4. \u8c28\u614e\u6e05\u7406\u65e0\u6548\u6570\u636e\uff0c\u5e76\u4ec5\u5728\u5fc5\u8981\u65f6\u91cd\u542f\u76f8\u5173\u670d\u52a1\u3002<\/li>\n<\/ol>\n

              \u8282\u70b9\u72b6\u6001\u6a21\u578b\u660e\u786e\u5305\u542b\u78c1\u76d8\u3001\u5185\u5b58\u548c\u8fdb\u7a0b\u538b\u529b\u6761\u4ef6\uff0c\u56e0\u6b64\u4e00\u65e6\u8fd9\u4e9b\u6807\u5fd7\u88ab\u89e6\u53d1\uff0c\u5c31\u5e94\u5c06\u5176\u89c6\u4e3a\u4e00\u7c7b\u4e00\u7b49\u6545\u969c\u539f\u56e0\uff0c\u800c\u4e0d\u662f\u9644\u5e26\u566a\u97f3\u3002<\/p>\n

              \u7528\u4e00\u53e5\u66f4\u201c\u6781\u5ba2\u201d\u7684\u8bdd\u6765\u8bf4\uff1a\u5982\u679c\u4e00\u53f0\u673a\u5668\u5df2\u7ecf\u628a\u5927\u90e8\u5206\u7cbe\u529b\u7528\u5728\u81ea\u6211\u9632\u5fa1\u4e0a\uff0c\u800c\u4e0d\u662f\u670d\u52a1\u5de5\u4f5c\u8d1f\u8f7d\uff0c\u90a3\u4e48\u5c31\u7eea\u72b6\u6001\u53d7\u635f\u51e0\u4e4e\u662f\u5fc5\u7136\u7ed3\u679c\u3002\u628a\u8282\u70b9\u6e05\u7406\u5230\u8ba9\u5185\u6838\u3001\u8fd0\u884c\u65f6\u548c\u4ee3\u7406\u90fd\u91cd\u65b0\u62e5\u6709\u5598\u606f\u7a7a\u95f4\uff0c\u5f80\u5f80\u624d\u662f\u771f\u6b63\u7684\u6062\u590d\u3002<\/p>\n

              \u4ec0\u4e48\u65f6\u5019\u5e94\u8be5\u91cd\u65b0\u52a0\u5165\u96c6\u7fa4\uff0c\u800c\u4e0d\u662f\u539f\u5730\u4fee\u8865<\/strong><\/h2>\n

              \u6709\u65f6\u5019\uff0c\u6700\u77ed\u8def\u5f84\u5e76\u4e0d\u662f\u7cbe\u7ec6\u4fee\u8865\uff0c\u800c\u662f\u8fdb\u884c\u4e00\u6b21\u53ef\u63a7\u66ff\u6362\u3002\u5982\u679c\u8282\u70b9\u6301\u7eed\u51fa\u73b0\u8bc1\u4e66\u95ee\u9898\u3001\u914d\u7f6e\u4e25\u91cd\u6f02\u79fb\uff0c\u6216\u8005\u5728\u5931\u8d25\u5347\u7ea7\u540e\u9057\u7559\u4e86\u6df7\u4e71\u72b6\u6001\uff0c\u90a3\u4e48\u4e0e\u5176\u4e0d\u65ad\u53e0\u52a0\u4e34\u65f6\u8865\u4e01\uff0c\u4e0d\u5982\u76f4\u63a5\u91cd\u65b0\u52a0\u5165\u96c6\u7fa4\u66f4\u7a33\u59a5\u3002<\/p>\n

              \n
              • \u5f53\u8282\u70b9\u8eab\u4efd\u6216\u4fe1\u4efb\u94fe\u5df2\u7ecf\u635f\u574f\u65f6\uff0c\u4f18\u5148\u8003\u8651\u91cd\u65b0\u52a0\u5165\u3002<\/li>\n
              • \u5f53\u672c\u5730\u914d\u7f6e\u53d8\u66f4\u5386\u53f2\u4e0d\u518d\u53ef\u4fe1\u65f6\uff0c\u4f18\u5148\u8003\u8651\u91cd\u65b0\u52a0\u5165\u3002<\/li>\n
              • \u5f53\u8282\u70b9\u5728 Ready \u4e0e NotReady \u4e4b\u95f4\u9891\u7e41\u6296\u52a8\u65f6\uff0c\u4f18\u5148\u8003\u8651\u91cd\u65b0\u52a0\u5165\u3002<\/li>\n
              • \u5982\u679c\u4e1a\u52a1\u5141\u8bb8\u63a7\u5236\u4e2d\u65ad\uff0c\u5219\u53ef\u5728 drain \u540e\u6267\u884c\u91cd\u65b0\u52a0\u5165\u3002<\/li>\n<\/ul>\n

                \u8fd9\u79cd\u7b56\u7565\u5c24\u5176\u9002\u7528\u4e8e\u53ef\u66ff\u6362\u578b\u5de5\u4f5c\u8282\u70b9\u6a21\u5f0f\uff0c\u4f46\u5373\u4f7f\u5728\u66f4\u9759\u6001\u7684\u670d\u52a1\u5668\u6258\u7ba1\u90e8\u7f72\u4e2d\uff0c\u5b83\u540c\u6837\u80fd\u591f\u6709\u6548\u7f29\u77ed\u6062\u590d\u5230\u7a33\u5b9a\u72b6\u6001\u7684\u65f6\u95f4\u3002\u5173\u952e\u5728\u4e8e\u4fdd\u6301\u6d41\u7a0b\u7eaa\u5f8b\uff1a\u80fd drain \u5c31\u5148 drain\uff0c\u8bb0\u5f55\u4e3a\u4f55\u91cd\u5efa\u8be5\u8282\u70b9\uff0c\u5e76\u786e\u8ba4\u66ff\u6362\u540e\u7684\u8282\u70b9\u4e0d\u4f1a\u7ee7\u627f\u540c\u6837\u7684\u6545\u969c\u6a21\u5f0f\u3002<\/p>\n

                \u6062\u590d\u540e\u7684\u9a8c\u8bc1\u68c0\u67e5<\/strong><\/h2>\n

                \u5f88\u591a\u56e2\u961f\u4f1a\u5728\u8fd9\u91cc\u505c\u5f97\u592a\u65e9\u3002kubectl get nodes<\/code> \u4e2d\u8282\u70b9\u91cd\u65b0\u53d8\u7eff\u56fa\u7136\u91cd\u8981\uff0c\u4f46\u8fd9\u53ea\u662f\u5fc5\u8981\u6761\u4ef6\uff0c\u800c\u4e0d\u662f\u5145\u5206\u6761\u4ef6\u3002\u4f60\u771f\u6b63\u9700\u8981\u7684\u662f\u6574\u6761\u5c31\u7eea\u94fe\u8def\u5df2\u7ecf\u6062\u590d\u5065\u5eb7\u7684\u8bc1\u636e\u3002<\/p>\n

                \n
                1. \u786e\u8ba4\u8282\u70b9\u663e\u793a\u4e3a Ready<\/code>\u3002<\/li>\n
                2. \u786e\u8ba4\u8d44\u6e90\u538b\u529b\u548c\u7f51\u7edc\u6761\u4ef6\u90fd\u6062\u590d\u6b63\u5e38\u3002<\/li>\n
                3. \u786e\u8ba4\u65b0\u7684 Pod \u53ef\u4ee5\u5728\u8be5\u8282\u70b9\u4e0a\u8c03\u5ea6\u5e76\u6210\u529f\u542f\u52a8\u3002<\/li>\n
                4. \u786e\u8ba4\u8fd0\u884c\u65f6\u548c\u8282\u70b9\u4ee3\u7406\u65e5\u5fd7\u5728\u6062\u590d\u540e\u4fdd\u6301\u5b89\u9759\u3002<\/li>\n
                5. \u786e\u8ba4\u6ca1\u6709\u65b0\u7684\u544a\u8b66\u4e8b\u4ef6\u6301\u7eed\u7d2f\u79ef\u3002<\/li>\n<\/ol>\n

                   \u5982\u679c\u8282\u70b9\u867d\u7136\u56de\u5230\u4e86 Ready\uff0c\u5374\u5f88\u5feb\u518d\u6b21\u8dcc\u56de\u5f02\u5e38\u72b6\u6001\uff0c\u5c31\u4e0d\u8981\u7ee7\u7eed\u9677\u5165\u53cd\u590d\u91cd\u542f\u670d\u52a1\u7684\u5faa\u73af\u3002\u8fd9\u901a\u5e38\u610f\u5473\u7740\u539f\u59cb\u6545\u969c\u53ea\u662f\u88ab\u6682\u65f6\u63a9\u76d6\uff0c\u800c\u975e\u771f\u6b63\u4fee\u590d\u3002\u6b64\u65f6\u5e94\u56de\u5230\u6700\u5148\u5931\u8d25\u7684\u4f9d\u8d56\u9879\uff0c\u4ece\u90a3\u91cc\u91cd\u65b0\u5411\u524d\u8ffd\u8e2a\u3002<\/p>\n

                   \u4fdd\u6301\u96c6\u7fa4\u7a33\u5b9a\u8fd0\u884c\u7684\u9884\u9632\u7b56\u7565<\/strong><\/h2>\n

                   \u6700\u5feb\u7684\u6062\u590d\uff0c\u5f80\u5f80\u662f\u90a3\u4e9b\u539f\u672c\u5c31\u5f88\u5c11\u9700\u8981\u6062\u590d\u7684\u7cfb\u7edf\u3002\u9488\u5bf9\u8282\u70b9\u5065\u5eb7\u7684\u9884\u9632\u6027\u5de5\u7a0b\u770b\u4f3c\u4e0d\u591f\u70ab\u76ee\uff0c\u4f46\u6bcf\u9022\u96c6\u7fa4\u9700\u8981\u627f\u53d7\u7ef4\u62a4\u7a97\u53e3\u3001\u6d41\u91cf\u6ce2\u52a8\u6216\u6587\u4ef6\u7cfb\u7edf\u81a8\u80c0\u65f6\uff0c\u5b83\u90fd\u4f1a\u5e26\u6765\u5b9e\u5b9e\u5728\u5728\u7684\u56de\u62a5\u3002<\/p>\n

                   \n
                   • \u4e3b\u52a8\u8ddf\u8e2a\u8282\u70b9\u72b6\u6001\u6761\u4ef6\u4e0e Lease \u884c\u4e3a\u3002<\/li>\n
                   • \u4e3a\u65e5\u5fd7\u3001\u955c\u50cf\u548c\u7cfb\u7edf\u5b88\u62a4\u8fdb\u7a0b\u9884\u7559\u8db3\u591f\u672c\u5730\u8d44\u6e90\u4f59\u91cf\u3002<\/li>\n
                   • \u5728\u5185\u6838\u6216\u914d\u7f6e\u53d8\u66f4\u540e\u6d4b\u8bd5\u8282\u70b9\u91cd\u542f\u884c\u4e3a\u3002<\/li>\n
                   • \u4fdd\u8bc1\u5404\u8282\u70b9\u4e4b\u95f4\u7684\u8fd0\u884c\u65f6\u548c CNI \u914d\u7f6e\u4e00\u81f4\u3002<\/li>\n
                   • \u5728\u751f\u4ea7\u4e8b\u6545\u53d1\u751f\u4e4b\u524d\uff0c\u5148\u6f14\u7ec3\u8282\u70b9\u66ff\u6362\u6d41\u7a0b\u3002<\/li>\n<\/ul>\n

                     Kubernetes \u5b98\u65b9\u6587\u6863\u5f3a\u8c03\uff0c\u8282\u70b9\u53ef\u7528\u6027\u4f9d\u8d56\u4e8e\u7a33\u5b9a\u7684\u5fc3\u8df3\u548c\u5065\u5eb7\u7684\u672c\u5730\u72b6\u6001\u4e0a\u62a5\u3002\u56e0\u6b64\uff0c\u56f4\u7ed5\u8282\u70b9\u4ee3\u7406\u3001Lease \u6d3b\u52a8\u3001\u8d44\u6e90\u538b\u529b\u4ee5\u53ca\u7f51\u7edc\u8def\u5f84\u5efa\u7acb\u9884\u9632\u6027\u76d1\u63a7\uff0c\u901a\u5e38\u6bd4\u5355\u7eaf\u4f9d\u8d56\u901a\u7528\u53ef\u7528\u6027\u68c0\u6d4b\u66f4\u6709\u4ef7\u503c\u3002<\/p>\n

                     \u603b\u7ed3<\/strong><\/h2>\n

                     \u5feb\u901f\u6062\u590d\u4e00\u6b21 Kubernetes \u8282\u70b9 NotReady<\/strong> \u4e8b\u4ef6\uff0c\u5173\u952e\u4e0d\u5728\u4e8e\u6b7b\u8bb0\u786c\u80cc\u96f6\u6563\u547d\u4ee4\uff0c\u800c\u5728\u4e8e\u5c0a\u91cd\u4f9d\u8d56\u987a\u5e8f\u3002\u5148\u8bfb\u8282\u70b9\u5bf9\u8c61\uff0c\u518d\u9a8c\u8bc1\u8282\u70b9\u4ee3\u7406\uff0c\u518d\u9a8c\u8bc1\u8fd0\u884c\u65f6\uff0c\u7136\u540e\u68c0\u67e5\u8d44\u6e90\u538b\u529b\uff0c\u6700\u540e\u5728\u8bc1\u636e\u6307\u5411\u660e\u786e\u65f6\u518d\u8fdb\u5165\u7f51\u7edc\u4fee\u590d\u6216\u91cd\u65b0\u52a0\u5165\u6d41\u7a0b\u3002\u5bf9\u4e8e\u5728\u670d\u52a1\u5668\u79df\u7528\u6216\u670d\u52a1\u5668\u6258\u7ba1\u73af\u5883\u4e2d\u8fd0\u884c\u96c6\u7fa4\u7684\u6280\u672f\u56e2\u961f\u800c\u8a00\uff0c\u8fd9\u79cd\u65b9\u6cd5\u80fd\u8ba9\u6392\u969c\u8fc7\u7a0b\u66f4\u9510\u5229\u3001\u66f4\u53ef\u590d\u7528\uff0c\u4e5f\u66f4\u201c\u65e0\u804a\u201d\u2014\u2014\u800c\u5728\u57fa\u7840\u8bbe\u65bd\u8fd0\u7ef4\u9886\u57df\uff0c\u8fd9\u6070\u6070\u662f\u4e00\u79cd\u4f18\u70b9\uff1a\u6545\u969c\u5f71\u54cd\u8303\u56f4\u66f4\u5c0f\uff0c\u6839\u56e0\u66f4\u5bb9\u6613\u66b4\u9732\uff0c\u96c6\u7fa4\u4e5f\u80fd\u5728\u5c3d\u53ef\u80fd\u5c11\u7684\u620f\u5267\u6027\u6ce2\u52a8\u4e2d\u6062\u590d\u5de5\u4f5c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

                     \u5f53\u96c6\u7fa4\u5f00\u59cb\u62a5\u544a Kubernetes \u8282\u70b9 NotReady \u65f6\uff0c\u7ecf\u9a8c\u4e30\u5bcc\u7684\u8fd0\u7ef4\u4eba\u5458\u90fd\u77e5\u9053\uff0c\u6545\u969c\u5f71\u54cd\u8303\u56f4\u5f80\u5f80\u4f1a\u8fc5\u901f\u6269\u5927\u3002\u4e00\u4e2a\u5de5\u4f5c\u8282\u70b9\u4e00\u65e6\u505c\u6b62\u4e0a\u62a5\u5065\u5eb7\u72b6\u6001\uff0c\u5c31\u53ef\u80fd\u6253\u4e71\u8c03\u5ea6\u3001\u89e6\u53d1\u9a71\u9010\uff0c\u5e76\u8ba9\u4e1a\u52a1\u8d1f\u8f7d\u8fdb\u5165\u4e0d\u7a33\u5b9a\u72b6\u6001\u3002\u5728\u771f\u5b9e\u7684\u670d\u52a1\u5668\u79df\u7528\u548c\u670d\u52a1\u5668\u6258\u7ba1\u73af\u5883\u4e2d\uff0c\u6700\u5feb\u7684\u6062\u590d\u65b9\u5f0f\u5e76\u4e0d\u662f\u51ed\u7ecf\u9a8c\u76f2\u731c\uff0c\u800c\u662f\u6709\u6761\u7406\u5730\u68c0\u67e5\u8282\u70b9\u72b6\u6001\u3001\u672c\u5730\u8fd0\u884c\u65f6\u5065\u5eb7\u72b6\u51b5\u3001\u7cfb\u7edf\u8d44\u6e90\u4ee5\u53ca\u4e0e\u63a7\u5236\u5e73\u9762\u7684\u8fde\u901a\u6027\u3002\u672c\u6587\u5c06\u56f4\u7ed5\u4e00\u5957\u52a1\u5b9e\u7684\u6062\u590d\u6d41\u7a0b\u5c55\u5f00\uff0c\u9762\u5411\u5e0c\u671b\u83b7\u5f97\u9ad8\u4ef7\u503c\u6280\u672f\u4fe1\u606f\u800c\u975e\u7a7a\u6cdb\u63cf\u8ff0\u7684\u6280\u672f\u8bfb\u8005\u3002 NotReady \u5728\u8282\u70b9\u5c42\u9762\u7a76\u7adf\u610f\u5473\u7740\u4ec0\u4e48 \u5728 Kubernetes \u4e2d\uff0c\u8282\u70b9\u5065\u5eb7\u72b6\u6001\u901a\u8fc7\u4e00\u7ec4\u72b6\u6001\u6761\u4ef6\u6765\u53d1\u5e03\uff0c\u5176\u4e2d\u6700\u5173\u952e\u7684\u662f Ready\u3002\u5f53\u8fd9\u4e2a\u6761\u4ef6\u5207\u6362\u4e3a False \u65f6\uff0c\u8bf4\u660e\u8be5\u8282\u70b9\u5df2\u4e0d\u518d\u88ab\u89c6\u4e3a\u8db3\u591f\u5065\u5eb7\uff0c\u65e0\u6cd5\u7ee7\u7eed\u6b63\u5e38\u63a5\u6536\u65b0\u7684\u5de5\u4f5c\u8d1f\u8f7d\u8c03\u5ea6\u3002\u5b98\u65b9\u6587\u6863\u4e5f\u6307\u51fa\uff0c\u5f53 Ready \u6761\u4ef6\u6301\u7eed\u5f02\u5e38\u4e00\u6bb5\u65f6\u95f4\u540e\uff0c\u63a7\u5236\u5e73\u9762\u53ef\u80fd\u4f1a\u4e3a\u8be5\u8282\u70b9\u6dfb\u52a0 not-ready taint\uff0c\u8fd9\u4f1a\u5f71\u54cd\u8c03\u5ea6\u884c\u4e3a\uff0c\u5e76\u6839\u636e toleration \u914d\u7f6e\u8fdb\u4e00\u6b65\u5f71\u54cd\u6b63\u5728\u8fd0\u884c\u7684\u5de5\u4f5c\u8d1f\u8f7d\u3002 \u8282\u70b9\u8fdb\u5165\u8be5\u72b6\u6001\u7684\u539f\u56e0\u53ef\u80fd\u5f88\u591a\uff0c\u4f46\u5176\u5e95\u5c42\u673a\u5236\u5f88\u76f4\u63a5\uff1a \u8282\u70b9\u4ee3\u7406\u505c\u6b62\u4e0a\u62a5\u5065\u5eb7\u72b6\u6001\u3002 \u63a7\u5236\u5e73\u9762\u672a\u80fd\u6309\u9884\u671f\u6536\u5230\u5fc3\u8df3\u6216\u79df\u7ea6\u66f4\u65b0\u3002 \u8d44\u6e90\u538b\u529b\u6216\u7f51\u7edc\u5f02\u5e38\u5c06\u8282\u70b9\u6807\u8bb0\u4e3a\u4e0d\u5065\u5eb7\u3002 \u8c03\u5ea6\u5668\u548c\u63a7\u5236\u5668\u5f00\u59cb\u5c06\u8be5\u8282\u70b9\u89c6\u4e3a\u4e0d\u53ef\u9760\u76ee\u6807\u3002 \u4e5f\u5c31\u662f\u8bf4\uff0cNotReady \u5e76\u4e0d\u662f\u6839\u672c\u539f\u56e0\uff0c\u800c\u662f\u96c6\u7fa4\u5bf9\u5916\u66b4\u9732\u51fa\u7684\u75c7\u72b6\u3002\u771f\u6b63\u7684\u4efb\u52a1\uff0c\u662f\u627e\u51fa\u6700\u5148\u5931\u6548\u7684\u5b50\u7cfb\u7edf\uff0c\u5e76\u6062\u590d\u8282\u70b9\u3001\u672c\u5730\u8fd0\u884c\u65f6\u4ee5\u53ca API \u7aef\u70b9\u4e4b\u95f4\u6700\u57fa\u7840\u7684\u4fe1\u4efb\u94fe\u8def\u3002Kubernetes \u5b98\u65b9\u6587\u6863\u4ecb\u7ecd\u4e86\u8282\u70b9\u5fc3\u8df3\u4f9d\u8d56\u72b6\u6001\u66f4\u65b0\u4e0e Lease \u5bf9\u8c61\uff0c\u56e0\u6b64\u65e0\u8bba\u662f\u4ee3\u7406\u5065\u5eb7\u8fd8\u662f\u7f51\u7edc\u8def\u5f84\uff0c\u5728\u6392\u67e5\u4e2d\u90fd\u81f3\u5173\u91cd\u8981\u3002 \u5bfc\u81f4\u8282\u70b9\u8fdb\u5165 NotReady \u7684\u5e38\u89c1\u6545\u969c\u57df \u5927\u591a\u6570\u6545\u969c\u4e8b\u4ef6\u90fd\u53ef\u4ee5\u5f52\u5165\u51e0\u4e2a\u9ad8\u5ea6\u91cd\u590d\u7684\u7c7b\u522b\u3002\u6309\u7167\u6545\u969c\u57df\u6765\u7ec4\u7ec7\u601d\u8def\uff0c\u53ef\u4ee5\u663e\u8457\u7f29\u77ed\u6062\u590d\u65f6\u95f4\uff0c\u56e0\u4e3a\u6bcf\u4e00\u7c7b\u95ee\u9898\u90fd\u4f1a\u5728\u65e5\u5fd7\u548c\u72b6\u6001\u6761\u4ef6\u4e2d\u7559\u4e0b\u4e0d\u540c\u75d5\u8ff9\u3002 \u8282\u70b9\u4ee3\u7406\u6545\u969c\uff1a\u672c\u5730\u4ee3\u7406\u670d\u52a1\u505c\u6b62\u3001\u5361\u6b7b\u3001\u914d\u7f6e\u9519\u8bef\uff0c\u6216\u65e0\u6cd5\u5b8c\u6210\u8ba4\u8bc1\u3002 \u5bb9\u5668\u8fd0\u884c\u65f6\u5f02\u5e38\uff1a\u8fd0\u884c\u65f6\u5957\u63a5\u5b57\u4e0d\u53ef\u7528\u3001\u670d\u52a1\u5b95\u6389\uff0c\u6216\u8fd0\u884c\u65f6\u63a5\u53e3\u914d\u7f6e\u9519\u8bef\u3002 \u7f51\u7edc\u8def\u5f84\u95ee\u9898\uff1a\u8282\u70b9\u65e0\u6cd5\u8bbf\u95ee API \u7aef\u70b9\u3001DNS \u51fa\u73b0\u6545\u969c\uff0c\u6216\u8986\u76d6\u7f51\u7edc\u4e0d\u5065\u5eb7\u3002 \u8d44\u6e90\u538b\u529b\uff1a\u78c1\u76d8\u3001\u5185\u5b58\u6216\u8fdb\u7a0b\u8d44\u6e90\u538b\u529b\u4f7f\u8282\u70b9\u8fdb\u5165\u964d\u7ea7\u72b6\u6001\u3002 \u542f\u52a8\u6216\u7ef4\u62a4\u6f02\u79fb\uff1a\u8282\u70b9\u91cd\u542f\u540e\uff0c\u670d\u52a1\u542f\u52a8\u987a\u5e8f\u3001\u8bc1\u4e66\u6216\u914d\u7f6e\u6587\u4ef6\u672a\u80fd\u6b63\u786e\u6062\u590d\u3002 \u5b98\u65b9\u8282\u70b9\u72b6\u6001\u8bf4\u660e\u5217\u51fa\u4e86\u5e38\u89c1\u6761\u4ef6\uff0c\u4f8b\u5982 DiskPressure\u3001MemoryPressure\u3001PIDPressure \u548c NetworkUnavailable\u3002\u8fd9\u4e9b\u6761\u4ef6\u5f80\u5f80\u662f\u6392\u67e5\u7684\u7b2c\u4e00\u6761\u7ebf\u7d22\uff0c\u56e0\u4e3a\u5b83\u4eec\u80fd\u5728\u65e0\u9700\u6df1\u5165\u53d6\u8bc1\u7684\u524d\u63d0\u4e0b\u5feb\u901f\u7f29\u5c0f\u95ee\u9898\u8303\u56f4\u3002 \u5148\u505a\u6700\u9ad8\u4fe1\u566a\u6bd4\u7684\u5feb\u901f\u68c0\u67e5 \u9996\u8f6e\u6392\u67e5\u7684\u76ee\u6807\u53ea\u6709\u4e00\u4e2a\uff1a\u5224\u65ad\u8be5\u8282\u70b9\u662f\u88ab\u9694\u79bb\u4e86\u3001\u88ab\u538b\u57ae\u4e86\uff0c\u8fd8\u662f\u5185\u90e8\u7ec4\u4ef6\u672c\u8eab\u5df2\u7ecf\u5931\u6548\u3002\u4e0d\u8981\u4e00\u4e0a\u6765\u5c31\u91cd\u542f\u3002\u91cd\u542f\u867d\u7136\u770b\u4f3c\u7b80\u5355\uff0c\u5374\u53ef\u80fd\u63a9\u76d6\u539f\u59cb\u6545\u969c\u7279\u5f81\uff1b\u800c\u5982\u679c\u5b58\u50a8\u3001\u7f51\u7edc\u6216\u8bc1\u4e66\u672c\u5c31\u5904\u4e8e\u5f02\u5e38\u72b6\u6001\uff0c\u76f2\u76ee\u91cd\u542f\u8fd8\u53ef\u80fd\u8ba9\u6062\u590d\u66f4\u590d\u6742\u3002 \u5148\u786e\u8ba4\u8282\u70b9\u662f NotReady \u8fd8\u662f Unknown\u3002 \u68c0\u67e5\u8282\u70b9\u72b6\u6001\u6761\u4ef6\u4e0e\u6700\u8fd1\u4e8b\u4ef6\u3002 \u786e\u8ba4\u8282\u70b9\u4ee3\u7406\u670d\u52a1\u662f\u5426\u5904\u4e8e\u6d3b\u52a8\u72b6\u6001\u3002 […]<\/p>\n

                     Read More…<\/a><\/p>\n","protected":false},"author":2,"featured_media":34926,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[4816],"tags":[13524,13525,13526,13527],"class_list":["post-34929","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-america-dedicated-server-sc","tag-kubernetes-node-recovery","tag-kubelet-troubleshooting","tag-container-runtime-issue","tag-cluster-stability"],"acf":[],"yoast_head":"\n