{"id":123991,"date":"2026-11-08T16:01:26","date_gmt":"2026-11-08T08:01:26","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/123991.html"},"modified":"2026-11-08T16:01:26","modified_gmt":"2026-11-08T08:01:26","slug":"%e4%bb%8e%e5%91%8a%e8%ad%a6%e9%a3%8e%e6%9a%b4%e5%88%b0%e6%a0%b9%e5%9b%a0%e5%ae%9a%e4%bd%8d%ef%bc%9ajava-vue-%e6%8c%87%e6%a0%87%e5%bc%82%e5%b8%b8%e6%a3%80%e6%b5%8b%e4%b8%8e%e6%8b%93%e6%89%91%e6%ba%af","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/123991.html","title":{"rendered":"\u4ece\u544a\u8b66\u98ce\u66b4\u5230\u6839\u56e0\u5b9a\u4f4d\uff1aJava + Vue \u6307\u6807\u5f02\u5e38\u68c0\u6d4b\u4e0e\u62d3\u6251\u6eaf\u6e90\u7cfb\u7edf\u5168\u94fe\u8def\u5b9e\u6218 \u52a8\u6001\u57fa\u7ebf \u00b7 \u591a\u6307\u6807\u8054\u52a8 \u00b7 \u670d\u52a1\u4f9d\u8d56\u56fe \u00b7 \u53ef\u89e3\u91ca\u6839\u56e0\u6392\u5e8f"},"content":{"rendered":"

\"\"<\/p>\n

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\u00a0<\/p>\n

01｜\u5982\u679c\u4e00\u5206\u949f\u5185\u51fa\u73b0\u5341\u6761\u544a\u8b66，\u4f60\u4f1a\u5148\u4fee\u54ea\u91cc？<\/h2>\n

09:42，\u8ba2\u5355\u6570\u636e\u5e93\u8fde\u63a5\u6c60\u4f7f\u7528\u7387\u5f00\u59cb\u6301\u7eed\u4e0a\u5347；20 \u79d2\u540e，\u8ba2\u5355\u63a5\u53e3\u5ef6\u8fdf\u6076\u5316；\u518d\u8fc7 20 \u79d2，\u652f\u4ed8\u94fe\u8def\u51fa\u73b0\u8d85\u65f6；\u76f4\u5230 09:43，\u7f51\u5173\u9519\u8bef\u7387\u660e\u663e\u5347\u9ad8\u3002\u82e5\u8fd0\u7ef4\u9762\u677f\u6309\u201c\u6700\u65b0\u3001\u6700\u4e25\u91cd\u201d\u6392\u5e8f，\u7f51\u5173\u53ef\u80fd\u88ab\u653e\u5728\u7b2c\u4e00\u4f4d，\u4f46\u5b83\u672a\u5fc5\u662f\u6545\u969c\u8d77\u70b9\u3002<\/p>\n

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\"\"<\/p>\n

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\n

\u9605\u8bfb\u4e3b\u7ebf<\/span>\u00a0 \u5148\u5224\u65ad\u6570\u636e\u662f\u5426\u53ef\u4fe1，\u518d\u8bc6\u522b\u5f02\u5e38；\u5148\u9a8c\u8bc1\u662f\u5426\u76f8\u5173，\u518d\u8ba8\u8bba\u53ef\u80fd\u7684\u56e0\u679c\u94fe；\u6700\u540e\u628a\u7ed3\u8bba\u4ea4\u7ed9\u4eba\u5de5\u786e\u8ba4\u4e0e\u590d\u76d8\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u00a0<\/p>\n

02｜\u5148\u770b\u5168\u666f：\u516d\u9879\u6838\u5fc3\u80fd\u529b\u5982\u4f55\u7ec4\u6210\u95ed\u73af<\/h2>\n

\u7cfb\u7edf\u7531 Java \u540e\u7aef\u627f\u63a5\u91c7\u96c6\u3001\u68c0\u6d4b\u3001\u4e8b\u4ef6\u5173\u8054\u3001\u56fe\u8ba1\u7b97\u3001\u6839\u56e0\u8bc4\u5206\u4e0e\u6301\u4e45\u5316；Vue \u524d\u7aef\u8d1f\u8d23\u8d8b\u52bf\u3001\u62d3\u6251\u3001\u89e3\u91ca\u9762\u677f\u548c\u4e8b\u4ef6\u5904\u7406\u3002\u76d1\u63a7\u6570\u636e\u53ef\u4ee5\u6765\u81ea Prometheus\u3001\u5e94\u7528\u4fa7\u6307\u6807\u3001\u6570\u636e\u5e93\u72b6\u6001\u4ee5\u53ca\u94fe\u8def\u8ffd\u8e2a\u3002<\/p>\n

\"\"<\/p>\n

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\n

\u80fd\u529b<\/span><\/p>\n<\/td>\n

\n

\u8f93\u5165<\/span><\/p>\n<\/td>\n

\n

\u5173\u952e\u4ea7\u51fa<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u7edf\u4e00\u6307\u6807<\/span><\/p>\n<\/td>\n

\n

\u8282\u70b9\u3001\u540d\u79f0\u3001\u65f6\u95f4\u3001\u6570\u503c\u3001\u6807\u7b7e<\/span><\/p>\n<\/td>\n

\n

\u53ef\u6bd4\u5bf9\u7684\u65f6\u5e8f\u5e8f\u5217<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

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\n

\u5386\u53f2\u7a97\u53e3\u3001\u5f53\u524d\u91c7\u6837\u503c<\/span><\/p>\n<\/td>\n

\n

\u5f02\u5e38\u5206\u6570\u4e0e\u68c0\u6d4b\u4f9d\u636e<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

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\n

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\n

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\n

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\n

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\n

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\n

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\n

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\n

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\n

\u4e8b\u4ef6\u3001\u8def\u5f84\u3001\u4eba\u5de5\u786e\u8ba4<\/span><\/p>\n<\/td>\n

\n

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\u00a0<\/p>\n

03｜\u7edf\u4e00\u6307\u6807\u6a21\u578b：\u4e0d\u540c\u6765\u6e90\u7684\u6570\u636e\u5148\u8bf4\u540c\u4e00\u79cd\u8bed\u8a00<\/h2>\n

\u4e00\u6761\u76d1\u63a7\u6570\u636e\u81f3\u5c11\u5e94\u5305\u542b nodeId\u3001metricName\u3001timestamp\u3001value \u4e0e unit\u3002\u751f\u4ea7\u73af\u5883\u8fd8\u5efa\u8bae\u4fdd\u7559 source\u3001labels\u3001\u91c7\u96c6\u65f6\u95f4\u3001\u63a5\u6536\u65f6\u95f4\u548c\u6570\u636e\u8d28\u91cf\u6807\u8bc6，\u907f\u514d\u540c\u540d\u6307\u6807\u6765\u81ea\u4e0d\u540c\u73af\u5883\u6216\u5355\u4f4d\u9020\u6210\u8bef\u5224\u3002<\/p>\n

\"\"<\/p>\n

\u56fe｜\u6307\u6807\u5b9e\u4f53\u7ed3\u6784\u4e0e\u8d28\u91cf\u95e8\u69db<\/p>\n\n\n\n\n\n\n\n\n\n
\n

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\n

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\n

\u7ea6\u675f<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

nodeId<\/span><\/p>\n<\/td>\n

\n

mysql-order<\/span><\/p>\n<\/td>\n

\n

\u552f\u4e00\u7a33\u5b9a\u7684\u8d44\u6e90\u6807\u8bc6<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

metricName<\/span><\/p>\n<\/td>\n

\n

db_connections<\/span><\/p>\n<\/td>\n

\n

\u6307\u6807\u547d\u540d\u7edf\u4e00<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

timestamp<\/span><\/p>\n<\/td>\n

\n

ISO 8601 <\/span>\u65f6\u95f4<\/span><\/p>\n<\/td>\n

\n

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\n

value<\/span><\/p>\n<\/td>\n

\n

94.0<\/span><\/p>\n<\/td>\n

\n

\u6709\u9650\u6570\u503c，\u8303\u56f4\u6821\u9a8c<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

unit<\/span><\/p>\n<\/td>\n

\n

\u4e2a<\/span> \/ ms \/ %<\/span><\/p>\n<\/td>\n

\n

\u7981\u6b62\u6df7\u7528\u5355\u4f4d<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

labels<\/span><\/p>\n<\/td>\n

\n

env=demo<\/span><\/p>\n<\/td>\n

\n

\u63a7\u5236\u6807\u7b7e\u57fa\u6570<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

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\u00a0<\/p>\n

04｜\u5982\u4f55\u63a5\u5165\u6570\u636e：\u5148\u7a33\u5b9a\u91c7\u6837，\u518d\u8c08\u667a\u80fd\u68c0\u6d4b<\/h2>\n

4.1 \u76d1\u63a7\u91c7\u96c6\u5efa\u8bae<\/h3>\n

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\u4ee3\u7801｜<\/span>PromQL <\/span>\u7edf\u8ba1\u8bf7\u6c42\u901f\u7387\u548c\u9519\u8bef\u5360\u6bd4<\/span><\/p>\n\n\n\n
\n

# \u793a\u4f8b：\u8fd1\u4e94\u5206\u949f HTTP \u8bf7\u6c42\u901f\u7387
\nsum by (service) (rate(http_server_requests_seconds_count[5m]))<\/p>\n

# \u793a\u4f8b：\u6309\u670d\u52a1\u4f30\u8ba1\u4e94\u5206\u949f\u9519\u8bef\u7387
\nsum by (service) (rate(http_server_requests_seconds_count{status=~"5.."}[5m]))
\n\/
\nclamp_min(sum by (service) (rate(http_server_requests_seconds_count[5m])), 1e-9)<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

4.2 \u6307\u6807\u63a5\u5165\u4e0e\u5bf9\u9f50\u7ea6\u5b9a<\/h3>\n

\u5bf9\u63a5\u5165\u6a21\u5757\u8bbe\u5b9a\u7edf\u4e00\u5951\u7ea6：\u2460\u670d\u52a1\u5668\u65f6\u95f4\u7528 UTC \u5b58\u50a8，\u9875\u9762\u6309\u9605\u8bfb\u65f6\u533a\u663e\u793a；\u2461\u4ee5\u56fa\u5b9a\u65f6\u95f4\u6876\u805a\u5408，\u4fdd\u7559\u6876\u5185\u6837\u672c\u6570；\u2462\u5b9e\u65f6\u8ba1\u7b97\u4e0d\u7eb3\u5165\u672a\u6765\u65f6\u95f4\u6233；\u2463\u65e0\u6cd5\u786e\u8ba4\u5355\u4f4d\u548c\u7c7b\u578b\u7684\u6570\u636e\u8fdb\u5165\u9694\u79bb\u533a，\u800c\u4e0d\u662f\u8fdb\u5165\u6839\u56e0\u8ba1\u7b97\u3002<\/p>\n\n\n\n\n\n\n\n\n
\n

\u5e38\u89c1\u95ee\u9898<\/span><\/p>\n<\/td>\n

\n

\u4e0d\u5efa\u8bae\u505a\u6cd5<\/span><\/p>\n<\/td>\n

\n

\u66f4\u7a33\u59a5\u7684\u5904\u7406<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u4e71\u5e8f\u6570\u636e<\/span><\/p>\n<\/td>\n

\n

\u6309\u5230\u8fbe\u987a\u5e8f\u8ba1\u7b97<\/span><\/p>\n<\/td>\n

\n

\u6309\u4e8b\u4ef6\u65f6\u95f4\u6392\u5e8f，\u8bbe\u7f6e\u8fdf\u5230\u5bb9\u5fcd<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u7f3a\u5931\u91c7\u6837<\/span><\/p>\n<\/td>\n

\n

\u76f4\u63a5\u586b<\/span> 0<\/span><\/p>\n<\/td>\n

\n

\u6807\u8bb0\u7f3a\u5931，\u4f9d\u636e\u6307\u6807\u7c7b\u578b\u5904\u7406<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

Counter <\/span>\u91cd\u7f6e<\/span><\/p>\n<\/td>\n

\n

\u76f4\u63a5\u76f8\u51cf<\/span><\/p>\n<\/td>\n

\n

\u901a\u8fc7\u901f\u7387\u51fd\u6570\u5904\u7406\u91cd\u7f6e<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u8de8\u6307\u6807\u5c3a\u5ea6<\/span><\/p>\n<\/td>\n

\n

\u76f4\u63a5\u52a0\u603b\u539f\u59cb\u503c<\/span><\/p>\n<\/td>\n

\n

\u6309\u6307\u6807\u8bed\u4e49\u5f52\u4e00\u5316<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u9ad8\u57fa\u6570\u6807\u7b7e<\/span><\/p>\n<\/td>\n

\n

\u628a\u7528\u6237<\/span> ID <\/span>\u4f5c\u4e3a\u6807\u7b7e<\/span><\/p>\n<\/td>\n

\n

\u53ea\u4fdd\u7559\u6709\u9650\u679a\u4e3e\u7ef4\u5ea6<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u8fd9\u91cc\u201c\u6570\u636e\u53ef\u7528\u7387\u201d\u548c\u201c\u68c0\u6d4b\u51c6\u786e\u7387\u201d\u662f\u4e24\u4ef6\u4e8b：\u5982\u679c\u8f93\u5165\u672c\u8eab\u7f3a\u5931\u4e25\u91cd，\u8f93\u51fa\u7684\u6839\u56e0\u5206\u6570\u5373\u4f7f\u5f88\u9ad8，\u4e5f\u4e0d\u80fd\u89c6\u4e3a\u53ef\u4fe1\u7ed3\u8bba\u3002<\/p>\n

\u00a0<\/p>\n

05｜\u52a8\u6001\u57fa\u7ebf：\u56fa\u5b9a\u9608\u503c\u4e3a\u4ec0\u4e48\u5bb9\u6613\u8bef\u62a5？<\/h2>\n

\u56fa\u5b9a\u7684\u201c\u63a5\u53e3\u5ef6\u8fdf\u5927\u4e8e 200 ms\u201d\u9002\u5408\u7b80\u5355\u4fdd\u62a4\u89c4\u5219，\u4f46\u65e0\u6cd5\u8868\u8fbe\u65e5\u5468\u671f\u3001\u6d41\u91cf\u7ed3\u6784\u53d8\u5316\u548c\u6162\u6027\u52a3\u5316\u3002\u52a8\u6001\u57fa\u7ebf\u7684\u57fa\u672c\u601d\u8def\u662f：\u7528\u5f53\u524d\u91c7\u6837\u70b9\u4e4b\u524d\u7684\u4e00\u6bb5\u6b63\u5e38\u5386\u53f2，\u4f30\u8ba1\u5408\u7406\u6ce2\u52a8\u8303\u56f4，\u518d\u8bc4\u4f30\u5f53\u524d\u503c\u504f\u79bb\u4e86\u591a\u5c11\u3002<\/p>\n

\"\"<\/p>\n

\u56fe｜\u6ed1\u52a8\u5386\u53f2\u7a97\u53e3\u4e0e\u660e\u663e\u504f\u79bb\u70b9\u7684\u6982\u5ff5\u6f14\u793a<\/p>\n

5.1 Z-Score：\u8ba9\u504f\u79bb\u7a0b\u5ea6\u53ef\u91cf\u5316<\/h3>\n

\u7ed9\u5b9a\u5386\u53f2\u7a97\u53e3 x\u2081\u2026x\u2099，\u5747\u503c \u03bc=\u03a3x\u1d62\/n，\u6807\u51c6\u5dee \u03c3=\u221a[\u03a3(x\u1d62\u2212\u03bc)\u00b2\/n]，\u5f53\u524d\u503c y \u7684 Z=(y\u2212\u03bc)\/\u03c3\u3002\u9608\u503c\u5e38\u53d6 |Z|\u22653 \u4f5c\u4e3a\u542f\u53d1\u5f0f\u8d77\u70b9，\u4f46\u9700\u8981\u7ed3\u5408\u6307\u6807\u5206\u5e03\u3001\u7a97\u53e3\u957f\u5ea6\u548c\u8bef\u62a5\u6210\u672c\u6821\u51c6，\u4e0d\u80fd\u4e00\u6982\u7167\u642c\u3002<\/p>\n

\u91cd\u8981\u7ec6\u8282：\u5f53\u524d\u70b9\u4e0d\u80fd\u53c2\u4e0e\u7528\u4e8e\u5224\u65ad\u5b83\u81ea\u5df1\u7684\u5386\u53f2\u7a97\u53e3；\u5f53\u7a97\u53e3\u6837\u672c\u4e0d\u8db3\u6216\u6807\u51c6\u5dee\u63a5\u8fd1\u96f6\u65f6，\u5e94\u8fd4\u56de\u201c\u6570\u636e\u4e0d\u8db3\/\u57fa\u7ebf\u4e0d\u7a33\u5b9a\u201d\u72b6\u6001，\u4e0d\u80fd\u8d38\u7136\u751f\u6210\u65e0\u7a77\u5927\u7684\u5f02\u5e38\u7f6e\u4fe1\u5ea6\u3002<\/p>\n\n\n\n
\n

\u5b9e\u8df5\u7ecf\u9a8c<\/span>\u00a0 \u628a\u201c\u5f02\u5e38\u5206\u6570\u201d\u548c\u201c\u4e1a\u52a1\u4e25\u91cd\u7a0b\u5ea6\u201d\u5206\u5f00\u3002\u4e00\u4e2a\u76f8\u5bf9\u504f\u79bb\u5f88\u5927\u7684\u4f4e\u6d41\u91cf\u6307\u6807\u4e0d\u4e00\u5b9a\u6bd4\u8ba2\u5355\u6210\u529f\u7387\u7a81\u7136\u4e0b\u6ed1\u66f4\u7d27\u6025\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u00a0<\/p>\n

06｜\u5173\u952e\u4ee3\u7801：\u5065\u58ee\u7248\u6ed1\u52a8\u7a97\u53e3\u68c0\u6d4b\u5668<\/h2>\n

\u4ee5\u4e0b\u5b9e\u73b0\u9002\u5408\u8fde\u7eed\u578b\u6307\u6807\u7684\u57fa\u7840\u8bc6\u522b\u3002\u5b83\u663e\u5f0f\u5904\u7406\u7a7a\u503c\u3001\u975e\u6709\u9650\u6570\u503c\u3001\u6700\u5c0f\u6837\u672c\u91cf\u3001\u63a5\u8fd1\u96f6\u7684\u6807\u51c6\u5dee，\u5e76\u8fd4\u56de\u72b6\u6001\u4e0e\u5206\u6570；\u4e1a\u52a1\u5c42\u53ef\u4ee5\u8fdb\u4e00\u6b65\u53e0\u52a0\u6301\u7eed\u7a97\u53e3\u3001\u591a\u6307\u6807\u89c4\u5219\u548c\u544a\u8b66\u53bb\u91cd\u3002<\/p>\n

\u4ee3\u7801｜<\/span>Java 17+<\/span>：\u57fa\u7840<\/span> Z-Score <\/span>\u68c0\u6d4b\u5668<\/span><\/p>\n\n\n\n
\n

import java.util.List;<\/p>\n

public final class ZScoreDetector {
\n\u00a0 public record Result(String status, double score, boolean anomaly) {}
\n\u00a0 private final int minSamples;
\n\u00a0 private final double threshold;
\n\u00a0 public ZScoreDetector(int minSamples, double threshold) {
\n\u00a0\u00a0\u00a0 if (minSamples < 5 || threshold <= 0) throw new IllegalArgumentException();
\n\u00a0\u00a0\u00a0 this.minSamples = minSamples;
\n\u00a0\u00a0\u00a0 this.threshold = threshold;
\n\u00a0 }
\n\u00a0 public Result detect(List<Double> history, double current) {
\n\u00a0\u00a0\u00a0 if (!Double.isFinite(current) || history == null
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 || history.size() < minSamples || history.stream()
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 .anyMatch(v -> v == null || !Double.isFinite(v))) {
\n\u00a0\u00a0\u00a0\u00a0\u00a0 return new Result("INSUFFICIENT_DATA", 0, false);
\n\u00a0\u00a0\u00a0 }
\n\u00a0\u00a0\u00a0 double mean = history.stream().mapToDouble(Double::doubleValue)
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 .average().orElseThrow();
\n\u00a0\u00a0\u00a0 double variance = history.stream().mapToDouble(
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 v -> (v – mean) * (v – mean)).average().orElse(0);
\n\u00a0\u00a0\u00a0 if (variance < 1e-12) {
\n\u00a0\u00a0\u00a0\u00a0\u00a0 return new Result("FLAT_BASELINE", 0, false);
\n\u00a0\u00a0\u00a0 }
\n\u00a0\u00a0\u00a0 double z = (current – mean) \/ Math.sqrt(variance);
\n\u00a0\u00a0\u00a0 return new Result("READY", z, Math.abs(z) >= threshold);
\n\u00a0 }
\n}<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

6.1 \u4f7f\u7528\u4e0e\u6821\u9a8c<\/h3>\n

\u4ee3\u7801｜\u96f6\u65b9\u5dee\u7a97\u53e3\u4e0d\u4f1a\u629b\u51fa\u5f02\u5e38\u6216\u4f2a\u9020\u53ef\u4fe1\u5ea6<\/span><\/p>\n\n\n\n
\n

var detector = new ZScoreDetector(20, 3.0);
\nvar history = java.util.Collections.nCopies(20, 100.0);
\nvar result = detector.detect(history, 160.0);
\n\/\/ \u8fd4\u56de FLAT_BASELINE，\u9700\u4ea4\u7531\u7edd\u5bf9\u53d8\u5316 \/ \u4e1a\u52a1\u9608\u503c\u89c4\u5219\u5904\u7406<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u5982\u9700\u5904\u7406\u5e73\u7a33\u6307\u6807\u7684\u7a81\u53d8，\u53ef\u53e6\u5916\u5b9a\u4e49\u6709\u4e1a\u52a1\u91cf\u7eb2\u7684\u7edd\u5bf9\u504f\u79fb\u9608\u503c；\u4e0d\u8981\u628a\u65e0\u7a77\u5927\u4f5c\u4e3a\u4e0b\u6e38\u6392\u5e8f\u8f93\u5165，\u5426\u5219\u4f1a\u7834\u574f\u5206\u6570\u5f52\u4e00\u5316\u3002<\/p>\n

\u00a0<\/p>\n

07｜IQR\u3001\u8d8b\u52bf\u504f\u5dee\u4e0e\u5468\u671f\u6027：\u522b\u7528\u4e00\u79cd\u7b97\u6cd5\u770b\u6240\u6709\u6307\u6807<\/h2>\n

\u504f\u6001\u6570\u636e\u6216\u5076\u53d1\u5c16\u5cf0\u8f83\u591a\u65f6，IQR（\u56db\u5206\u4f4d\u8ddd）\u5f80\u5f80\u6bd4\u5747\u503c\u4e0e\u6807\u51c6\u5dee\u66f4\u7a33\u5065\u3002\u5c06\u5386\u53f2\u7a97\u53e3\u6392\u5e8f，\u53d6 Q1 \u4e0e Q3，IQR=Q3\u2212Q1，\u5e38\u89c1\u56f4\u680f\u4e3a [Q1\u22121.5\u00d7IQR，Q3+1.5\u00d7IQR]\u3002\u8fd9\u91cc\u7684 1.5 \u540c\u6837\u4e0d\u662f\u56fa\u5b9a\u771f\u7406\u3002<\/p>\n

\u4ee3\u7801｜\u56db\u5206\u4f4d\u8ddd\u68c0\u6d4b\u4e0e\u7ebf\u6027\u63d2\u503c\u5206\u4f4d\u6570<\/span><\/p>\n\n\n\n
\n

import java.util.List;
\nimport java.util.ArrayList;
\nimport java.util.Collections;<\/p>\n

public final class IqrDetector {
\n\u00a0 static double percentile(List<Double> a, double p) {
\n\u00a0\u00a0\u00a0 double at = p * (a.size() – 1);
\n\u00a0\u00a0\u00a0 int lo = (int)Math.floor(at), hi = (int)Math.ceil(at);
\n\u00a0\u00a0\u00a0 return a.get(lo) * (hi – at) + a.get(hi) * (at – lo)
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 + (lo == hi ? a.get(lo) : 0);
\n\u00a0 }
\n\u00a0 public static boolean anomalous(List<Double> history, double x) {
\n\u00a0\u00a0\u00a0 if (history == null || history.size() < 8 || !Double.isFinite(x))
\n\u00a0\u00a0\u00a0\u00a0\u00a0 return false; \/\/ \u4e1a\u52a1\u5c42\u53e6\u884c\u6807\u8bb0\u6837\u672c\u4e0d\u8db3
\n\u00a0\u00a0\u00a0 var a = new ArrayList<Double>(history);
\n\u00a0\u00a0\u00a0 if (a.stream().anyMatch(v -> v == null || !Double.isFinite(v)))
\n\u00a0\u00a0\u00a0\u00a0\u00a0 return false;
\n\u00a0\u00a0\u00a0 Collections.sort(a);
\n\u00a0\u00a0\u00a0 double q1 = percentile(a, .25), q3 = percentile(a, .75);
\n\u00a0\u00a0\u00a0 return x < q1 – 1.5 * (q3 – q1) || x > q3 + 1.5 * (q3 – q1);
\n\u00a0 }
\n}<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n
\n

\u68c0\u6d4b\u65b9\u6cd5<\/span><\/p>\n<\/td>\n

\n

\u9002\u5408\u573a\u666f<\/span><\/p>\n<\/td>\n

\n

\u4e3b\u8981\u9650\u5236<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

Z-Score<\/span><\/p>\n<\/td>\n

\n

\u7a33\u5b9a\u8fde\u7eed\u5206\u5e03\u3001\u5feb\u901f\u7a81\u53d8<\/span><\/p>\n<\/td>\n

\n

\u504f\u6001\u4e0e\u91cd\u5c3e\u6613\u8bef\u62a5<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

IQR<\/span><\/p>\n<\/td>\n

\n

\u504f\u6001\u3001\u5076\u53d1\u6781\u503c<\/span><\/p>\n<\/td>\n

\n

\u5c0f\u6837\u672c\u4e0e\u96f6<\/span> IQR <\/span>\u9700\u8865\u5145\u89c4\u5219<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u8d8b\u52bf\u659c\u7387<\/span><\/p>\n<\/td>\n

\n

\u8fde\u63a5\u6570\u7f13\u6162\u4e0a\u5347<\/span><\/p>\n<\/td>\n

\n

\u5b63\u8282\u6027\u53d8\u5316\u53ef\u80fd\u8bef\u5224<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u540c\u5468\u671f\u57fa\u7ebf<\/span><\/p>\n<\/td>\n

\n

\u65e5\u5468\u671f\u3001\u5468\u5468\u671f\u6307\u6807<\/span><\/p>\n<\/td>\n

\n

\u9700\u8981\u8db3\u591f\u5386\u53f2\u4e0e\u8282\u5f8b\u4e00\u81f4\u6027<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u00a0<\/p>\n

08｜\u591a\u6307\u6807\u8054\u5408：\u628a\u5b64\u7acb\u5f02\u5e38\u5347\u7ea7\u4e3a\u4e8b\u4ef6<\/h2>\n

\u5355\u4e2a\u63a5\u53e3\u5ef6\u8fdf\u4e0a\u5347，\u53ef\u80fd\u53ea\u662f\u77ed\u6682\u6296\u52a8；\u4f46\u5f53\u8fde\u63a5\u6c60\u6c34\u4f4d\u6301\u7eed\u5347\u9ad8\u3001\u8ba2\u5355\u5ef6\u8fdf\u968f\u540e\u6076\u5316\u3001\u7f51\u5173\u9519\u8bef\u7387\u518d\u4e0a\u5347，\u8de8\u8282\u70b9\u3001\u8de8\u6307\u6807\u7684\u5171\u540c\u53d8\u5316\u5c31\u503c\u5f97\u91cd\u70b9\u5173\u6ce8\u3002\u5173\u952e\u5728\u4e8e\u201c\u540c\u4e00\u65f6\u95f4\u8f74 + \u5408\u7406\u65f6\u6ede + \u771f\u5b9e\u4f9d\u8d56\u201d\u3002<\/p>\n

\"\"<\/p>\n

\u56fe｜\u6784\u9020\u7684\u591a\u6307\u6807\u6545\u969c\u65f6\u5e8f，\u5c55\u793a\u65f6\u95f4\u987a\u5e8f\u800c\u975e\u56e0\u679c\u5b9a\u8bba<\/p>\n

\u4e8b\u4ef6\u5408\u5e76\u7684\u4e09\u6761\u89c4\u5219<\/h3>\n

\u65f6\u95f4：\u76f8\u90bb\u5f02\u5e38\u843d\u5728\u5141\u8bb8\u4f20\u64ad\u65f6\u6ede\u5185，\u65f6\u95f4\u7a97\u53e3\u8fc7\u5bbd\u4f1a\u628a\u4e0d\u76f8\u5173\u4e8b\u4ef6\u9519\u8bef\u5408\u5e76\u3002\u62d3\u6251：\u8282\u70b9\u5b58\u5728\u53ef\u8fbe\u4f9d\u8d56\u8def\u5f84，\u6216\u8005\u5171\u4eab\u540c\u4e00\u57fa\u7840\u8d44\u6e90\u3002\u6307\u6807：\u5f02\u5e38\u65b9\u5411\u5177\u6709\u4e1a\u52a1\u89e3\u91ca，\u4f8b\u5982\u8fde\u63a5\u6c60\u8d1f\u8f7d\u5347\u9ad8\u4e0e\u63a5\u53e3\u5ef6\u8fdf\u4e0a\u5347\u53ef\u4ee5\u5171\u540c\u652f\u6301\u201c\u8d44\u6e90\u7ade\u4e89\u201d\u5047\u8bbe\u3002<\/p>\n

\u4e8b\u4ef6\u5bf9\u8c61\u53ef\u4ee5\u4fdd\u5b58 firstSeen\u3001lastSeen\u3001affectedNodes\u3001anomalies\u3001candidateCauses \u548c evidence\u3002\u544a\u8b66\u89c4\u5219\u8bbe\u5b9a\u89c2\u5bdf\u3001\u8b66\u544a\u3001\u4e25\u91cd\u4e09\u4e2a\u7ea7\u522b，\u4e8b\u4ef6\u5347\u7ea7\u65f6\u66f4\u65b0\u540c\u4e00\u4e8b\u4ef6\u800c\u975e\u91cd\u590d\u53d1\u6d88\u606f\u3002<\/p>\n\n\n\n
\n

\u91cd\u8981\u533a\u522b<\/span>\u00a0 \u591a\u4e2a\u6307\u6807\u540c\u65f6\u5f02\u5e38，\u53ea\u662f\u589e\u5f3a\u5173\u8054\u8bc1\u636e；\u8981\u63a8\u65ad\u6839\u56e0，\u8fd8\u9700\u8981\u7b26\u5408\u4f9d\u8d56\u65b9\u5411\u548c\u65f6\u95f4\u9886\u5148\u5173\u7cfb，\u5e76\u5bf9\u5171\u540c\u5916\u56e0\u8fdb\u884c\u6392\u67e5\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u00a0<\/p>\n

09｜\u6709\u5411\u62d3\u6251：\u5148\u628a\u7bad\u5934\u65b9\u5411\u8bb2\u6e05\u695a<\/h2>\n

\u7ea6\u5b9a\u8fb9 A\u2192B \u8868\u793a A \u8c03\u7528\u6216\u4f9d\u8d56 B\u3002\u8ba2\u5355\u670d\u52a1\u2192\u8ba2\u5355\u6570\u636e\u5e93，\u610f\u5473\u7740\u8ba2\u5355\u6570\u636e\u5e93\u51fa\u95ee\u9898\u53ef\u80fd\u5f71\u54cd\u8ba2\u5355\u670d\u52a1；\u8981\u6cbf\u6f5c\u5728\u6545\u969c\u4f20\u64ad\u65b9\u5411\u5bfb\u627e\u53d7\u5f71\u54cd\u8282\u70b9，\u5c31\u9700\u8981\u53cd\u5411\u904d\u5386\u8fd9\u6761\u4f9d\u8d56\u8fb9\u3002<\/p>\n

\"\"<\/p>\n

\u56fe｜\u8c03\u7528\u4f9d\u8d56\u56fe：\u4ece\u4e1a\u52a1\u8282\u70b9\u5230\u8d44\u6e90\u8282\u70b9<\/p>\n

\u8282\u70b9\u53ef\u4ee5\u662f\u670d\u52a1\u3001\u6570\u636e\u5e93\u3001\u7f13\u5b58\u3001\u6d88\u606f\u961f\u5217\u3001\u5bb9\u5668\u6216\u8bbe\u5907，\u8fb9\u5e94\u6807\u6ce8\u4f9d\u8d56\u7c7b\u578b\u3001\u8c03\u7528\u91cf\u3001\u89c2\u6d4b\u65f6\u95f4\u3001\u6743\u91cd\u548c\u8bc1\u636e\u6765\u6e90\u3002\u4ec5\u51ed\u540d\u79f0\u76f8\u4f3c\u81ea\u52a8\u62fc\u63a5\u8282\u70b9，\u53ef\u80fd\u9020\u6210\u9519\u8bef\u4f20\u64ad\u94fe，\u56e0\u6b64 nodeId \u5e94\u6709\u7a33\u5b9a\u7684\u6620\u5c04\u89c4\u5219\u3002<\/p>\n

\u62d3\u6251\u6570\u636e\u8868\u5efa\u8bae<\/h3>\n

\u4ee3\u7801｜\u62d3\u6251\u8fb9\u8868：\u4fdd\u7559\u65b9\u5411\u4e0e\u89c2\u6d4b\u65f6\u523b<\/span><\/p>\n\n\n\n
\n

CREATE TABLE topology_edge (
\n\u00a0 id BIGINT PRIMARY KEY,
\n\u00a0 source_node_id VARCHAR(128) NOT NULL,
\n\u00a0 target_node_id VARCHAR(128) NOT NULL,
\n\u00a0 edge_type VARCHAR(32) NOT NULL,
\n\u00a0 weight DECIMAL(6,4) NOT NULL DEFAULT 1,
\n\u00a0 observed_at TIMESTAMP NOT NULL,
\n\u00a0 INDEX idx_source (source_node_id),
\n\u00a0 INDEX idx_target (target_node_id)
\n);<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u82e5\u67d0\u670d\u52a1\u5b9e\u9645\u8c03\u7528\u94fe\u5b58\u5728\u5faa\u73af\u4f9d\u8d56，\u56fe\u904d\u5386\u5fc5\u987b\u7ef4\u62a4 visited \u96c6\u5408；\u82e5\u62d3\u6251\u52a8\u6001\u53d8\u5316，\u8fd8\u9700\u4fdd\u5b58\u4e8b\u4ef6\u53d1\u751f\u65f6\u7684\u7248\u672c，\u907f\u514d\u590d\u76d8\u65f6\u201c\u56fe\u548c\u6545\u969c\u4e0d\u662f\u540c\u4e00\u65f6\u523b\u201d\u3002<\/p>\n

\u00a0<\/p>\n

10｜\u53cd\u5411 BFS：\u4ece\u6570\u636e\u5e93\u8282\u70b9\u627e\u51fa\u6f5c\u5728\u5f71\u54cd\u9762<\/h2>\n

\"\"<\/p>\n

\u56fe｜\u4ece\u5019\u9009\u6570\u636e\u5e93\u51fa\u53d1\u7684\u53cd\u5411\u4f9d\u8d56\u5f71\u54cd\u8303\u56f4\u793a\u610f<\/p>\n

BFS（\u5e7f\u5ea6\u4f18\u5148\u904d\u5386）\u80fd\u591f\u6309\u5c42\u6b21\u679a\u4e3e\u6240\u6709\u53ef\u80fd\u53d7\u5f71\u54cd\u7684\u4e0a\u6e38\u4f9d\u8d56\u8282\u70b9，\u590d\u6742\u5ea6\u7ea6 O(V+E)\u3002\u4f46\u201c\u56fe\u4e0a\u53ef\u8fbe\u201d\u4e0d\u7b49\u4e8e\u201c\u5b9e\u9645\u53d7\u5f71\u54cd\u201d；\u6700\u7ec8\u8fd8\u8981\u68c0\u67e5\u8be5\u8282\u70b9\u5728\u5bf9\u5e94\u65f6\u95f4\u7a97\u53e3\u662f\u5426\u771f\u7684\u5f02\u5e38\u3002<\/p>\n

\u4ee3\u7801｜<\/span>Java<\/span>：\u53cd\u5411\u90bb\u63a5\u8868\u4e0a\u7684<\/span> BFS<\/span><\/p>\n\n\n\n
\n

import java.util.*;<\/p>\n

public final class ImpactAnalyzer {
\n\u00a0 public static Set<String> affected(String root,
\n\u00a0\u00a0\u00a0\u00a0\u00a0 Map<String, List<String>> reverseGraph) {
\n\u00a0\u00a0\u00a0 Set<String> visited = new LinkedHashSet<>();
\n\u00a0\u00a0\u00a0 Queue<String> pending = new ArrayDeque<>();
\n\u00a0\u00a0\u00a0 visited.add(root);
\n\u00a0\u00a0\u00a0 pending.add(root);
\n\u00a0\u00a0\u00a0 while (!pending.isEmpty()) {
\n\u00a0\u00a0\u00a0\u00a0\u00a0 String node = pending.remove();
\n\u00a0\u00a0\u00a0\u00a0\u00a0 for (String caller : reverseGraph.getOrDefault(node, List.of())) {
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 if (visited.add(caller)) pending.add(caller);
\n\u00a0\u00a0\u00a0\u00a0\u00a0 }
\n\u00a0\u00a0\u00a0 }
\n\u00a0\u00a0\u00a0 visited.remove(root);
\n\u00a0\u00a0\u00a0 return visited;
\n\u00a0 }
\n}<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u4e24\u79cd\u904d\u5386\u4e0d\u8981\u6df7\u6dc6：\u4ece\u7f51\u5173\u6cbf\u8c03\u7528\u65b9\u5411\u641c\u7d22\u53ef\u7591\u5e95\u5c42\u4f9d\u8d56，\u7528\u6b63\u5411\u56fe；\u4ece\u6570\u636e\u5e93\u6cbf\u5f71\u54cd\u65b9\u5411\u67e5\u627e\u8c01\u53ef\u80fd\u88ab\u6ce2\u53ca，\u7528\u53cd\u5411\u56fe\u3002<\/p>\n

\u00a0<\/p>\n

11｜\u6839\u56e0\u6392\u5e8f：\u4e0d\u662f\u8c01\u6700\u7ea2，\u8c01\u5c31\u662f\u6839\u56e0<\/h2>\n

\u7efc\u5408\u5206\u6570\u4f7f\u7528\u4e94\u7c7b\u5f52\u4e00\u5316\u7279\u5f81：\u5f02\u5e38\u5f3a\u5ea6 A\u3001\u65f6\u95f4\u9886\u5148\u5ea6 T\u3001\u62d3\u6251\u91cd\u8981\u5ea6 G\u3001\u5f02\u5e38\u8986\u76d6\u5ea6 C\u3001\u5386\u53f2\u4f50\u8bc1 H\u3002\u4e00\u4e2a\u6e05\u6670\u3001\u53ef\u89e3\u91ca\u7684\u57fa\u7840\u7248\u672c\u4e3a S=0.30A+0.25T+0.20G+0.15C+0.10H，\u6bcf\u9879\u5747\u9650\u5236\u5728 [0,1]\u3002\u6743\u91cd\u662f\u9879\u76ee\u793a\u4f8b\u53c2\u6570，\u9700\u4f9d\u636e\u5b9e\u9645\u8bef\u62a5\u6210\u672c\u8c03\u4f18\u3002<\/p>\n

\"\"<\/p>\n

\u56fe｜\u4e09\u4e2a\u5019\u9009\u8282\u70b9\u7684\u8bc4\u5206\u5206\u89e3\u793a\u4f8b<\/p>\n

\u8bc4\u5206\u4e2d\u6700\u5bb9\u6613\u5ffd\u7565\u7684\u4e24\u4e2a\u9677\u9631<\/h3>\n

\u5176\u4e00，\u65f6\u95f4\u9886\u5148\u4e0d\u5e94\u53ea\u6bd4\u8f83\u91c7\u96c6\u5230\u8fbe\u65f6\u95f4，\u800c\u5e94\u5c3d\u91cf\u4f7f\u7528\u4e8b\u4ef6\u65f6\u95f4\u5e76\u8003\u8651\u65f6\u949f\u504f\u5dee\u3002\u5176\u4e8c，\u5386\u53f2\u9891\u6b21\u53ef\u80fd\u5f15\u5165\u201c\u8001\u95ee\u9898\u603b\u88ab\u4f18\u5148\u63a8\u8350\u201d\u7684\u504f\u5dee，\u5386\u53f2\u4f50\u8bc1\u5fc5\u987b\u4f4e\u6743\u91cd\u3001\u53ef\u56de\u9000，\u5e76\u5728\u8bc1\u636e\u4e0d\u8db3\u65f6\u964d\u4f4e\u7ed3\u8bba\u5f3a\u5ea6\u3002<\/p>\n

\u793a\u610f\u8ba1\u7b97：\u8ba2\u5355\u6570\u636e\u5e93\u5f97\u5206 0.894，\u8ba2\u5355\u670d\u52a1 0.654，\u652f\u4ed8\u670d\u52a1 0.557\u3002\u8fd9\u91cc\u7684 0.894 \u662f\u5019\u9009\u4e4b\u95f4\u7684\u6392\u5e8f\u5206\u6570，\u4e0d\u662f\u5df2\u7ecf\u6821\u51c6\u7684 89.4% \u6545\u969c\u6982\u7387，\u66f4\u4e0d\u662f\u751f\u4ea7\u73af\u5883\u7684\u5b9a\u4f4d\u6210\u529f\u7387\u3002<\/p>\n

\u00a0<\/p>\n

12｜\u4e00\u573a\u6545\u969c\u5982\u4f55\u5b8c\u6210\u6839\u56e0\u5206\u6790：\u9010\u79d2\u8fd8\u539f<\/h2>\n

\u4e0b\u9762\u4f7f\u7528\u4eba\u4e3a\u6784\u9020\u7684\u4e8b\u4ef6\u5e8f\u5217\u6f14\u793a：\u516d\u4e2a\u8d44\u6e90\u8282\u70b9\u3001\u4e09\u7c7b\u6838\u5fc3\u4e1a\u52a1\u5f02\u5e38，\u5728\u5171\u540c\u91c7\u6837\u65f6\u95f4\u8f74\u4e0a\u6ce8\u5165\u6709\u4f20\u64ad\u987a\u5e8f\u7684\u504f\u79bb\u3002\u4e3a\u4e86\u9a8c\u8bc1\u6a21\u578b\u903b\u8f91，\u6ce8\u5165\u6545\u969c\u7684\u8282\u70b9\u4e0e\u65f6\u95f4\u88ab\u4e8b\u5148\u6807\u8bb0\u4e3a\u201c\u5bf9\u7167\u7b54\u6848\u201d\u3002<\/p>\n

\"\"<\/p>\n

\u56fe｜\u6784\u9020\u7684\u8d44\u6e90\u5f02\u5e38\u2014\u670d\u52a1\u9000\u5316\u2014\u7528\u6237\u53ef\u89c1\u95ee\u9898\u65f6\u95f4\u7ebf<\/p>\n\n\n\n\n\n\n\n
\n

\u65f6\u523b<\/span><\/p>\n<\/td>\n

\n

\u89c2\u6d4b\u53d8\u5316<\/span><\/p>\n<\/td>\n

\n

\u63a8\u7406\u4f5c\u7528<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

09:42:00<\/span><\/p>\n<\/td>\n

\n

\u6570\u636e\u5e93\u8fde\u63a5\u6570\u4e0a\u5347<\/span><\/p>\n<\/td>\n

\n

\u6700\u65e9\u5f02\u5e38\u5019\u9009<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

09:42:20<\/span><\/p>\n<\/td>\n

\n

\u8ba2\u5355\u670d\u52a1\u5ef6\u8fdf\u4e0a\u5347<\/span><\/p>\n<\/td>\n

\n

\u53cd\u5411\u4f9d\u8d56\u53ef\u8fbe\u3001\u65f6\u95f4\u540e\u53d1<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

09:42:40<\/span><\/p>\n<\/td>\n

\n

\u652f\u4ed8\u670d\u52a1\u8d85\u65f6\u589e\u52a0<\/span><\/p>\n<\/td>\n

\n

\u7b2c\u4e8c\u6761\u53d7\u5f71\u54cd\u4e1a\u52a1\u8def\u5f84<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

09:43:00<\/span><\/p>\n<\/td>\n

\n

\u7f51\u5173\u9519\u8bef\u7387\u4e0a\u5347<\/span><\/p>\n<\/td>\n

\n

\u7528\u6237\u53ef\u89c1\u5c42\u9762\u7684\u540e\u7eed\u75c7\u72b6<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u5148\u4ece\u7f51\u5173\u6cbf\u6b63\u5411\u4f9d\u8d56\u56fe\u68c0\u7d22\u6570\u636e\u5e93，\u518d\u4ece\u6570\u636e\u5e93\u6cbf\u53cd\u5411\u56fe\u627e\u5230\u8ba2\u5355\u3001\u652f\u4ed8\u548c\u7f51\u5173；\u8fc7\u6ee4\u672a\u53d1\u751f\u5f02\u5e38\u7684\u8def\u5f84\u8282\u70b9；\u6700\u540e\u7ed3\u5408\u65f6\u5e8f\u9886\u5148\u3001\u8986\u76d6\u6bd4\u4f8b\u4e0e\u5f02\u5e38\u5f3a\u5ea6\u8ba1\u7b97\u5019\u9009\u6392\u5e8f\u3002\u82e5\u6570\u636e\u5e93\u4e0e\u7f51\u5173\u7684\u91c7\u6837\u65f6\u95f4\u5dee\u6765\u81ea\u91c7\u96c6\u5ef6\u8fdf\u800c\u975e\u771f\u5b9e\u53d8\u5316，\u5206\u6790\u7ed3\u679c\u5fc5\u987b\u4fdd\u7559\u8fd9\u4e2a\u4e0d\u786e\u5b9a\u6027\u3002<\/p>\n\n\n\n
\n

\u4e8b\u4ef6\u8be6\u60c5\u5e94\u5448\u73b0<\/span>\u00a0 \u63a8\u8350\u5019\u9009\u3001\u89e6\u53d1\u6307\u6807\u3001\u6700\u65e9\u5f02\u5e38\u65f6\u95f4\u3001\u53ef\u8fbe\u8def\u5f84\u3001\u8bc4\u5206\u5206\u89e3\u3001\u5176\u4ed6\u53ef\u80fd\u539f\u56e0，\u4ee5\u53ca\u4eba\u5de5\u786e\u8ba4\u4e0e\u5426\u5b9a\u7406\u7531\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u00a0<\/p>\n

13｜Spring Boot \u540e\u7aef：\u6700\u5c0f\u63a5\u53e3\u95ed\u73af<\/h2>\n

\u540e\u7aef\u804c\u8d23\u5206\u4e3a MetricIngestService\u3001AnomalyDetectionService\u3001EventCorrelationService\u3001TopologyService\u3001RootCauseService \u548c IncidentService\u3002HTTP \u5c42\u53ea\u8d1f\u8d23\u6821\u9a8c\u53c2\u6570\u4e0e\u8fd4\u56de\u7ed3\u679c，\u7b97\u6cd5\u4e0d\u5e94\u6df7\u5199\u5728 Controller \u4e2d\u3002<\/p>\n\n\n\n\n\n\n\n\n
\n

\u63a5\u53e3<\/span><\/p>\n<\/td>\n

\n

\u65b9\u6cd5<\/span><\/p>\n<\/td>\n

\n

\u7528\u9014<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\/api\/v1\/metrics<\/span><\/p>\n<\/td>\n

\n

POST<\/span><\/p>\n<\/td>\n

\n

\u63a5\u6536\u5355\u6279\u6307\u6807<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\/api\/v1\/events<\/span><\/p>\n<\/td>\n

\n

GET<\/span><\/p>\n<\/td>\n

\n

\u5206\u9875\u67e5\u8be2\u4e8b\u4ef6<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\/api\/v1\/topology<\/span><\/p>\n<\/td>\n

\n

GET<\/span><\/p>\n<\/td>\n

\n

\u8bfb\u53d6\u6307\u5b9a\u65f6\u523b\u62d3\u6251<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\/api\/v1\/events\/{id}\/causes<\/span><\/p>\n<\/td>\n

\n

GET<\/span><\/p>\n<\/td>\n

\n

\u83b7\u53d6\u6839\u56e0\u6392\u5e8f\u4e0e\u8bc1\u636e<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\/api\/v1\/events\/{id}\/confirm<\/span><\/p>\n<\/td>\n

\n

POST<\/span><\/p>\n<\/td>\n

\n

\u4eba\u5de5\u786e\u8ba4<\/span> \/ <\/span>\u5426\u5b9a\u5019\u9009<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u4ee3\u7801｜\u54cd\u5e94\u6a21\u578b\u4e0e\u63a7\u5236\u5668\u65b9\u6cd5\u793a\u610f<\/span><\/p>\n\n\n\n
\n

\/\/ \u4f7f\u7528 Java record \u5b9a\u4e49\u6838\u5fc3\u54cd\u5e94\u5bf9\u8c61
\npublic record RootCandidate(
\n\u00a0\u00a0\u00a0 String nodeId, double score,
\n\u00a0\u00a0\u00a0 java.util.Map<String, Double> evidence,
\n\u00a0\u00a0\u00a0 java.util.List<String> affectedNodes,
\n\u00a0\u00a0\u00a0 java.util.List<String> propagationPath) {}<\/p>\n

public record RootCauseResponse(
\n\u00a0\u00a0\u00a0 String eventId, String topologyVersion,
\n\u00a0\u00a0\u00a0 java.time.Instant analyzedAt,
\n\u00a0\u00a0\u00a0 java.util.List<RootCandidate> candidates) {}<\/p>\n

\/\/ Controller \u53ea\u59d4\u6258\u670d\u52a1，\u670d\u52a1\u8d1f\u8d23\u52a0\u8f7d\u4e8b\u4ef6\u5e76\u6267\u884c\u5206\u6790
\n@GetMapping("\/api\/v1\/events\/{id}\/causes")
\npublic RootCauseResponse causes(@PathVariable String id) {
\n\u00a0\u00a0\u00a0 return rootCauseService.analyze(id);
\n}<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u8c03\u7528\u65b9\u8fd8\u9700\u8981\u9274\u6743\u3001\u5e42\u7b49\u3001\u5206\u9875\u3001\u8d85\u65f6\u63a7\u5236\u548c\u5f02\u5e38\u7edf\u4e00\u6620\u5c04\u3002\u6839\u56e0\u5206\u6790\u53ef\u5f02\u6b65\u6267\u884c\u5e76\u4fdd\u5b58\u7248\u672c\u53f7，\u907f\u514d\u6bcf\u6b21\u6253\u5f00\u8be6\u60c5\u9875\u90fd\u91cd\u590d\u626b\u63cf\u5b8c\u6574\u62d3\u6251\u3002<\/p>\n

\u00a0<\/p>\n

14｜\u524d\u7aef\u754c\u9762：\u628a\u6392\u5e8f\u5206\u6570\u53d8\u6210\u53ef\u8bfb\u7684\u5224\u65ad\u4f9d\u636e<\/h2>\n

\u8bca\u65ad\u9875\u9762\u5e76\u975e\u7b80\u5355\u5806\u79ef\u6298\u7ebf\u56fe\u3002\u66f4\u5408\u7406\u7684\u7ec4\u7ec7\u662f：\u5de6\u4fa7\u9009\u62e9\u5f02\u5e38\u4e8b\u4ef6，\u4e2d\u90e8\u540c\u6b65\u663e\u793a\u65f6\u95f4\u66f2\u7ebf\u4e0e\u4f9d\u8d56\u62d3\u6251，\u53f3\u4fa7\u5448\u73b0\u6839\u56e0\u5019\u9009\u53ca\u8bc4\u5206\u5206\u89e3\u3002\u9009\u4e2d\u67d0\u6761\u8def\u5f84\u65f6，\u66f2\u7ebf\u5e94\u8054\u52a8\u9ad8\u4eae\u5bf9\u5e94\u8282\u70b9\u7684\u5f02\u5e38\u65f6\u523b\u3002<\/p>\n

\"\"<\/p>\n

\u56fe｜Vue \u8bca\u65ad\u9a7e\u9a76\u8231\u5e03\u5c40\u793a\u610f，\u6570\u503c\u6765\u81ea\u6784\u9020\u6848\u4f8b<\/p>\n

\u4ee3\u7801｜<\/span>Vue \/ ECharts Graph <\/span>\u7684\u6838\u5fc3\u914d\u7f6e<\/span><\/p>\n\n\n\n
\n

const option = {
\n\u00a0 tooltip: { trigger: 'item' },
\n\u00a0 series: [{
\n\u00a0\u00a0\u00a0 type: 'graph', layout: 'none', roam: true,
\n\u00a0\u00a0\u00a0 edgeSymbol: ['none', 'arrow'],
\n\u00a0\u00a0\u00a0 label: { show: true, position: 'inside' },
\n\u00a0\u00a0\u00a0 data: nodes.map(n => ({
\n\u00a0\u00a0\u00a0\u00a0\u00a0 name: n.name, x: n.x, y: n.y,
\n\u00a0\u00a0\u00a0\u00a0\u00a0 itemStyle: { color: n.isRoot ? '#E95C63' : '#28A7B2' }
\n\u00a0\u00a0\u00a0 })),
\n\u00a0\u00a0\u00a0 links: edges.map(e => ({ source: e.source, target: e.target }))
\n\u00a0 }]
\n};<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u4ea4\u4e92\u72b6\u6001\u8981\u4e92\u76f8\u540c\u6b65：\u5207\u6362\u65f6\u95f4\u6bb5\u65f6\u5e94\u91cd\u67e5\u62d3\u6251\u7248\u672c；\u5207\u6362\u6839\u56e0\u5019\u9009\u65f6\u7a81\u51fa\u8def\u5f84\u5e76\u5237\u65b0\u53f3\u4fa7\u8bc1\u636e；\u4e8b\u4ef6\u5df2\u786e\u8ba4\u540e\u5e94\u5c55\u793a\u786e\u8ba4\u8005\u3001\u5904\u7406\u65f6\u523b\u548c\u56de\u9000\u7406\u7531\u3002\u989c\u8272\u4e0d\u80fd\u4f5c\u4e3a\u552f\u4e00\u4fe1\u53f7，\u9700\u540c\u65f6\u4fdd\u7559\u56fe\u6807\u4e0e\u6587\u5b57\u3002<\/p>\n

\u00a0<\/p>\n

15｜\u4e94\u4e07\u6761\u6a21\u62df\u6307\u6807\u5982\u4f55\u9020\u5f97\u66f4\u50cf\u771f\u5b9e\u573a\u666f？<\/h2>\n

\u751f\u6210 50,000 \u6761\u8bb0\u5f55\u6709\u52a9\u4e8e\u68c0\u9a8c\u6279\u5904\u7406\u3001\u5206\u9875\u548c\u6570\u636e\u5bfc\u5165，\u4f46\u5355\u9760\u201c\u6bcf\u9694\u56fa\u5b9a\u884c\u53f7\u968f\u673a\u653e\u5927\u67d0\u4e2a\u503c\u201d，\u4e0d\u80fd\u5f97\u5230\u53ef\u4fe1\u7684\u8de8\u8282\u70b9\u4f20\u64ad\u94fe\u3002\u5c24\u5176\u5f53\u6bcf\u6761\u8bb0\u5f55\u90fd\u9012\u589e 10 \u79d2\u3001\u8282\u70b9\u8f6e\u6d41\u51fa\u73b0\u65f6，\u540c\u4e00\u91c7\u6837\u6876\u5185\u7684\u6307\u6807\u65e0\u6cd5\u771f\u6b63\u5bf9\u9f50\u3002<\/p>\n

15.1 \u66f4\u5408\u7406\u7684\u6a21\u62df\u8bbe\u8ba1<\/h3>\n

\u5148\u5b9a\u4e49\u5168\u5c40\u65f6\u95f4\u6805\u683c，\u4f8b\u5982\u6bcf 10 \u79d2\u4e00\u4e2a\u91c7\u6837\u6876；\u5728\u540c\u4e00\u91c7\u6837\u6876\u5185\u4e3a\u6bcf\u4e2a\u8282\u70b9\u5206\u522b\u751f\u6210\u6240\u9700\u6307\u6807\u3002\u6b63\u5e38\u503c\u5e94\u53d7\u5230\u65f6\u95f4\u5468\u671f\u3001\u8d1f\u8f7d\u548c\u968f\u673a\u6270\u52a8\u5f71\u54cd，\u5f02\u5e38\u6ce8\u5165\u5e94\u4f7f\u7528\u660e\u786e\u7684 incidentId \u4e0e\u8d77\u59cb\u65f6\u523b，\u5e76\u6cbf\u62d3\u6251\u8bbe\u7f6e\u4f20\u64ad\u5ef6\u8fdf\u3002<\/p>\n\n\n\n\n\n\n\n\n\n
\n

\u7ef4\u5ea6<\/span><\/p>\n<\/td>\n

\n

\u63a8\u8350\u65b9\u5f0f<\/span><\/p>\n<\/td>\n

\n

\u76ee\u7684<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u65f6\u95f4<\/span><\/p>\n<\/td>\n

\n

\u7edf\u4e00<\/span> timestamp<\/span>，\u6309\u6876\u751f\u6210\u591a\u8282\u70b9\u8bb0\u5f55<\/span><\/p>\n<\/td>\n

\n

\u652f\u6301\u8de8\u670d\u52a1\u5173\u8054<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u968f\u673a\u6027<\/span><\/p>\n<\/td>\n

\n

\u56fa\u5b9a<\/span> seed<\/span>，\u540c\u65f6\u4fdd\u7559\u6270\u52a8\u5e45\u5ea6<\/span><\/p>\n<\/td>\n

\n

\u652f\u6301\u91cd\u590d\u5b9e\u9a8c<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u6b63\u5e38\u6a21\u5f0f<\/span><\/p>\n<\/td>\n

\n

\u5468\u671f<\/span> + <\/span>\u8d8b\u52bf<\/span> + <\/span>\u5c0f\u566a\u58f0<\/span><\/p>\n<\/td>\n

\n

\u9a8c\u8bc1\u52a8\u6001\u57fa\u7ebf<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u6545\u969c\u6ce8\u5165<\/span><\/p>\n<\/td>\n

\n

\u660e\u786e\u6839\u56e0\u3001\u65f6\u6ede\u3001\u6301\u7eed\u65f6\u957f<\/span><\/p>\n<\/td>\n

\n

\u68c0\u9a8c\u53cd\u5411\u4f20\u64ad<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u6807\u7b7e<\/span><\/p>\n<\/td>\n

\n

groundTruthRoot<\/span>\u3001<\/span>incidentId<\/span><\/p>\n<\/td>\n

\n

\u8ba1\u7b97\u771f\u5b9e\u8bc4\u4f30\u6307\u6807<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u8d28\u91cf\u6270\u52a8<\/span><\/p>\n<\/td>\n

\n

\u589e\u52a0\u4e22\u5305\u3001\u4e71\u5e8f\u548c\u91cd\u590d\u573a\u666f<\/span><\/p>\n<\/td>\n

\n

\u68c0\u9a8c\u7cfb\u7edf\u5065\u58ee\u6027<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u4ee3\u7801｜\u7edf\u4e00\u65f6\u95f4\u8f74\u4e0e\u6709\u6807\u7b7e\u6545\u969c\u6ce8\u5165\u9aa8\u67b6<\/span><\/p>\n\n\n\n
\n

\/\/ \u91c7\u6837\u9aa8\u67b6：\u540c\u4e00\u65f6\u95f4\u6876\u5148\u904d\u5386\u6240\u6709\u8282\u70b9
\nfor (int step = 0; step < sampleSteps; step++) {
\n\u00a0 Instant ts = start.plusSeconds(step * 10L);
\n\u00a0 for (String node : nodes) {
\n\u00a0\u00a0\u00a0 for (String metric : metricNamesFor(node)) {
\n\u00a0\u00a0\u00a0\u00a0\u00a0 double normal = baseline(node, metric, step, random);
\n\u00a0\u00a0\u00a0\u00a0\u00a0 double value = incident.inject(node, metric, ts, normal);
\n\u00a0\u00a0\u00a0\u00a0\u00a0 emit(node, metric, ts, value, incident.groundTruth(node));
\n\u00a0\u00a0\u00a0 }
\n\u00a0 }
\n}<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u8fb9\u754c\u6821\u9a8c\u4e0d\u53ef\u7701：CPU\u3001\u5185\u5b58\u548c\u767e\u5206\u6bd4\u6307\u6807\u9650\u5b9a\u5408\u7406\u8303\u56f4；\u8bf7\u6c42\u91cf\u3001\u8fde\u63a5\u6570\u7b49\u8ba1\u6570\u6309\u975e\u8d1f\u7ea6\u675f\u5904\u7406；\u4e0d\u540c\u6307\u6807\u4e0d\u8981\u5171\u7528\u540c\u4e00\u500d\u6570\u653e\u5927\u89c4\u5219\u3002<\/p>\n

\u00a0<\/p>\n

16｜\u5982\u4f55\u9a8c\u8bc1\u201c\u5b9a\u4f4d\u6709\u6548\u201d，\u800c\u4e0d\u662f\u53ea\u770b\u56fe\u6f02\u4eae<\/h2>\n

\u6d4b\u8bd5\u4e0d\u5e94\u53ea\u68c0\u67e5 Controller \u8fd4\u56de 200\u3002\u5173\u952e\u5728\u4e8e\u7b97\u6cd5\u8f93\u51fa\u80fd\u5426\u4e0e\u5df2\u6807\u8bb0\u7684\u5408\u6210\u6545\u969c\u539f\u56e0\u3001\u4f20\u64ad\u65f6\u95f4\u548c\u5f71\u54cd\u96c6\u5408\u5bf9\u9f50，\u540c\u65f6\u5728\u6570\u636e\u4e0d\u5145\u5206\u65f6\u4e3b\u52a8\u62d2\u7edd\u505a\u5f3a\u5224\u65ad\u3002<\/p>\n

\"\"<\/p>\n

\u56fe｜\u56db\u7c7b\u5177\u6709\u4ee3\u8868\u6027\u7684\u68c0\u6d4b\u4e0e\u5f52\u56e0\u6d4b\u8bd5\u7528\u4f8b<\/p>\n

16.1 \u56db\u4e2a\u5173\u952e\u6307\u6807<\/h3>\n

\u5f02\u5e38\u68c0\u6d4b：Precision=TP\/(TP+FP)，Recall=TP\/(TP+FN)，\u8fd8\u5e94\u7edf\u8ba1\u6bcf\u5c0f\u65f6\u8bef\u62a5\u91cf\u3002\u6839\u56e0\u6392\u5e8f：Top-1\/Top-3 \u547d\u4e2d\u7387，\u8868\u793a\u771f\u5b9e\u6545\u969c\u6e90\u662f\u5426\u8fdb\u5165\u524d 1\/3 \u4e2a\u5019\u9009\u3002\u65f6\u6548\u6027：\u4ece\u6545\u969c\u6ce8\u5165\u5230\u9996\u4e2a\u6709\u6548\u4e8b\u4ef6\u7684\u5ef6\u8fdf\u3002\u89e3\u91ca\u8986\u76d6：\u88ab\u63a8\u8350\u8def\u5f84\u4e2d\u6709\u5b9e\u9645\u5f02\u5e38\u8bc1\u636e\u652f\u6301\u7684\u8282\u70b9\u6bd4\u4f8b\u3002<\/p>\n

\u8bc4\u4f30\u65f6\u9700\u8981\u5207\u5206\u573a\u666f：\u5355\u6839\u56e0\u3001\u591a\u6839\u56e0\u3001\u5171\u4eab\u4f9d\u8d56\u3001\u7a81\u53d1\u6d41\u91cf\u3001\u5468\u671f\u4efb\u52a1\u3001\u91c7\u96c6\u5ef6\u8fdf\u4e0e\u62d3\u6251\u7f3a\u8fb9\u3002\u4e0d\u80fd\u628a\u5728\u4e00\u6761\u6f14\u793a\u4e8b\u4ef6\u4e0a\u6392\u5e8f\u6b63\u786e\u5f53\u4f5c\u666e\u904d\u6709\u6548\u3002<\/p>\n\n\n\n
\n

\u53ef\u590d\u6838\u7684\u65ad\u8a00<\/span>\u00a0 \u5f53\u6839\u56e0\u8bbe\u4e3a\u8ba2\u5355\u6570\u636e\u5e93\u65f6，\u5176 Top-3 \u5e94\u5305\u542b\u6570\u636e\u5e93，\u4e14\u53cd\u5411\u53ef\u8fbe\u96c6\u5408\u8986\u76d6\u8ba2\u5355\u4e0e\u652f\u4ed8；\u82e5\u79fb\u9664\u6570\u636e\u5e93\u5f02\u5e38\u8bc1\u636e，\u7ed3\u679c\u5e94\u4e3b\u52a8\u4e0b\u964d\u800c\u4e0d\u662f\u7ef4\u6301\u540c\u4e00\u7ed3\u8bba\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u00a0<\/p>\n

17｜\u7cfb\u7edf\u90e8\u7f72：\u4ece\u5355\u4f53\u9a8c\u8bc1\u5230\u5f02\u6b65\u5206\u6790<\/h2>\n

\u6700\u5c0f\u90e8\u7f72\u53ef\u4ee5\u662f Spring Boot \u5355\u4f53\u670d\u52a1 + MySQL \u5143\u6570\u636e + Vue \u9875\u9762\u3002\u9700\u8981\u9ad8\u9891\u6307\u6807\u65f6，\u518d\u5f15\u5165\u65f6\u5e8f\u5b58\u50a8；\u9700\u8981\u79d2\u7ea7\u4e8b\u4ef6\u8ba1\u7b97\u548c\u591a\u5b9e\u4f8b\u6c34\u5e73\u6269\u5c55\u65f6，\u518d\u628a\u6444\u5165\u4e0e\u68c0\u6d4b\u62c6\u6210\u5f02\u6b65\u6d88\u8d39\u8005\u3002\u4e0d\u8981\u5728\u9a8c\u8bc1\u9636\u6bb5\u5c31\u5f15\u5165\u8fc7\u591a\u7ec4\u4ef6，\u53cd\u800c\u589e\u52a0\u6545\u969c\u6765\u6e90\u3002<\/p>\n

\"\"<\/p>\n

\u56fe｜\u5206\u5c42\u804c\u8d23\u4e0e\u53ef\u6269\u5c55\u90e8\u7f72\u65b9\u5f0f<\/p>\n

17.1 \u63a5\u53e3\u4e0e\u6570\u636e\u5b89\u5168<\/h3>\n

\u8bf7\u6c42\u5199\u5165\u9700\u8981\u9274\u6743\u3001\u9650\u6d41\u548c\u6570\u636e\u4f53\u5927\u5c0f\u9650\u5236；\u6307\u6807\u6807\u7b7e\u4e0d\u5e94\u5e26\u5bc6\u94a5\u3001\u51ed\u636e\u6216\u53ef\u8bc6\u522b\u4e2a\u4eba\u7684\u4fe1\u606f\u3002\u8282\u70b9\u4e0e\u8fb9\u7684\u62d3\u6251\u67e5\u8be2\u53ef\u6309\u73af\u5883\u548c\u89d2\u8272\u6388\u6743；\u8bca\u65ad\u7ed3\u679c\u3001\u4eba\u5de5\u786e\u8ba4\u53ca\u5904\u7f6e\u64cd\u4f5c\u9700\u8981\u5ba1\u8ba1\u8bb0\u5f55\u3002<\/p>\n

17.2 \u53ef\u7528\u6027\u4e0e\u964d\u7ea7<\/h3>\n

\u6570\u636e\u5b58\u50a8\u6545\u969c\u65f6，\u7cfb\u7edf\u53ef\u6682\u65f6\u4fdd\u7559\u5b9e\u65f6\u544a\u8b66\u800c\u4e0d\u751f\u6210\u6839\u56e0；\u62d3\u6251\u7f3a\u5931\u65f6\u53ea\u663e\u793a\u5f02\u5e38\u6307\u6807\u5e76\u63d0\u793a\u201c\u65e0\u6cd5\u5b8c\u6210\u62d3\u6251\u6821\u9a8c\u201d；\u8bc4\u5206\u670d\u52a1\u8d85\u65f6\u65f6\u53ef\u8fd4\u56de\u6700\u8fd1\u6210\u529f\u7684\u5206\u6790\u7248\u672c，\u4f46\u5fc5\u987b\u6ce8\u660e\u5206\u6790\u65f6\u95f4，\u9632\u6b62\u65e7\u7ed3\u8bba\u88ab\u8bef\u7528\u3002<\/p>\n

\u00a0<\/p>\n

18｜\u4e0a\u7ebf\u4e4b\u524d，\u4f18\u5148\u5904\u7406\u8fd9\u516b\u7c7b\u5931\u6548\u6a21\u5f0f<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n
\n

\u98ce\u9669<\/span><\/p>\n<\/td>\n

\n

\u53ef\u89c2\u5bdf\u8868\u73b0<\/span><\/p>\n<\/td>\n

\n

\u5904\u7406\u65b9\u5f0f<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u51b7\u542f\u52a8\u7a97\u53e3<\/span><\/p>\n<\/td>\n

\n

\u521a\u63a5\u5165\u65f6\u5927\u91cf\u8bef\u62a5<\/span><\/p>\n<\/td>\n

\n

\u6837\u672c\u4e0d\u8db3\u72b6\u6001\u4e0e\u6700\u5c0f\u7a97\u53e3<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u96f6\u65b9\u5dee\u7a97\u53e3<\/span><\/p>\n<\/td>\n

\n

\u5206\u6570\u65e0\u7a77\u5927\u6216\u8fc7\u654f<\/span><\/p>\n<\/td>\n

\n

\u6781\u5c0f\u65b9\u5dee\u4fdd\u62a4\u4e0e\u7edd\u5bf9\u9608\u503c<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u65f6\u949f\u4e0d\u4e00\u81f4<\/span><\/p>\n<\/td>\n

\n

\u5148\u540e\u987a\u5e8f\u98a0\u5012<\/span><\/p>\n<\/td>\n

\n

\u7edf\u4e00\u65f6\u95f4\u6e90\u4e0e\u504f\u5dee\u5bb9\u5fcd<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u62d3\u6251\u9648\u65e7<\/span><\/p>\n<\/td>\n

\n

\u94fe\u8def\u8ffd\u9519\u8d44\u6e90<\/span><\/p>\n<\/td>\n

\n

\u4f9d\u8d56\u8fb9\u7248\u672c\u4e0e\u6709\u6548\u65f6\u6bb5<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u5171\u4eab\u8d44\u6e90\u62e5\u585e<\/span><\/p>\n<\/td>\n

\n

\u591a\u4e2a\u4e1a\u52a1\u540c\u65f6\u5f02\u5e38<\/span><\/p>\n<\/td>\n

\n

\u4f18\u5148\u68c0\u7d22\u5171\u540c\u4f9d\u8d56<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u591a\u6839\u56e0\u540c\u65f6\u53d1\u751f<\/span><\/p>\n<\/td>\n

\n

\u5355\u6839\u56e0\u89e3\u91ca\u8986\u76d6\u4e0d\u8db3<\/span><\/p>\n<\/td>\n

\n

\u5141\u8bb8\u591a\u4e2a\u5019\u9009\u4e0e\u5b50\u4e8b\u4ef6<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u5468\u671f\u6d41\u91cf\u9ad8\u5cf0<\/span><\/p>\n<\/td>\n

\n

\u6bcf\u5929\u540c\u4e00\u65f6\u523b\u8bef\u62a5<\/span><\/p>\n<\/td>\n

\n

\u540c\u5468\u671f\u57fa\u7ebf<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u6307\u6807\u91c7\u6837\u7f3a\u53e3<\/span><\/p>\n<\/td>\n

\n

\u5f02\u5e38\u88ab\u9519\u5f53\u6b63\u5e38<\/span><\/p>\n<\/td>\n

\n

\u4fdd\u7559\u7f3a\u5931\u6807\u5fd7\u5e76\u964d\u4f4e\u7ed3\u8bba\u5f3a\u5ea6<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

18.1 \u76d1\u6d4b\u95ed\u73af\u9700\u8981\u54ea\u4e9b\u6301\u4e45\u5316\u8bb0\u5f55？<\/h3>\n

\u6bcf\u6b21\u4e8b\u4ef6\u81f3\u5c11\u4fdd\u7559\u4e8b\u4ef6\u65f6\u95f4\u7a97\u53e3\u3001\u5f02\u5e38\u6307\u6807\u6e05\u5355\u3001\u7b97\u6cd5\u53ca\u53c2\u6570\u7248\u672c\u3001\u62d3\u6251\u5feb\u7167\u7248\u672c\u3001\u5019\u9009\u5206\u6570\u5206\u89e3\u3001\u5904\u7f6e\u8bb0\u5f55\u3001\u4eba\u5de5\u786e\u8ba4\u7ed3\u8bba\u3002\u5386\u53f2\u6570\u636e\u53ef\u6309\u4fdd\u7559\u5468\u671f\u5206\u5c42：\u9ad8\u9891\u539f\u59cb\u6307\u6807\u7528\u4e8e\u8fd1\u671f\u5206\u6790，\u4e8b\u4ef6\u6458\u8981\u4e0e\u4eba\u5de5\u53cd\u9988\u7528\u4e8e\u8f83\u957f\u671f\u7684\u6cbb\u7406\u590d\u76d8\u3002<\/p>\n

18.2 \u4eba\u5de5\u786e\u8ba4\u5982\u4f55\u5e2e\u52a9\u6301\u7eed\u6539\u8fdb？<\/h3>\n

\u4eba\u5de5\u786e\u8ba4\u5e76\u975e\u70b9\u51fb\u4e00\u4e2a\u201c\u6b63\u786e\u201d\u6309\u94ae\u3002\u5e94\u5141\u8bb8\u6807\u6ce8\u201c\u539f\u56e0\u6210\u7acb\u201d\u201c\u539f\u56e0\u4e0d\u6210\u7acb\u201d\u201c\u591a\u539f\u56e0\u5e76\u5b58\u201d\u201c\u65e0\u6cd5\u786e\u8ba4\u201d，\u5e76\u8bb0\u5f55\u65e5\u5fd7\u6216\u914d\u7f6e\u53d8\u66f4\u7b49\u4f50\u8bc1\u3002\u53ea\u6709\u5e26\u8bc1\u636e\u7684\u590d\u76d8\u624d\u80fd\u7528\u4e8e\u8c03\u6574\u6743\u91cd\u3001\u6821\u51c6\u9608\u503c\u548c\u6bd4\u8f83\u65b0\u65e7\u7b56\u7565\u3002<\/p>\n\n\n\n
\n

\u8fd0\u884c\u539f\u5219<\/span>\u00a0 \u6839\u56e0\u6392\u5e8f\u662f\u6392\u67e5\u5efa\u8bae，\u4e0d\u662f\u81ea\u52a8\u6267\u884c\u9ad8\u98ce\u9669\u64cd\u4f5c\u7684\u5145\u5206\u4f9d\u636e\u3002\u4efb\u4f55\u91cd\u542f\u3001\u6269\u5bb9\u6216\u6d41\u91cf\u5207\u6362\u90fd\u5e94\u8bbe\u7f6e\u6743\u9650\u3001\u6761\u4ef6\u4e0e\u56de\u9000\u8def\u5f84\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u00a0<\/p>\n

19｜\u4ece\u95ee\u9898\u5230\u9a8c\u8bc1：\u6700\u7ec8\u5f62\u6210\u4e00\u6761\u53ef\u89e3\u91ca\u7684\u8bca\u65ad\u94fe<\/h2>\n

\u4ece\u96f6\u642d\u5efa\u8fd9\u7c7b\u7cfb\u7edf，\u96be\u70b9\u5e76\u4e0d\u53ea\u662f Z-Score\u3001IQR \u6216 BFS \u7684\u5355\u9879\u5b9e\u73b0，\u800c\u662f\u4fdd\u8bc1\u8fd9\u4e9b\u6a21\u5757\u5904\u7406\u7684\u662f\u540c\u4e00\u4e8b\u4ef6\u3001\u540c\u4e00\u65f6\u95f4\u5c3a\u5ea6\u548c\u540c\u4e00\u4efd\u4f9d\u8d56\u4e8b\u5b9e\u3002\u68c0\u6d4b\u6a21\u578b\u8ffd\u8e2a\u504f\u79bb，\u56fe\u6a21\u578b\u63cf\u7ed8\u53ef\u80fd\u7684\u5f71\u54cd\u8def\u5f84，\u6839\u56e0\u5206\u6570\u6574\u5408\u8bc1\u636e，\u4eba\u5de5\u590d\u76d8\u6700\u7ec8\u5224\u65ad\u539f\u56e0\u3002<\/p>\n

\u5173\u952e\u80fd\u529b\u56de\u987e<\/h3>\n

\u2460 \u91c7\u96c6\u5c42\u5148\u505a\u7edf\u4e00\u65f6\u95f4\u3001\u5355\u4f4d\u548c\u8d28\u91cf\u6821\u9a8c；\u2461 \u68c0\u6d4b\u5c42\u4f7f\u7528\u591a\u4e2a\u4e92\u8865\u89c4\u5219，\u4fdd\u5b58\u5386\u53f2\u7a97\u53e3\u4e0e\u89e6\u53d1\u4f9d\u636e；\u2462 \u5173\u8054\u5c42\u6309\u65f6\u95f4\u3001\u62d3\u6251\u548c\u6307\u6807\u65b9\u5411\u805a\u5408\u4e8b\u4ef6；\u2463 \u56fe\u8ba1\u7b97\u4ee5\u660e\u786e\u7684\u201c\u8c03\u7528\u65b9\u2192\u88ab\u8c03\u7528\u65b9\u201d\u5b9a\u4e49\u4f9d\u8d56\u8fb9；\u2464 \u6839\u56e0\u6a21\u578b\u8f93\u51fa\u6392\u540d\u4e0e\u5206\u9879\u89e3\u91ca，\u62d2\u7edd\u628a\u6392\u5e8f\u5206\u6570\u5f53\u6982\u7387；\u2465 \u524d\u7aef\u628a\u8d8b\u52bf\u3001\u8282\u70b9\u4e0e\u8def\u5f84\u8054\u52a8\u5c55\u793a；\u2466 \u6d4b\u8bd5\u4ee5\u6807\u6ce8\u6839\u56e0\u548c\u591a\u573a\u666f\u65ad\u8a00\u9a8c\u8bc1\u7ed3\u679c\u3002<\/p>\n

\u4e00\u4e2a\u503c\u5f97\u6301\u7eed\u8ffd\u95ee\u7684\u95ee\u9898<\/h3>\n

\u5047\u8bbe\u7f51\u5173\u3001\u8ba2\u5355\u4e0e\u652f\u4ed8\u540c\u65f6\u8d85\u65f6，\u7cfb\u7edf\u63a8\u8350\u4e86\u6570\u636e\u5e93\u3002\u9664\u4e86\u770b\u5230\u6570\u636e\u5e93\u8fde\u63a5\u6570\u5148\u5347\u9ad8，\u8fd8\u5e94\u8be5\u8ffd\u95ee：\u662f\u5426\u6070\u597d\u8fdb\u884c\u4e86\u914d\u7f6e\u53d1\u5e03？\u662f\u5426\u5171\u4eab\u7f51\u7edc\u51fa\u73b0\u6296\u52a8？\u6570\u636e\u5e93\u662f\u5426\u53ea\u662f\u4e0e\u5176\u4ed6\u670d\u52a1\u540c\u53d7\u4e00\u4e2a\u5916\u56e0\u5f71\u54cd？\u80fd\u5426\u5728\u8c03\u7528\u94fe\u3001\u65e5\u5fd7\u548c\u8d44\u6e90\u4f7f\u7528\u60c5\u51b5\u4e2d\u627e\u5230\u652f\u6301\u6216\u53cd\u9a73\u8fd9\u4e00\u7ed3\u8bba\u7684\u8bc1\u636e？<\/p>\n

\u80fd\u591f\u4e3b\u52a8\u63d0\u51fa\u8fd9\u4e9b\u95ee\u9898\u7684\u8bca\u65ad\u5e73\u53f0，\u624d\u771f\u6b63\u4ece\u201c\u5c55\u793a\u7ea2\u70b9\u201d\u8d70\u5411\u201c\u5e2e\u52a9\u7406\u89e3\u590d\u6742\u7cfb\u7edf\u201d\u3002<\/p>\n

\u6280\u672f\u8d44\u6599<\/h3>\n

Prometheus \u67e5\u8be2\u57fa\u7840：https:\/\/prometheus.io\/docs\/prometheus\/latest\/querying\/basics\/<\/p>\n

Prometheus \u6307\u6807\u7c7b\u578b：https:\/\/prometheus.io\/docs\/concepts\/metric_types\/<\/p>\n

OpenTelemetry \u4e0a\u4e0b\u6587\u4f20\u64ad：https:\/\/opentelemetry.io\/docs\/concepts\/context-propagation\/<\/p>\n

Spring Boot Actuator：https:\/\/docs.spring.io\/spring-boot\/reference\/actuator\/index.html<\/p>\n

Apache ECharts \u5173\u7cfb\u56fe：https:\/\/echarts.apache.org\/zh\/option.html#series-graph<\/p>\n

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