{"id":38268,"date":"2025-04-23T19:20:03","date_gmt":"2025-04-23T11:20:03","guid":{"rendered":"https:\/\/www.yunshan.net\/blog\/?p=38268"},"modified":"2025-04-23T19:20:03","modified_gmt":"2025-04-23T11:20:03","slug":"opentelemetry%e7%9a%84%e6%8c%87%e6%a0%87%e6%95%b0%e6%8d%ae%e5%a6%82%e4%bd%95%e8%a2%ab%e8%b7%a8%e7%bc%93%e5%ad%98%e7%b3%bb%e7%bb%9f%e4%bd%bf%e7%94%a8","status":"publish","type":"post","link":"https:\/\/www.yunshan.net\/blog\/archives\/38268.html","title":{"rendered":"OpenTelemetry\u7684\u6307\u6807\u6570\u636e\u5982\u4f55\u88ab\u8de8\u7f13\u5b58\u7cfb\u7edf\u4f7f\u7528"},"content":{"rendered":"

\n

\"OpenTelemetry\u7684\u6307\u6807\u6570\u636e\u5982\u4f55\u88ab\u8de8\u7f13\u5b58\u7cfb\u7edf\u4f7f\u7528\"<\/p>\n<\/p>\n

OpenTelemetry\u662f\u4e00\u4e2a\u5f00\u6e90\u7684\u53ef\u89c2\u6d4b\u6027\u6846\u67b6\uff0c\u7531\u4e91\u539f\u751f\u57fa\u91d1\u4f1a\uff08CNCF\uff09\u6258\u7ba1\u3002\u5b83\u65e8\u5728\u4e3a\u6240\u6709\u7c7b\u578b\u7684\u53ef\u89c2\u6d4b\u4fe1\u53f7\uff08\u5982\u8ddf\u8e2a\u3001\u6307\u6807\u548c\u65e5\u5fd7\uff09\u63d0\u4f9b\u5355\u4e00\u6807\u51c6\uff0c\u4f7f\u7ec4\u7ec7\u66f4\u5bb9\u6613\u5171\u4eab\u548c\u91cd\u7528\u9065\u6d4b\u6570\u636e\uff0c\u4ece\u800c\u4e0e\u5404\u79cd\u53ef\u89c2\u6d4b\u6027\u5de5\u5177\u548c\u5e73\u53f0\u96c6\u6210\u3002<\/p>\n

\u4e8c\u3001\u6307\u6807\u6570\u636e\uff08Metrics\uff09<\/h2>\n

\u6307\u6807\u6570\u636e\u662fOpenTelemetry\u7684\u91cd\u8981\u7ec4\u6210\u90e8\u5206\uff0c\u7528\u4e8e\u8868\u793a\u7cfb\u7edf\u7684\u8fd0\u884c\u72b6\u51b5\u548c\u6027\u80fd\u3002\u6307\u6807\u6570\u636e\u53ef\u4ee5\u6309\u7528\u6237\u5b9a\u4e49\u7684\u65b9\u5f0f\u805a\u5408\u548c\u5bfc\u51fa\uff0c\u5e2e\u52a9\u56e2\u961f\u4e86\u89e3\u4e8b\u4ef6\u53d1\u751f\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u5e76\u5141\u8bb8\u56e2\u961f\u8c03\u7528\u56de\u9000\u673a\u5236\u4ee5\u786e\u4fdd\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u3002<\/p>\n

1. \u6307\u6807\u7c7b\u578b<\/h2>\n

OpenTelemetry\u652f\u6301\u591a\u79cd\u7c7b\u578b\u7684\u6307\u6807\uff0c\u5305\u62ec\u8ba1\u6570\u5668\uff08Counter\uff09\u3001\u8ba1\u91cf\u5668\uff08Gauge\uff09\u3001\u76f4\u65b9\u56fe\uff08Histogram\uff09\u7b49\u3002\u6bcf\u79cd\u7c7b\u578b\u7684\u6307\u6807\u9002\u7528\u4e8e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\uff1a<\/p>\n

  • \u8ba1\u6570\u5668\uff08Counter\uff09<\/strong>\uff1a\u7528\u4e8e\u6d4b\u91cf\u5355\u8c03\u9012\u589e\u7684\u503c\uff0c\u5982\u8bf7\u6c42\u6570\u91cf\u3001\u9519\u8bef\u6570\u91cf\u7b49\u3002<\/li>\n
  • \u8ba1\u91cf\u5668\uff08Gauge\uff09<\/strong>\uff1a\u7528\u4e8e\u6d4b\u91cf\u53ef\u589e\u53ef\u51cf\u7684\u503c\uff0c\u5982CPU\u4f7f\u7528\u7387\u3001\u5185\u5b58\u4f7f\u7528\u91cf\u7b49\u3002<\/li>\n
  • \u76f4\u65b9\u56fe\uff08Histogram\uff09<\/strong>\uff1a\u7528\u4e8e\u6d4b\u91cf\u503c\u7684\u5206\u5e03\uff0c\u5982\u8bf7\u6c42\u5ef6\u8fdf\u3001\u54cd\u5e94\u5927\u5c0f\u7b49\u3002<\/li>\n

    2. \u6307\u6807\u6570\u636e\u7684\u6536\u96c6\u548c\u4e0a\u62a5<\/h2>\n

    OpenTelemetry\u63d0\u4f9b\u4e86\u591a\u79cd\u65b9\u5f0f\u6765\u6536\u96c6\u548c\u4e0a\u62a5\u6307\u6807\u6570\u636e\uff1a<\/p>\n

  • \u81ea\u52a8\u68c0\u6d4b\uff08Instrumentation\uff09<\/strong>\uff1a\u901a\u8fc7\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u5d4c\u5165OpenTelemetry\u7684\u68c0\u6d4b\u5e93\uff0c\u53ef\u4ee5\u81ea\u52a8\u6536\u96c6\u5e38\u89c1\u6846\u67b6\u548c\u5e93\u7684\u6307\u6807\u6570\u636e\uff0c\u800c\u65e0\u9700\u624b\u52a8\u7f16\u5199\u5927\u91cf\u7684\u68c0\u6d4b\u4ee3\u7801\u3002<\/li>\n
  • \u624b\u52a8\u68c0\u6d4b\uff08Manual Instrumentation\uff09<\/strong>\uff1a\u5bf9\u4e8e\u4e00\u4e9b\u590d\u6742\u7684\u4e1a\u52a1\u903b\u8f91\u6216\u81ea\u5b9a\u4e49\u6307\u6807\uff0c\u53ef\u4ee5\u4f7f\u7528OpenTelemetry\u7684API\u624b\u52a8\u7f16\u5199\u68c0\u6d4b\u4ee3\u7801\u6765\u6536\u96c6\u6570\u636e\u3002<\/li>\n
  • OpenTelemetry Collector<\/strong>\uff1a\u4f5c\u4e3a\u4e00\u4e2a\u4ee3\u7406\uff0c\u63a5\u6536\u6765\u81ea\u4e0d\u540c\u6765\u6e90\u7684\u9065\u6d4b\u6570\u636e\uff0c\u5bf9\u5176\u8fdb\u884c\u8f6c\u6362\u548c\u5904\u7406\uff0c\u7136\u540e\u5c06\u6570\u636e\u5bfc\u51fa\u5230\u53ef\u4ee5\u6c38\u4e45\u5b58\u50a8\u6570\u636e\u7684\u540e\u7aef\u3002<\/li>\n

    \u4e09\u3001\u8de8\u7f13\u5b58\u7cfb\u7edf\u4f7f\u7528\u6307\u6807\u6570\u636e<\/h2>\n

    \u5728\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\uff0c\u7f13\u5b58\u7cfb\u7edf\uff08\u5982Memcached\u3001Redis\uff09\u88ab\u5e7f\u6cdb\u4f7f\u7528\u4ee5\u63d0\u9ad8\u7cfb\u7edf\u6027\u80fd\u3002OpenTelemetry\u7684\u6307\u6807\u6570\u636e\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u88ab\u8de8\u7f13\u5b58\u7cfb\u7edf\u4f7f\u7528\uff1a<\/p>\n

    1. \u7406\u89e3\u7f13\u5b58\u7cfb\u7edf\u7684\u884c\u4e3a<\/h2>\n

    \u901a\u8fc7\u6536\u96c6\u548c\u5206\u6790\u7f13\u5b58\u7cfb\u7edf\u7684\u6307\u6807\u6570\u636e\uff0c\u53ef\u4ee5\u6df1\u5165\u7406\u89e3\u5176\u884c\u4e3a\u548c\u6027\u80fd\u74f6\u9888\u3002\u4f8b\u5982\uff0c\u901a\u8fc7\u76d1\u63a7\u7f13\u5b58\u547d\u4e2d\u7387\u3001\u7f13\u5b58\u672a\u547d\u4e2d\u7387\u3001\u7f13\u5b58\u5199\u5165\u6b21\u6570\u7b49\u6307\u6807\uff0c\u53ef\u4ee5\u8bc4\u4f30\u7f13\u5b58\u7cfb\u7edf\u7684\u6709\u6548\u6027\uff0c\u5e76\u627e\u51fa\u53ef\u80fd\u7684\u4f18\u5316\u70b9\u3002<\/p>\n

    2. \u8bca\u65ad\u95ee\u9898<\/h2>\n

    \u6307\u6807\u6570\u636e\u53ef\u4ee5\u5e2e\u52a9\u8bca\u65ad\u7f13\u5b58\u7cfb\u7edf\u4e2d\u7684\u95ee\u9898\u3002\u4f8b\u5982\uff0c\u5982\u679c\u7f13\u5b58\u547d\u4e2d\u7387\u7a81\u7136\u4e0b\u964d\uff0c\u53ef\u80fd\u8868\u793a\u7f13\u5b58\u914d\u7f6e\u4e0d\u5f53\u6216\u7f13\u5b58\u6570\u636e\u5df2\u8fc7\u671f\u3002\u901a\u8fc7\u5206\u6790\u4e0e\u7f13\u5b58\u76f8\u5173\u7684\u6307\u6807\uff0c\u53ef\u4ee5\u5feb\u901f\u5b9a\u4f4d\u95ee\u9898\u5e76\u91c7\u53d6\u76f8\u5e94\u63aa\u65bd\u3002<\/p>\n

    3. \u4f18\u5316\u7f13\u5b58\u7b56\u7565<\/h2>\n

    \u6839\u636e\u6307\u6807\u6570\u636e\uff0c\u53ef\u4ee5\u52a8\u6001\u8c03\u6574\u7f13\u5b58\u7b56\u7565\u4ee5\u63d0\u9ad8\u7cfb\u7edf\u6027\u80fd\u3002\u4f8b\u5982\uff0c\u6839\u636e\u7f13\u5b58\u547d\u4e2d\u7387\u548c\u672a\u547d\u4e2d\u7387\uff0c\u53ef\u4ee5\u8c03\u6574\u7f13\u5b58\u7684\u8fc7\u671f\u65f6\u95f4\u3001\u5bb9\u91cf\u5927\u5c0f\u6216\u6dd8\u6c70\u7b56\u7565\u3002<\/p>\n

    4. \u9884\u6d4b\u548c\u5bb9\u91cf\u89c4\u5212<\/h2>\n

    \u901a\u8fc7\u957f\u671f\u89c2\u5bdf\u7f13\u5b58\u7cfb\u7edf\u7684\u6307\u6807\u6570\u636e\uff0c\u53ef\u4ee5\u9884\u6d4b\u672a\u6765\u7684\u8d1f\u8f7d\u60c5\u51b5\u5e76\u8fdb\u884c\u5bb9\u91cf\u89c4\u5212\u3002\u4f8b\u5982\uff0c\u6839\u636e\u5386\u53f2\u6570\u636e\u9884\u6d4b\u7f13\u5b58\u7684\u4f7f\u7528\u8d8b\u52bf\uff0c\u63d0\u524d\u6269\u5bb9\u4ee5\u5e94\u5bf9\u9ad8\u6d41\u91cf\u65f6\u671f\u3002<\/p>\n

    \u56db\u3001\u6848\u4f8b\u5206\u6790<\/h2>\n

    \u8ba9\u6211\u4eec\u6765\u770b\u4e00\u4e2a\u5177\u4f53\u7684\u6848\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528OpenTelemetry\u7684\u6307\u6807\u6570\u636e\u6765\u4f18\u5316\u7f13\u5b58\u7cfb\u7edf\u3002<\/p>\n

    \u573a\u666f\uff1a<\/strong><\/p>\n

    \u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u7535\u5546\u7f51\u7ad9\uff0c\u4f7f\u7528Memcached\u4f5c\u4e3a\u7f13\u5b58\u7cfb\u7edf\u6765\u5b58\u50a8\u5546\u54c1\u4fe1\u606f\u548c\u7528\u6237\u4f1a\u8bdd\u6570\u636e\u3002\u968f\u7740\u4e1a\u52a1\u7684\u589e\u957f\uff0c\u6211\u4eec\u6ce8\u610f\u5230\u7f51\u7ad9\u7684\u54cd\u5e94\u901f\u5ea6\u6709\u6240\u4e0b\u964d\uff0c\u6000\u7591\u662f\u7f13\u5b58\u7cfb\u7edf\u51fa\u73b0\u4e86\u95ee\u9898\u3002<\/p>\n

    \u6b65\u9aa4\u4e00\uff1a\u6570\u636e\u6536\u96c6<\/strong><\/p>\n

    \u6211\u4eec\u4f7f\u7528OpenTelemetry\u7684Memcached\u63a5\u6536\u5668\u6765\u6536\u96c6\u7f13\u5b58\u7cfb\u7edf\u7684\u6307\u6807\u6570\u636e\u3002\u6211\u4eec\u5173\u6ce8\u4ee5\u4e0b\u51e0\u4e2a\u5173\u952e\u6307\u6807\uff1a<\/p>\n

  • \u7f13\u5b58\u547d\u4e2d\u7387\uff08Cache Hit Ratio\uff09<\/strong>\uff1a\u8868\u793a\u7f13\u5b58\u8bf7\u6c42\u4e2d\u547d\u4e2d\u7684\u6bd4\u4f8b\u3002<\/li>\n
  • \u7f13\u5b58\u672a\u547d\u4e2d\u7387\uff08Cache Miss Ratio\uff09<\/strong>\uff1a\u8868\u793a\u7f13\u5b58\u8bf7\u6c42\u4e2d\u672a\u547d\u4e2d\u7684\u6bd4\u4f8b\u3002<\/li>\n
  • \u7f13\u5b58\u5199\u5165\u6b21\u6570\uff08Cache Write Count\uff09<\/strong>\uff1a\u8868\u793a\u6210\u529f\u5199\u5165\u7f13\u5b58\u7684\u6b21\u6570\u3002<\/li>\n
  • \u7f13\u5b58\u9010\u51fa\u6b21\u6570\uff08Cache Eviction Count\uff09<\/strong>\uff1a\u8868\u793a\u7531\u4e8e\u7f13\u5b58\u5df2\u6ee1\u800c\u88ab\u9010\u51fa\u7684\u6b21\u6570\u3002<\/li>\n

    \u6b65\u9aa4\u4e8c\uff1a\u6570\u636e\u5206\u6790<\/strong><\/p>\n

    \u901a\u8fc7\u5206\u6790\u6536\u96c6\u5230\u7684\u6307\u6807\u6570\u636e\uff0c\u6211\u4eec\u53d1\u73b0\u7f13\u5b58\u547d\u4e2d\u7387\u8f83\u4f4e\uff0c\u800c\u672a\u547d\u4e2d\u7387\u8f83\u9ad8\u3002\u8fd9\u8868\u660e\u7f13\u5b58\u7cfb\u7edf\u6ca1\u6709\u6709\u6548\u5730\u5b58\u50a8\u548c\u63d0\u4f9b\u7ecf\u5e38\u8bbf\u95ee\u7684\u6570\u636e\u3002\u8fdb\u4e00\u6b65\u5206\u6790\u53d1\u73b0\uff0c\u7f13\u5b58\u9010\u51fa\u6b21\u6570\u8f83\u591a\uff0c\u8fd9\u610f\u5473\u7740\u7f13\u5b58\u7684\u5bb9\u91cf\u53ef\u80fd\u4e0d\u8db3\u6216\u8005\u7f13\u5b58\u7684\u6dd8\u6c70\u7b56\u7565\u9700\u8981\u8c03\u6574\u3002<\/p>\n

    \u6b65\u9aa4\u4e09\uff1a\u95ee\u9898\u8bca\u65ad\u548c\u4f18\u5316<\/strong><\/p>\n

    \u57fa\u4e8e\u6570\u636e\u5206\u6790\u7684\u7ed3\u679c\uff0c\u6211\u4eec\u91c7\u53d6\u4e86\u4ee5\u4e0b\u63aa\u65bd\u6765\u4f18\u5316\u7f13\u5b58\u7cfb\u7edf\uff1a<\/p>\n

  • \u589e\u52a0\u7f13\u5b58\u5bb9\u91cf<\/strong>\uff1a\u901a\u8fc7\u589e\u52a0Memcached\u5b9e\u4f8b\u7684\u5185\u5b58\u5927\u5c0f\uff0c\u51cf\u5c11\u56e0\u7f13\u5b58\u5df2\u6ee1\u800c\u5bfc\u81f4\u7684\u9010\u51fa\u6b21\u6570\u3002<\/li>\n
  • \u8c03\u6574\u6dd8\u6c70\u7b56\u7565<\/strong>\uff1a\u5c06\u539f\u6765\u7684LRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09\u7b56\u7565\u6539\u4e3aLFU\uff08\u6700\u4e0d\u7ecf\u5e38\u4f7f\u7528\uff09\u7b56\u7565\uff0c\u4f18\u5148\u6dd8\u6c70\u90a3\u4e9b\u4e0d\u7ecf\u5e38\u8bbf\u95ee\u7684\u6570\u636e\u3002<\/li>\n
  • \u4f18\u5316\u7f13\u5b58\u6570\u636e\u7684\u6709\u6548\u671f<\/strong>\uff1a\u6839\u636e\u4e1a\u52a1\u9700\u6c42\uff0c\u5408\u7406\u8bbe\u7f6e\u7f13\u5b58\u6570\u636e\u7684\u6709\u6548\u671f\uff0c\u907f\u514d\u9891\u7e41\u7684\u6570\u636e\u66f4\u65b0\u5bfc\u81f4\u7684\u7f13\u5b58\u672a\u547d\u4e2d\u3002<\/li>\n

    \u6b65\u9aa4\u56db\uff1a\u6548\u679c\u9a8c\u8bc1<\/strong><\/p>\n

    \u7ecf\u8fc7\u4f18\u5316\u540e\uff0c\u6211\u4eec\u7ee7\u7eed\u6536\u96c6\u548c\u5206\u6790\u7f13\u5b58\u7cfb\u7edf\u7684\u6307\u6807\u6570\u636e\u3002\u7ed3\u679c\u663e\u793a\uff0c\u7f13\u5b58\u547d\u4e2d\u7387\u663e\u8457\u63d0\u5347\uff0c\u672a\u547d\u4e2d\u7387\u964d\u4f4e\uff0c\u7f13\u5b58\u9010\u51fa\u6b21\u6570\u4e5f\u5927\u5927\u51cf\u5c11\u3002\u8fd9\u76f4\u63a5\u53cd\u6620\u5728\u7f51\u7ad9\u7684\u54cd\u5e94\u901f\u5ea6\u4e0a\uff0c\u7528\u6237\u4f53\u9a8c\u5f97\u5230\u4e86\u660e\u663e\u6539\u5584\u3002<\/p>\n

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