{"id":22385,"date":"2021-11-16T17:12:20","date_gmt":"2021-11-16T17:12:20","guid":{"rendered":"https:\/\/www.dotcom-monitor.com\/blog\/2021\/11\/16\/sre-%e5%8e%9f%e5%88%99%ef%bc%9a7-%e6%9d%a1%e5%9f%ba%e6%9c%ac%e8%a7%84%e5%88%99\/"},"modified":"2026-08-27T21:19:27","modified_gmt":"2026-08-27T21:19:27","slug":"sre-%e5%8e%9f%e5%88%99%ef%bc%9a7-%e6%9d%a1%e5%9f%ba%e6%9c%ac%e8%a7%84%e5%88%99","status":"publish","type":"post","link":"https:\/\/www.dotcom-monitor.com\/blog\/zh-hans\/sre-%e5%8e%9f%e5%88%99%ef%bc%9a7-%e6%9d%a1%e5%9f%ba%e6%9c%ac%e8%a7%84%e5%88%99\/","title":{"rendered":"SRE \u539f\u5219\uff1a7\u6761\u57fa\u672c\u89c4\u5219"},"content":{"rendered":"<figure id=\"attachment_34573\" aria-describedby=\"caption-attachment-34573\" style=\"width: 1200px\" class=\"wp-caption alignnone\"><img fetchpriority=\"high\" decoding=\"async\" class=\"size-full wp-image-34573\" src=\"https:\/\/www.dotcom-monitor.com\/blog\/wp-content\/uploads\/sites\/3\/2021\/11\/hero-sre-principles-outside-google.webp\" alt=\"Illustration of a web stack where the team owns the application core but depends on external CDN, DNS, payment, and auth services\" width=\"1200\" height=\"800\" srcset=\"https:\/\/www.dotcom-monitor.com\/blog\/wp-content\/uploads\/sites\/3\/2021\/11\/hero-sre-principles-outside-google.webp 1200w, https:\/\/www.dotcom-monitor.com\/blog\/wp-content\/uploads\/sites\/3\/2021\/11\/hero-sre-principles-outside-google-300x200.webp 300w, https:\/\/www.dotcom-monitor.com\/blog\/wp-content\/uploads\/sites\/3\/2021\/11\/hero-sre-principles-outside-google-1024x683.webp 1024w, https:\/\/www.dotcom-monitor.com\/blog\/wp-content\/uploads\/sites\/3\/2021\/11\/hero-sre-principles-outside-google-768x512.webp 768w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><figcaption id=\"caption-attachment-34573\" class=\"wp-caption-text\">\u8c37\u6b4cSRE\u4e66\u7c4d\u5047\u8bbe\u4f60\u62e5\u6709\u6574\u4e2a\u5806\u6808\u3002\u4f60\u7684\u7528\u6237\u4f53\u9a8c\u4e2d\u5f88\u5927\u4e00\u90e8\u5206\u8fd0\u884c\u5728\u5e76\u975e\u4f60\u62e5\u6709\u7684\u57fa\u7840\u8bbe\u65bd\u4e0a\u3002<\/figcaption><\/figure>\n<p>\u4e03\u6761SRE\u539f\u5219\u6765\u81ea\u4e00\u5bb6\u62e5\u6709\u81ea\u5df1\u7684\u6570\u636e\u4e2d\u5fc3\u3001\u7f51\u7edc\u3001\u8d1f\u8f7d\u5747\u8861\u5668\u53ca\u6240\u6709\u4e2d\u95f4\u4ee3\u7801\u7684\u516c\u53f8\u3002\u4f60\u7684\u5806\u6808\u53ef\u80fd\u5e76\u975e\u5982\u6b64\u3002\u7528\u6237\u4f53\u9a8c\u4e2d\u7684\u5f88\u5927\u4e00\u90e8\u5206\u8fd0\u884c\u5728\u4f60\u65e0\u6cd5SSH\u8bbf\u95ee\u7684\u57fa\u7840\u8bbe\u65bd\u4e0a\uff1aCDN\u3001\u8ba4\u8bc1\u63d0\u4f9b\u5546\u3001\u652f\u4ed8\u7f51\u5173\u3001DNS\u3001\u6807\u7b7e\u7ba1\u7406\u5668\u3001\u5408\u4f5c\u4f19\u4f34API\u3002<\/p>\n<p>\u8fd9\u79cd\u5dee\u8ddd\u5f88\u91cd\u8981\uff0c\u56e0\u4e3a\u8fd9\u4e9b\u539f\u5219\u5728\u8c37\u6b4c\u4e4b\u5916\u4f9d\u7136\u9002\u7528\u3002\u4f46\u5f53\u6545\u969c\u7ec4\u4ef6\u4e0d\u662f\u4f60\u53ef\u4ee5\u4fee\u590d\u65f6\uff0c\u82e5\u5e72\u539f\u5219\u7684\u5f62\u6001\u4f1a\u53d1\u751f\u53d8\u5316\u3002\u5f53\u4e09\u5206\u4e4b\u4e00\u7684\u9519\u8bef\u9884\u7b97\u88ab\u4ed6\u4eba\u6545\u969c\u6d88\u8017\u65f6\uff0c\u9519\u8bef\u9884\u7b97\u7684\u8868\u73b0\u4f1a\u4e0d\u540c\u3002\u56db\u4e2a\u9ec4\u91d1\u4fe1\u53f7\u4ece\u9632\u706b\u5899\u5916\u770b\u548c\u5185\u90e8\u770b\u622a\u7136\u4e0d\u540c\u3002\u4f60\u65e0\u6cd5\u901a\u8fc7\u5de5\u7a0b\u6d88\u9664\u7684\u98ce\u9669\uff0c\u5fc5\u987b\u901a\u8fc7\u6d4b\u91cf\u6765\u7ba1\u7406\u3002<\/p>\n<p>\u672c\u6587\u6309\u7167<a href=\"https:\/\/sre.google\/sre-book\/table-of-contents\/\" target=\"_blank\" rel=\"noopener\">\u8c37\u6b4cSRE\u4e66<\/a>\u7684\u5b9a\u4e49\uff0c\u9010\u6761\u8bb2\u89e3\u4e03\u6761\u539f\u5219\uff0c\u5e76\u8865\u5145\u4e66\u4e2d\u672a\u6d89\u53ca\u7684\u90e8\u5206\uff1a\u5f53\u4f9d\u8d56\u7684\u670d\u52a1\u4e0d\u5f52\u4f60\u63a7\u5236\u65f6\uff0c\u6bcf\u6761\u539f\u5219\u5982\u4f55\u4f53\u73b0\u3002\u5982\u679c\u4f60\u662f\u65b0\u624b\uff0c\u5efa\u8bae\u5148\u9605\u8bfb<a href=\"https:\/\/www.dotcom-monitor.com\/blog\/zh-hans\/%e4%bb%80%e4%b9%88%e6%98%af%e7%ab%99%e7%82%b9%e5%8f%af%e9%9d%a0%e6%80%a7%e5%b7%a5%e7%a8%8b%e5%b8%88-%ef%bc%88sre%ef%bc%89%ef%bc%9f\/\">\u7ad9\u70b9\u53ef\u9760\u6027\u5de5\u7a0b\u5e08\u7684\u804c\u8d23<\/a>\uff0c\u7136\u540e\u518d\u56de\u6765\u9605\u8bfb\u672c\u6587\u3002<\/p>\n<h2 id='sre\u539f\u5219\u662f\u4ec0\u4e48'  id=\"boomdevs_1\" id=\"what-are-the-sre-principles\">SRE\u539f\u5219\u662f\u4ec0\u4e48\uff1f<\/h2>\n<p>SRE\u539f\u5219\u662f\u8c37\u6b4c\u4e3a\u5927\u89c4\u6a21\u8fd0\u884c\u53ef\u9760\u7cfb\u7edf\u800c\u5236\u5b9a\u7684\u5de5\u4f5c\u51c6\u5219\uff1a\u63a5\u53d7\u5e76\u7ba1\u7406\u98ce\u9669\u3001\u670d\u52a1\u7ea7\u522b\u76ee\u6807\u3001\u6d88\u9664\u91cd\u590d\u52b3\u52a8\u3001\u76d1\u63a7\u3001\u81ea\u52a8\u5316\u3001\u53d1\u5e03\u5de5\u7a0b\u548c\u7b80\u5316\u3002\u5b83\u4eec\u5171\u540c\u56de\u7b54\u4e00\u4e2a\u95ee\u9898\uff1a\u8be5\u670d\u52a1\u9700\u8981\u591a\u53ef\u9760\uff0c\u600e\u6837\u4ee5\u6700\u7ecf\u6d4e\u53ef\u6301\u7eed\u7684\u65b9\u5f0f\u4fdd\u6301\u8fd9\u79cd\u53ef\u9760\u6027\uff1f<\/p>\n<p>\u81ea2016\u5e74SRE\u4e66\u51fa\u7248\u4ee5\u6765\uff0c\u5217\u8868\u672a\u53d8\u3002\u4f46\u5e73\u5747\u5806\u6808\u5df2\u53d8\u3002\u5fae\u670d\u52a1\u3001SaaS\u4f9d\u8d56\u548c\u7b2c\u4e09\u65b9\u811a\u672c\u610f\u5473\u7740\u90e8\u5206\u53ef\u9760\u6027\u73b0\u5728\u638c\u63e1\u5728\u5176\u4ed6\u516c\u53f8\u624b\u4e0a\u3002\u4e0b\u9762\u6bcf\u8282\u5148\u4ecb\u7ecd\u4e66\u4e2d\u5199\u7684\u539f\u5219\uff0c\u518d\u8bb2\u8ff0\u4f9d\u8d56\u4e0d\u5c5e\u4e8e\u4f60\u7684\u65f6\u5019\u4f1a\u51fa\u4f55\u95ee\u9898\u3002\u6700\u540e\u603b\u7ed3\u4ece\u4e03\u6761\u539f\u5219\u4e2d\u63d0\u70bc\u7684SRE\u6700\u4f73\u5b9e\u8df5\u3002<\/p>\n<h2 id='\u539f\u52191-\u63a5\u53d7\u5e76\u7ba1\u7406\u98ce\u9669'  id=\"boomdevs_2\" id=\"principle-1-embracing-and-managing-risk\">\u539f\u52191 &#8211; \u63a5\u53d7\u5e76\u7ba1\u7406\u98ce\u9669<\/h2>\n<p>\u8c37\u6b4c\u7684\u8868\u8ff0\uff1a100%\u53ef\u9760\u6027\u662f\u9519\u8bef\u76ee\u6807\u3002\u7528\u6237\u901a\u8fc7\u81ea\u8eab\u4f1a\u5931\u8d25\u7684\u7f51\u7edc\u548c\u8bbe\u5907\u8bbf\u95ee\u4f60\uff0c\u8d85\u51fa\u4e00\u5b9a\u70b9\u6570\u7684\u989d\u5916\u201c9\u201d\u5c06\u82b1\u8d39\u5de8\u8d44\u4e14\u7528\u6237\u611f\u89c9\u4e0d\u5230\u5dee\u522b\u3002\u9009\u62e9\u4e1a\u52a1\u80fd\u652f\u6301\u7684\u53ef\u9760\u6027\u76ee\u6807\uff0c\u5e76\u5c06\u8be5\u76ee\u6807\u4e0e\u5b8c\u7f8e\u4e4b\u95f4\u7684\u5dee\u8ddd\u89c6\u4e3a\u5141\u8bb8\u82b1\u5728\u4ea4\u4ed8\u65b0\u529f\u80fd\u4e0a\u7684\u9884\u7b97\u3002<a href=\"https:\/\/sre.google\/sre-book\/embracing-risk\/\" target=\"_blank\" rel=\"noopener\">\u63a5\u53d7\u98ce\u9669\u7ae0\u8282<\/a>\u8be6\u7ec6\u9610\u8ff0\u6b64\u70b9\u3002<\/p>\n<p>\u5728\u8c37\u6b4c\u5185\u90e8\uff0c\u8fd9\u884c\u5f97\u901a\u56e0\u4e3a\u98ce\u9669\u662f\u53ef\u8c03\u6574\u7684\u65cb\u94ae\u3002\u66f4\u591a\u590d\u5236\uff0c\u66f4\u591a\u5197\u4f59\uff0c\u66f4\u6162\u53d1\u5e03\uff1a\u82b1\u94b1\u6362\u4e5d\u3002<\/p>\n<p>\u8c37\u6b4c\u4e4b\u5916\uff0c\u8fd9\u4e2a\u65cb\u94ae\u90e8\u5206\u4e0d\u901a\u3002\u4f60\u4e0d\u80fd\u4e3a\u652f\u4ed8\u7f51\u5173\u6dfb\u52a0\u526f\u672c\u3002\u4f60\u65e0\u6cd5\u8c03\u6574DNS\u63d0\u4f9b\u5546\u7684\u6545\u969c\u5207\u6362\u884c\u4e3a\u3002\u4ed6\u4eec\u7684\u53ef\u9760\u6027\u662f\u4e00\u9879\u5408\u7ea6\u6761\u6b3e\uff0c\u4e0d\u662f\u5de5\u7a0b\u53c2\u6570\u3002<\/p>\n<p>\u56e0\u6b64\u539f\u5219\u5f62\u6001\u53d8\u5316\uff1a\u5bf9\u4e8e\u4f60\u62e5\u6709\u7684\u7ec4\u4ef6\uff0c\u901a\u8fc7\u5de5\u7a0b\u7ba1\u7406\u98ce\u9669\uff1b\u4e0d\u5c5e\u4e8e\u4f60\u7684\uff0c\u901a\u8fc7\u6d4b\u91cf\u7ba1\u7406\u3002\u4f60\u9700\u8981\u77e5\u9053\u8ba4\u8bc1\u63d0\u4f9b\u5546\u4ece\u7528\u6237\u7f51\u7edc\u770b\u771f\u5b9e\u53ef\u7528\u6027\uff0c\u800c\u975e\u72b6\u6001\u9875\u6570\u5b57\u3002\u72b6\u6001\u9875\u5e38\u5e38\u5728\u90e8\u5206\u6545\u969c\u65f6\u4ecd\u663e\u793a\u7eff\u8272\uff0c\u4e00\u4e2a\u4f9d\u8d56\u5728\u5176\u81ea\u8eab\u6570\u636e\u4e2d\u5fc3\u53ef\u7528\uff0c\u4f46\u4f60\u7684\u6570\u636e\u4e2d\u5fc3\u53ef\u80fd\u65e0\u6cd5\u8bbf\u95ee\u3002\u72ec\u7acb\u6d4b\u91cf\u80fd\u8ba9\u201c\u6211\u4eec\u8ba4\u4e3aCDN\u4e0d\u7a33\u5b9a\u201d\u53d8\u6210\u6709\u6570\u636e\u652f\u6491\u7684\u7eed\u7b7e\u5bf9\u8bdd\u3002\u8fd9\u662fDotcom-Monitor\u8fd9\u65b9\u9762\u7684\u7b2c\u4e00\u804c\u8d23\uff1a\u5bf9\u6bcf\u4e2a\u5173\u952e\u4f9d\u8d56\u505a\u5916\u90e8\u68c0\u6d4b\u3002\u5bf9\u63d0\u4f9b\u5546\u7684DNS\u670d\u52a1\u5668\u8fdb\u884c<a href=\"https:\/\/www.dotcom-monitor.com\/zh-hans\/%e7%9b%91%e6%8e%a7%e4%ba%a7%e5%93%81\/dns-%e7%9b%91%e6%8e%a7%e5%b7%a5%e5%85%b7-dotcom-monitor\/\">DNS\u68c0\u6d4b<\/a>\uff0c\u5bf9CDN\u8fb9\u7f18\u505aHTTP(S)\u68c0\u6d4b\uff0c\u5bf9\u652f\u4ed8\u7f51\u5173\u505a<a href=\"https:\/\/www.dotcom-monitor.com\/zh-hans\/%e7%9b%91%e6%8e%a7%e4%ba%a7%e5%93%81\/api-monitoring\/web-api-monitoring\/\">API\u68c0\u6d4b<\/a>\u3002\u6bcf\u4e2a\u68c0\u6d4b\u4ece\u5168\u7403\u7f51\u7edc\u6784\u5efa\u81ea\u8eab\u7684\u6b63\u5e38\u8fd0\u884c\u65f6\u95f4\u548c\u54cd\u5e94\u65f6\u95f4\u8bb0\u5f55\u3002\u5f53\u6570\u636e\u5408\u7406\u65f6\uff0c\u7ed5\u8fc7\u98ce\u9669\uff1a\u7b2c\u4e8c\u4e2aDNS\u63d0\u4f9b\u5546\u3001\u5907\u7528\u652f\u4ed8\u8def\u5f84\u3001\u7b2c\u4e09\u65b9\u811a\u672c\u7f13\u5b58\u526f\u672c\u3002<\/p>\n<h3 id='\u5982\u4f55\u5b9e\u65bd\u98ce\u9669\u7ba1\u7406'  id=\"boomdevs_3\">\u5982\u4f55\u5b9e\u65bd\u98ce\u9669\u7ba1\u7406<\/h3>\n<ul>\n<li>\u5217\u51fa\u7528\u6237\u8bf7\u6c42\u6d89\u53ca\u7684\u6bcf\u4e2a\u4f9d\u8d56\uff08DNS\u3001CDN\u3001\u8ba4\u8bc1\u3001\u652f\u4ed8\u3001\u7b2c\u4e09\u65b9\u6807\u7b7e\uff09\uff0c\u6807\u660e\u54ea\u4e9b\u4f60\u80fd\u5de5\u7a0b\u63a7\u5236\uff0c\u54ea\u4e9b\u53ea\u80fd\u6d4b\u91cf\u3002<\/li>\n<li>\u4e3a\u6bcf\u4e2a\u53ea\u80fd\u6d4b\u91cf\u7684\u4f9d\u8d56\u521b\u5efaDotcom-Monitor\u8bbe\u5907\uff1a\u6307\u5411\u63d0\u4f9b\u5546DNS\u670d\u52a1\u5668\u7684DNS\u4efb\u52a1\uff0cCDN\u8fb9\u7f18\u7684HTTP(S)\u4efb\u52a1\uff0c\u9762\u5411\u652f\u4ed8\u6216\u8ba4\u8bc1\u7aef\u70b9\u7684Web\u670d\u52a1\u4efb\u52a1\u3002<\/li>\n<li>\u4ece\u7528\u6237\u6240\u5728\u533a\u57df\u7684\u591a\u4e2a\u76d1\u6d4b\u5730\u70b9\u8fd0\u884c\u8fd9\u4e9b\u68c0\u6d4b\uff0c\u9632\u6b62\u67d0\u4e00\u5730\u533a\u6545\u969c\u88ab\u53e6\u4e00\u5730\u533a\u63a9\u76d6\u3002<\/li>\n<li>\u5c06\u6bcf\u4e2a\u8bbe\u5907\u7684\u6b63\u5e38\u8fd0\u884c\u62a5\u544a\u5e26\u5165\u4f9b\u5e94\u5546\u6c9f\u901a\uff0c\u4ec5\u5728\u6709\u6570\u636e\u8868\u660e\u98ce\u9669\u503c\u5f97\u82b1\u8d39\u65f6\u6dfb\u52a0\u8def\u7531\u5907\u9009\uff08\u6b21\u7ea7DNS\uff0c\u5907\u7528\u652f\u4ed8\u8def\u5f84\uff09\u3002<\/li>\n<\/ul>\n<h2 id='\u539f\u52192-\u670d\u52a1\u7ea7\u522b\u76ee\u6807-sla-slo-sli'  id=\"boomdevs_4\" id=\"principle-2-service-level-objectives-sla-slo-sli\">\u539f\u52192 &#8211; \u670d\u52a1\u7ea7\u522b\u76ee\u6807 (SLA, SLO, SLI)<\/h2>\n<p>\u4e09\u4e2a\u672f\u8bed\u7ecf\u5e38\u6df7\u6dc6\uff0c\u89e3\u91ca\u5982\u4e0b\uff1a<\/p>\n<ul>\n<li><strong>SLA (\u670d\u52a1\u7ea7\u522b\u534f\u8bae)\uff1a<\/strong>\u5408\u540c\u3002\u5bf9\u5ba2\u6237\u7684\u627f\u8bfa\uff0c\u8fdd\u7ea6\u65f6\u6709\u60e9\u7f5a\u3002<\/li>\n<li><strong>SLO (\u670d\u52a1\u7ea7\u522b\u76ee\u6807)\uff1a<\/strong>\u5bf9\u670d\u52a1\u7ea7\u522b\u6307\u6807\u7684\u76ee\u6807\uff0c\u901a\u5e38\u662f\u5185\u90e8\u76ee\u6807\uff0c\u6bd4SLA\u66f4\u4e25\u683c\uff0c\u786e\u4fdd\u5728\u89e6\u53d1\u5408\u540c\u8fdd\u7ea6\u524d\u53d1\u51fa\u8b66\u62a5\u3002\u6bd4\u598299.9%\u6b63\u5e38\u8fd0\u884c\uff0c\u7ed3\u8d26\u5b8c\u6210\u65f6\u95f4\u5c0f\u4e8e3\u79d2\u7b49\u3002<\/li>\n<li><strong>SLI (\u670d\u52a1\u7ea7\u522b\u6307\u6807)\uff1a<\/strong>\u5b9e\u9645\u6d4b\u91cf\u7ed3\u679c\u3002\u5b9e\u9645\u6b63\u5e38\u8fd0\u884c\u65f6\u95f4\uff0c\u5b9e\u9645\u54cd\u5e94\u65f6\u95f4\uff0c\u89c2\u5bdf\u5230\u7684\u9519\u8bef\u7387\u3002<\/li>\n<\/ul>\n<p>SLI\u505a\u6d4b\u91cf\uff0cSLO\u5b9a\u76ee\u6807\uff0cSLA\u505a\u627f\u8bfa\u3002\u5305\u62ec\u4f60\u7ed9\u5ba2\u6237\u7684<a href=\"https:\/\/www.dotcom-monitor.com\/zh-hans\/%e7%89%b9%e5%be%81\/uptime-and-sla-reports\/\">\u6b63\u5e38\u8fd0\u884c\u65f6\u95f4\u548cSLA\u62a5\u544a<\/a>\u90fd\u4f9d\u8d56SLI\u7684\u53ef\u4fe1\u5ea6\u3002<\/p>\n<p>\u8fd9\u91cc\u5927\u591a\u6570\u56e2\u961f\u6709\u76f2\u70b9\uff1a\u9519\u8bef\u9884\u7b97\u7684\u7cbe\u5ea6\u53d6\u51b3\u4e8e\u80cc\u540e\u7684\u6d4b\u91cf\u3002\u5982\u679c\u68c0\u6d4b\u6bcf5\u5206\u949f\u4e00\u6b21\uff0c\u8bb0\u5f55\u7684\u6bcf\u6b21\u6545\u969c\u7684\u8d77\u6b62\u65f6\u95f4\u53ea\u80fd\u7cbe\u786e\u52305\u5206\u949f\uff0c\u4e14\u6301\u7eed\u65f6\u95f4\u77ed\u4e8e\u68c0\u6d4b\u95f4\u9694\u7684\u6545\u969c\u53ef\u80fd\u6839\u672c\u4e0d\u4f1a\u88ab\u53d1\u73b0\u3002\u4e0b\u8868\u8bf4\u660e\u4ee530\u5929\uff0843,200\u5206\u949f\uff09\u4e3a\u5468\u671f\uff0c\u5e38\u89c1SLO\u76ee\u6807\u7684\u6708\u9519\u8bef\u9884\u7b97\u4e0e5\u5206\u949f\u68c0\u6d4b\u95f4\u9694\u5e26\u6765\u7684\u5f71\u54cd\uff1a<\/p>\n<div class=\"table-wrap\">\n<table>\n<thead>\n<tr>\n<th>\u6708\u5ea6SLO<\/th>\n<th>\u9519\u8bef\u9884\u7b97\uff0830\u5929\uff09<\/th>\n<th>5\u5206\u949f\u68c0\u6d4b\u80fd\u53ef\u9760\u53d1\u73b0\u7684\u6700\u77ed\u6545\u969c\u65f6\u95f4<\/th>\n<th>5\u5206\u949f\u68c0\u6d4b\u95f4\u9694\u5360\u9884\u7b97\u7684\u767e\u5206\u6bd4<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>99.0%<\/td>\n<td>7\u5c0f\u65f612\u5206\u949f (432\u5206\u949f)<\/td>\n<td>5\u5206\u949f<\/td>\n<td>1.2%<\/td>\n<\/tr>\n<tr>\n<td>99.5%<\/td>\n<td>3\u5c0f\u65f636\u5206\u949f (216\u5206\u949f)<\/td>\n<td>5\u5206\u949f<\/td>\n<td>2.3%<\/td>\n<\/tr>\n<tr>\n<td>99.9%<\/td>\n<td>43\u5206\u949f12\u79d2 (43.2\u5206\u949f)<\/td>\n<td>5\u5206\u949f<\/td>\n<td>11.6%<\/td>\n<\/tr>\n<tr>\n<td>99.95%<\/td>\n<td>21\u5206\u949f36\u79d2 (21.6\u5206\u949f)<\/td>\n<td>5\u5206\u949f<\/td>\n<td>23.1%<\/td>\n<\/tr>\n<tr>\n<td>99.99%<\/td>\n<td>4\u5206\u949f19\u79d2 (4.32\u5206\u949f)<\/td>\n<td>5\u5206\u949f<\/td>\n<td><strong>116%\uff0c\u8d85\u8fc7\u6574\u4e2a\u9884\u7b97<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<blockquote><p>\u4f60\u65e0\u6cd5\u75285\u5206\u949f\u68c0\u6d4b\u95f4\u9694\u6d4b\u91cf99.99%\u7684\u6708\u5ea6SLO\u3002\u4e00\u6b21\u68c0\u6d4b\u95f4\u9694\u5927\u4e8e\u4f60\u7684\u6574\u4e2a\u6708\u9519\u8bef\u9884\u7b97\u3002<\/p><\/blockquote>\n<p>\u6982\u7387\u6570\u5b66\u540c\u6837\u4e25\u82db\u3002\u68c0\u6d4b\u95f4\u9694\u4e3a<em>I<\/em>\u5206\u949f\uff0c\u968f\u673a\u6545\u969c\u6301\u7eed<em>D<\/em>\u5206\u949f\u4e14<em>D<\/em>\u5c0f\u4e8e<i>\u65f6\uff0c\u6355\u6349\u6982\u7387\u7ea6\u4e3a<em>D\/I<\/em>\uff0c\u5047\u8bbe\u6545\u969c\u5f00\u59cb\u65f6\u95f4\u4e0e\u68c0\u6d4b\u65f6\u95f4\u72ec\u7acb\u3002\u56e0\u6b64\u4e00\u4e2a4\u5206\u949f\u6545\u969c\u4e0e5\u5206\u949f\u68c0\u6d4b\u95f4\u9694\u5bf9\u6bd4\uff0c\u88ab\u6355\u6349\u6982\u7387\u7ea6\u4e3a4\/5\uff0c\u5269\u4e0b1\/5\u6545\u969c\u5b8c\u5168\u843d\u5728\u4e24\u6b21\u68c0\u6d4b\u4e4b\u95f4\uff0c\u672a\u88ab\u8bb0\u5f55\u3002\u800c\u6301\u7eed\u8d85\u8fc7\u68c0\u6d4b\u95f4\u9694\u7684\u6545\u969c\uff0c\u5e73\u5747\u68c0\u6d4b\u5ef6\u8fdf\u7ea6\u4e3a\u95f4\u9694\u4e00\u534a\uff0c5\u5206\u949f\u68c0\u6d4b\u5e73\u5747\u9700\u89812.5\u5206\u949f\u540e\u624d\u4f1a\u5bdf\u89c9\u3002<\/i><\/p>\n<p>\u6ce8\u610f\uff1a\u6b64\u8868\u5047\u8bbe\u5355\u6b21\u5b9a\u65f6\u68c0\u6d4b\u548c\u57fa\u4e8e\u95f4\u9694\u7684\u505c\u673a\u8ba1\u6570\u3002\u591a\u5730\u70b9\u786e\u8ba4\u548c\u57fa\u4e8e\u8bf7\u6c42\u7684SLI\u4f1a\u6539\u53d8\u7ec6\u8282\uff0c\u4f46\u91c7\u6837\u95ee\u9898\u4f9d\u7136\u5b58\u5728\u3002<\/p>\n<figure id=\"attachment_34580\" aria-describedby=\"caption-attachment-34580\" style=\"width: 1200px\" class=\"wp-caption alignnone\"><img decoding=\"async\" class=\"size-full wp-image-34580\" src=\"https:\/\/www.dotcom-monitor.com\/blog\/wp-content\/uploads\/sites\/3\/2021\/11\/error-budget-check-interval.webp\" alt=\"Chart showing a 5-minute check interval consuming a growing share of the monthly error budget as SLO targets tighten from 99% to 99.99%\" width=\"1200\" height=\"675\" srcset=\"https:\/\/www.dotcom-monitor.com\/blog\/wp-content\/uploads\/sites\/3\/2021\/11\/error-budget-check-interval.webp 1200w, https:\/\/www.dotcom-monitor.com\/blog\/wp-content\/uploads\/sites\/3\/2021\/11\/error-budget-check-interval-300x169.webp 300w, https:\/\/www.dotcom-monitor.com\/blog\/wp-content\/uploads\/sites\/3\/2021\/11\/error-budget-check-interval-1024x576.webp 1024w, https:\/\/www.dotcom-monitor.com\/blog\/wp-content\/uploads\/sites\/3\/2021\/11\/error-budget-check-interval-768x432.webp 768w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><figcaption id=\"caption-attachment-34580\" class=\"wp-caption-text\">\u968f\u7740SLO\u53d8\u4e25\uff0c\u4e00\u4e2a\u68c0\u6d4b\u95f4\u9694\u6d88\u8017\u7684\u9884\u7b97\u6bd4\u4f8b\u589e\u52a0\u3002\u572899.99%\u65f6\uff0c\u95f4\u9694\u6d88\u8017\u8d85\u8fc7\u6574\u4e2a\u9884\u7b97\u3002<\/figcaption><\/figure>\n<p>\u77ed\u6545\u969c\u4e0d\u662f\u6781\u7aef\u60c5\u51b5\u3002Dotcom-Monitor\u68c0\u6d4b\u7684\u5927\u7ea638%\u7684\u6545\u969c\u57285\u5206\u949f\u5185\u89e3\u51b3\u3002\u8fd9\u4e9b\u591a\u4e3a\u7f51\u7edc\u8def\u7531\u6ce2\u52a8\u3001\u91cd\u542f\u3001\u6545\u969c\u8f6c\u79fb\u7b49\u81ea\u52a8\u4fee\u590d\u4e8b\u4ef6\uff0c\u6211\u4eec\u7684\u54cd\u5e94\u8fc7\u6ee4\u5668\u6b63\u662f\u57fa\u4e8e\u6b64\u4e0d\u53d1\u9001\u8b66\u62a5\u3002\u4f46\u88ab\u8fc7\u6ee4\u4e0d\u7b49\u4e8e\u4e0d\u8bb0\u5f55\uff1a\u8fd9\u6bb5\u505c\u673a\u65f6\u95f4\u4ecd\u8ba1\u5165SLA\uff0c\u65e0\u8bba\u5185\u90e8\u8fd8\u662f\u4f9b\u5e94\u5546\uff0c\u90fd\u5fc5\u987b\u8ffd\u8e2a\u3002\u6536\u5230\u8b66\u62a5\u7684\u6545\u969c\u6709\u8d85\u8fc756%\u5728\u9996\u6b21\u901a\u77e5\u540e15\u5206\u949f\u5185\u89e3\u51b3\uff0c\u7ea618%\u6301\u7eed\u8d85\u8fc71\u5c0f\u65f6\uff0c\u7ea63%\u8d85\u8fc724\u5c0f\u65f6\u3002\u4e0d\u540c\u670d\u52a1\u7c7b\u578b\u7565\u6709\u5dee\u5f02\uff0c\u4f46\u591a\u6570\u6545\u969c\u5c5e\u4e8e5\u5206\u949f\u68c0\u6d4b\u95f4\u9694\u5185\u96be\u4ee5\u6355\u6349\u7684\u7c7b\u522b\u3002\u6545\u68c0\u6d4b\u9891\u7387\u662f\u6d4b\u91cf\u51b3\u7b56\uff0c\u4e0d\u662f\u6210\u672c\u95ee\u9898\uff1a1\u5206\u949f\u95f4\u9694\u65f6\uff0c\u6d4b\u91cf\u95e8\u69db\u4ec5\u536099.9%\u6708\u5ea6\u9884\u7b97\u76842.3%\uff0c\u800c\u4e14\u77ed\u6545\u969c\u5f00\u59cb\u663e\u73b0\u3002\u5728Dotcom-Monitor\uff0c\u68c0\u6d4b\u9891\u7387\u6700\u9ad8\u53ef\u8fbe1\u5206\u949f\uff0cSLA\u62a5\u544a\u57fa\u4e8e\u540c\u4e00\u68c0\u6d4b\u8bb0\u5f55\uff0c\u786e\u4fdd\u7ed9\u5ba2\u6237\u7684\u6570\u636e\u53ef\u4fe1\u3002<\/p>\n<h3 id='\u5982\u4f55\u5b9e\u65bd\u670d\u52a1\u7ea7\u522b\u76ee\u6807'  id=\"boomdevs_5\">\u5982\u4f55\u5b9e\u65bd\u670d\u52a1\u7ea7\u522b\u76ee\u6807<\/h3>\n<ul>\n<li>\u5b9a\u4e49\u4e24\u4e09\u4e2a\u7528\u6237\u8bc6\u522b\u7684SLI\uff0c\u4f8b\u5982\u57fa\u4e8e\u771f\u5b9e\u6d4f\u89c8\u5668\u6d4b\u91cf\u7684\u6b63\u5e38\u8fd0\u884c\u65f6\u95f4\u6216\u7ed3\u8d26\u65f6\u957f\uff0c\u4e3a\u6bcf\u9879\u8bbe\u5b9aDotcom-Monitor\u68c0\u6d4b\u4f5c\u4e3a\u8bb0\u5f55\u6765\u6e90\u3002<\/li>\n<li>\u8bbe\u5b9a\u6bd4SLA\u66f4\u4e25\u683c\u7684SLO\u76ee\u6807\uff0c\u5e76\u4f9d\u636e\u76ee\u6807\u8bbe\u5b9a\u68c0\u6d4b\u9891\u7387\uff1a\u8d85\u8fc799.9%\u8981\u6c421\u5206\u949f\u68c0\u6d4b\u95f4\u9694\u3002<\/li>\n<li>\u5b89\u6392\u6b63\u5e38\u8fd0\u884c\u65f6\u95f4\u548cSLA\u62a5\u544a\u53d1\u9001\u7ed9SLA\u5bf9\u8bdd\u7684\u8d1f\u8d23\u4eba\uff0c\u786e\u4fdd\u5408\u89c4\u6570\u5b57\u548c\u8b66\u62a5\u57fa\u4e8e\u540c\u4e00\u68c0\u6d4b\u6570\u636e\u3002<\/li>\n<li>\u4e8b\u5148\u8fbe\u6210\u9519\u8bef\u9884\u7b97\u7528\u5c3d\u65f6\u7684\u5e94\u5bf9\u65b9\u6848\uff0c\u5728\u672a\u5377\u5165\u5177\u4f53\u4e8b\u4ef6\u65f6\u8fbe\u6210\u5171\u8bc6\u3002<\/li>\n<\/ul>\n<h2 id='\u539f\u52193-\u6d88\u9664\u91cd\u590d\u52b3\u52a8'  id=\"boomdevs_6\" id=\"principle-3-eliminate-toil\">\u539f\u52193 &#8211; \u6d88\u9664\u91cd\u590d\u52b3\u52a8<\/h2>\n<p>\u91cd\u590d\u52b3\u52a8\u6307\u968f\u670d\u52a1\u89c4\u6a21\u589e\u52a0\u7684\u624b\u52a8\u3001\u91cd\u590d\u5de5\u4f5c\u4e14\u65e0\u6301\u4e45\u4ef7\u503c\u3002<a href=\"https:\/\/sre.google\/sre-book\/eliminating-toil\/\" target=\"_blank\" rel=\"noopener\">\u6d88\u9664\u91cd\u590d\u52b3\u52a8\u7ae0\u8282<\/a>\u5b9a\u4e0b\u8457\u540d\u4e0a\u9650\uff1aSRE\u5e94\u82b1\u4e0d\u8d85\u8fc7\u534a\u6570\u65f6\u95f4\u5728\u6b64\uff0c\u5176\u4f59\u65f6\u95f4\u505a\u8ba9\u91cd\u590d\u52b3\u52a8\u6d88\u5931\u7684\u5de5\u7a0b\u5de5\u4f5c\u3002<\/p>\n<p>\u62bd\u8c61\u5b9a\u4e49\u4f7f\u91cd\u590d\u52b3\u52a8\u6613\u4e8e\u627f\u8ba4\u96be\u4ee5\u53d1\u73b0\u3002\u660e\u786e\u5b83\u3002\u5728\u591a\u6570\u56e2\u961f\u4e2d\u5982\u4e0b\u8868\u73b0\uff1a<\/p>\n<ul>\n<li>\u6bcf\u5929\u65e9\u6668\u6709\u4eba\u767b\u5f55\u786e\u8ba4\u7ed3\u8d26\u6d41\u7a0b\u662f\u5426\u6b63\u5e38\u3002<\/li>\n<li>\u6bcf\u6b21\u90e8\u7f72\u540e\u6709\u4eba\u624b\u52a8\u6d4b\u8bd5\u6ce8\u518c\u8868\u5355\u3002<\/li>\n<li>\u6709\u4eba\u7ef4\u62a4SSL\u8bc1\u4e66\u8fc7\u671f\u7684\u65e5\u5386\u63d0\u9192\u3002<\/li>\n<li>\u6280\u672f\u652f\u6301\u7968\u6fc0\u589e\u65f6\u6709\u4eba\u624b\u52a8\u8c03\u7528\u5408\u4f5c\u4f19\u4f34API\uff0c\u5224\u65ad\u95ee\u9898\u662f\u5df1\u65b9\u8fd8\u662f\u5bf9\u65b9\u3002<\/li>\n<\/ul>\n<p>\u6bcf\u6761\u90fd\u662f\u7b49\u5f85\u811a\u672c\u66ff\u4ee3\u7684\u4e8b\u52a1\uff0cDotcom-Monitor\u7528\u5b9e\u9645\u6210\u679c\u56de\u62a5\u5b83\u7684\u4ef7\u503c\u3002EveryStep\uff08<a href=\"https:\/\/www.dotcom-monitor.com\/zh-hans\/%e7%89%b9%e5%be%81\/everystep\/\">\u9010\u6b65\u5f55\u5236\u5de5\u5177<\/a>\uff09\u5f55\u5236\u7684\u811a\u672c\u6bcf\u9694\u51e0\u5206\u949f\u7528\u771f\u5b9e\u6d4f\u89c8\u5668\u6267\u884c\u76f8\u540c\u7ed3\u8d26\u8def\u5f84\uff0c\u4efb\u4e00\u6b65\u9aa4\u5931\u8d25\u5373\u62a5\u8b66\u3002\u8bc1\u4e66\u68c0\u67e5\u76d1\u63a7\u8fc7\u671f\u65e5\u671f\uff0c\u65e0\u9700\u65e5\u5386\u3002API\u5b9a\u65f6\u68c0\u6d4b\u5408\u4f5c\u4f19\u4f34\u7aef\u70b9\uff0c\u4fdd\u6301\u54cd\u5e94\u65f6\u95f4\u5386\u53f2\uff0c\u8f7b\u677e\u5224\u5b9a\u201c\u662f\u6211\u65b9\u8fd8\u662f\u5bf9\u65b9\u201d\u7ea0\u7eb7\u3002<\/p>\n<p>\u5224\u5b9a\u4f18\u5148\u81ea\u52a8\u5316\u7684\u6807\u51c6\u4e0d\u662f\u590d\u6742\u6027\uff0c\u800c\u662f\u9891\u7387\u3002\u4eba\u6bcf\u5929\u505a\u7684\u68c0\u6d4b\uff0c\u5e94\u7531\u673a\u5668\u6bcf\u5206\u949f\u6267\u884c\u3002<\/p>\n<h3 id='\u5982\u4f55\u5b9e\u65bd\u91cd\u590d\u52b3\u52a8\u6d88\u9664'  id=\"boomdevs_7\">\u5982\u4f55\u5b9e\u65bd\u91cd\u590d\u52b3\u52a8\u6d88\u9664<\/h3>\n<ul>\n<li>\u8bb0\u5f55\u56e2\u961f\u4e00\u5468\u5185\u6240\u6709\u624b\u52a8\u68c0\u6d4b\uff1b\u9891\u7387\u9ad8\u4e8e\u96be\u5ea6\uff0c\u51b3\u5b9a\u4f18\u5148\u81ea\u52a8\u5316\u987a\u5e8f\u3002<\/li>\n<li>\u5c06\u6700\u9891\u7e41\u7684\u68c0\u6d4b\u7528EveryStep\u5f55\u5236\u811a\u672c\uff0c\u53ea\u9700\u70b9\u70b9\u9f20\u6807\u5b8c\u6210\u6d41\u7a0b\uff0c\u7136\u540e\u6539\u4e3a\u6bcf\u51e0\u5206\u949f\u8fd0\u884c\u4e00\u6b21\uff0c\u800c\u975e\u6bcf\u5929\u4e00\u6b21\u3002<\/li>\n<li>\u7528Dotcom-Monitor SSL\u8bc1\u4e66\u68c0\u6d4b\u66ff\u4ee3\u8bc1\u4e66\u8fc7\u671f\u65e5\u5386\uff0c\u5c06\u5408\u4f5c\u4f19\u4f34API\u7eb3\u5165\u8c03\u5ea6\u7684Web\u670d\u52a1\u68c0\u6d4b\uff0c\u907f\u514d\u9760\u8bb0\u5fc6\u7ba1\u7406\u3002<\/li>\n<li>\u5b63\u5ea6\u8ddf\u8e2a\u624b\u5de5\u68c0\u6d4b\u65f6\u95f4\u51cf\u5c11\uff0c\u786e\u4fdd\u81ea\u52a8\u5316\u5de5\u4f5c\u900f\u660e\u5e76\u83b7\u5f97\u652f\u6301\u7ecf\u8d39\u3002<\/li>\n<\/ul>\n<h2 id='\u539f\u52194-\u76d1\u63a7\u4e0e\u56db\u4e2a\u9ec4\u91d1\u4fe1\u53f7'  id=\"boomdevs_8\" id=\"principle-4-monitoring-and-the-four-golden-signals\">\u539f\u52194 &#8211; \u76d1\u63a7\u4e0e\u56db\u4e2a\u9ec4\u91d1\u4fe1\u53f7<\/h2>\n<p><a href=\"https:\/\/sre.google\/sre-book\/monitoring-distributed-systems\/\" target=\"_blank\" rel=\"noopener\">\u5206\u5e03\u5f0f\u7cfb\u7edf\u76d1\u63a7\u7ae0\u8282<\/a>\u63d0\u51fa\u56db\u4e2a\u9ec4\u91d1\u4fe1\u53f7\uff1a\u5ef6\u8fdf\u3001\u6d41\u91cf\u3001\u9519\u8bef\u7387\u548c\u9971\u548c\u5ea6\u3002\u76d1\u63a7\u8fd9\u56db\u9879\u80fd\u6355\u6349\u591a\u6570\u6545\u969c\u3002<\/p>\n<p>\u7ae0\u8282\u63d0\u53ca\u9ed1\u76d2\u76d1\u63a7\uff0c\u4f46\u5927\u591a\u6570\u56e2\u961f\u6700\u7ec8\u4ece\u7cfb\u7edf\u5185\u90e8\u76d1\u63a7\u8fd9\u56db\u9879\u3002\u6362\u4e2a\u89d2\u5ea6\u4ece\u7528\u6237\u89c6\u89d2\u76d1\u63a7\uff0c\u5176\u4e2d\u4e09\u9879\u53d8\u5316\uff1a<\/p>\n<div class=\"table-wrap\">\n<table>\n<thead>\n<tr>\n<th>\u4fe1\u53f7<\/th>\n<th>\u5185\u90e8\uff08APM, Prometheus, \u670d\u52a1\u5668\u6307\u6807\uff09<\/th>\n<th>\u5916\u90e8\uff08\u5916\u90e8\u5408\u6210\u68c0\u6d4b\uff09<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u5ef6\u8fdf<\/strong><\/td>\n<td>\u5e94\u7528\u548c\u6570\u636e\u5e93\u8017\u65f6\u3002\u4e0d\u542b\u8bf7\u6c42\u5230\u8fbe\u670d\u52a1\u5668\u524d\u7684\u65f6\u95f4\u3002<\/td>\n<td>DNS + TCP + TLS + CDN\u8fb9\u7f18 + \u4f20\u8f93 + \u6e32\u67d3\u3002\u7528\u6237\u5b9e\u9645\u611f\u53d7\u7684\u6570\u5b57\u3002<\/td>\n<\/tr>\n<tr>\n<td><strong>\u6d41\u91cf<\/strong><\/td>\n<td>\u6bcf\u79d2\u8bf7\u6c42\u6570\uff0c\u5b8c\u5168\u53ef\u89c1\u3002<\/td>\n<td>\u5916\u90e8\u4e0d\u53ef\u89c2\u5bdf\u3002\u5408\u6210\u68c0\u6d4b\u81ea\u8eab\u751f\u6210\u6d41\u91cf\uff0c\u65e0\u6cd5\u611f\u77e5\u4f60\u7684\u6d41\u91cf\u3002<\/td>\n<\/tr>\n<tr>\n<td><strong>\u9519\u8bef\u7387<\/strong><\/td>\n<td>5xx\u6bd4\u4f8b\uff0c\u5f02\u5e38\u8ba1\u6570\u3002<\/td>\n<td>\u8fd4\u56de\u9519\u8bef\u7684HTTP 200\u9875\u9762\u3001\u9ed8\u9ed8\u5931\u8d25\u7684\u7b2c\u4e09\u65b9\u811a\u672c\u3001\u9875\u9762\u5143\u7d20\u672a\u6e32\u67d3\u3002<\/td>\n<\/tr>\n<tr>\n<td><strong>\u9971\u548c\u5ea6<\/strong><\/td>\n<td>CPU\u3001\u5185\u5b58\u3001\u961f\u5217\u6df1\u5ea6\u3001\u8fde\u63a5\u6c60\u3002<\/td>\n<td>\u65e0\u6cd5\u76f4\u63a5\u6d4b\u91cf\u3002\u901a\u8fc7\u8d1f\u8f7d\u5347\u9ad8\u65f6\u5ef6\u8fdf\u6076\u5316\u63a8\u65ad\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<figure id=\"attachment_34587\" aria-describedby=\"caption-attachment-34587\" style=\"width: 1200px\" class=\"wp-caption alignnone\"><img decoding=\"async\" class=\"size-full wp-image-34587\" src=\"https:\/\/www.dotcom-monitor.com\/blog\/wp-content\/uploads\/sites\/3\/2021\/11\/golden-signals-inside-vs-outside.webp\" alt=\"Diagram of the four golden signals split by vantage point, showing which signals are visible from inside the stack versus from external synthetic monitoring\" width=\"1200\" height=\"900\" srcset=\"https:\/\/www.dotcom-monitor.com\/blog\/wp-content\/uploads\/sites\/3\/2021\/11\/golden-signals-inside-vs-outside.webp 1200w, https:\/\/www.dotcom-monitor.com\/blog\/wp-content\/uploads\/sites\/3\/2021\/11\/golden-signals-inside-vs-outside-300x225.webp 300w, https:\/\/www.dotcom-monitor.com\/blog\/wp-content\/uploads\/sites\/3\/2021\/11\/golden-signals-inside-vs-outside-1024x768.webp 1024w, https:\/\/www.dotcom-monitor.com\/blog\/wp-content\/uploads\/sites\/3\/2021\/11\/golden-signals-inside-vs-outside-768x576.webp 768w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><figcaption id=\"caption-attachment-34587\" class=\"wp-caption-text\">\u56db\u4e2a\u9ec4\u91d1\u4fe1\u53f7\u4e2d\u4e24\u9879\u4ec5\u80fd\u4ece\u4e00\u4fa7\u5b8c\u5168\u89c2\u5bdf\u3002\u6ca1\u6709\u4e00\u4e2a\u89c6\u89d2\u8986\u76d6\u5168\u90e8\u3002<\/figcaption><\/figure>\n<p>\u8bda\u5b9e\u770b\u8868\uff0c\u7ed3\u8bba\u975e\u201c\u5916\u90e8\u66f4\u597d\u201d\u3002\u800c\u662f\u6ca1\u6709\u5355\u4e00\u89c6\u89d2\u80fd\u770b\u5230\u5168\u90e8\u3002\u6d41\u91cf\u548c\u9971\u548c\u5ea6\u5f52\u5185\u90e8\u5de5\u5177\u6240\u6709\uff1aPrometheus\u3001Datadog\u3001New Relic\u53ca\u4f60\u7684APM\u5806\u6808\u3002\u7528\u6237\u611f\u77e5\u7684\u5ef6\u8fdf\u548c\u9519\u8bef\u5f52\u5916\u90e8<a href=\"https:\/\/www.dotcom-monitor.com\/zh-hans\/%e8%a7%a3%e5%86%b3-%e6%96%b9%e6%a1%88\/synthetic-monitoring\/\">\u5408\u6210\u76d1\u63a7<\/a>\u3002\u8fd9\u90e8\u5206Dotcom-Monitor\u8986\u76d6\u3002\u5168\u7403\u7f51\u7edc\u4e2d\u771f\u5b9e\u6d4f\u89c8\u5668\u68c0\u67e5\uff0c\u52a0\u8f7d\u9875\u9762\u5982\u771f\u5b9e\u7528\u6237\u822c\uff0c\u6d4b\u91cf\u5168\u8def\u5f84\uff1aDNS\u89e3\u6790\u3001TLS\u63e1\u624b\u3001CDN\u8fb9\u7f18\u3001\u9875\u9762\u6e32\u67d3\u3001\u7528\u6237\u64cd\u4f5c\u811a\u672c\u3002HTTP(S)\u3001API\u3001DNS\u3001TCP\u3001ICMP\u7684\u534f\u8bae\u68c0\u6d4b\u89c2\u5bdf\u9875\u9762\u76f8\u5173\u4f9d\u8d56\u3002\u8fd9\u4e24\u8005\u975e\u7ade\u4e89\u5173\u7cfb\uff0c\u800c\u662f\u540c\u4e00\u56db\u4fe1\u53f7\u7684\u4e0d\u540c\u89c6\u89d2\uff0c\u7f3a\u4e00\u4e0d\u53ef\u3002<\/p>\n<p>\u5b9e\u7528\u539f\u5219\uff1a\u7528\u6237\u611f\u77e5\u7684\u6bcf\u4e2a\u4fe1\u53f7\u81f3\u5c11\u8981\u6709\u4e00\u4e2a\u4ece\u7528\u6237\u6240\u5728\u89c6\u89d2\u6d4b\u91cf\u3002APM\u4eea\u8868\u76d8\u663e\u793a\u6b63\u5e38\uff0c\u4f46CDN\u5bf9\u534a\u4e2a\u6b27\u6d32\u4f9b\u5e94\u6545\u969c\u9875\u5e76\u975e\u5047\u8bbe\uff0c\u6070\u662f\u5185\u90e8\u76d1\u63a7\u552f\u4e00\u7684\u5e38\u89c1\u5931\u8d25\u6a21\u5f0f\u3002<\/p>\n<h3 id='\u5982\u4f55\u5b9e\u65bd\u76d1\u63a7'  id=\"boomdevs_9\">\u5982\u4f55\u5b9e\u65bd\u76d1\u63a7<\/h3>\n<ul>\n<li>\u4fdd\u6301\u6d41\u91cf\u548c\u9971\u548c\u5ea6\u7531\u4f60\u7684APM\u6216Prometheus\u76d1\u63a7\uff0c\u5ef6\u8fdf\u548c\u9519\u8bef\u4ea4\u7531Dotcom-Monitor\u7684\u771f\u5b9e\u6d4f\u89c8\u5668\u68c0\u6d4b\uff0c\u4ece\u771f\u5b9e\u7528\u6237\u6240\u5728\u533a\u57df\u8fd0\u884c\u3002<\/li>\n<li>\u5bf9\u68c0\u6d4b\u8bbe\u5b9a\u5185\u5bb9\u65ad\u8a00\uff0c\u800c\u975e\u4ec5\u9760\u72b6\u6001\u7801\u68c0\u67e5\uff0c\u786e\u4fddHTTP 200\u7684\u6545\u969c\u7ed3\u8d26\u88ab\u6355\u6349\u3002<\/li>\n<li>\u7528EveryStep\u811a\u672c\u5f55\u5236\u5173\u952e\u4e8b\u52a1\uff08\u767b\u5f55\u3001\u641c\u7d22\u3001\u7ed3\u8d26\uff09\uff0c\u8ba9\u76d1\u63a7\u8ddf\u8e2a\u7528\u6237\u8def\u5f84\u3002<\/li>\n<li>\u5b9a\u671f\u5bf9\u6bd4\u5185\u90e8\u548c\u5916\u90e8\u6570\u636e\uff0c\u4e24\u8005\u5dee\u5f02\u5373\u4e3aCDN\u3001DNS\u548c\u7b2c\u4e09\u65b9\u811a\u672c\u5c42\u3002<\/li>\n<\/ul>\n<h2 id='\u539f\u52195-\u81ea\u52a8\u5316'  id=\"boomdevs_10\" id=\"principle-5-automation\">\u539f\u52195 &#8211; \u81ea\u52a8\u5316<\/h2>\n<p>SRE\u5bf9\u81ea\u52a8\u5316\u7684\u7acb\u573a\u662f\uff1a\u89c4\u6a21\u4e0b\u7684\u4e00\u81f4\u6027\u3002\u4eba\u4f1a\u5fd8\u8bb0\u6b65\u9aa4\uff0c\u673a\u5668\u4e0d\u4f1a\uff0c\u51cc\u66683\u70b9\u5fc5\u987b\u54cd\u5e94\u4e0d\u80fd\u4f9d\u8d56\u4eba\u7cbe\u795e\u72b6\u6001\u3002<\/p>\n<p>\u8c37\u6b4c\u4e4b\u5916\u53d8\u5316\u662f\uff1a\u81ea\u52a8\u5316\u53d6\u51b3\u4e8e\u89e6\u53d1\u5b83\u7684\u4fe1\u53f7\u3002\u6545\u969c\u5207\u6362\u811a\u672c\u3001\u56de\u6eda\u4efb\u52a1\u3001\u81ea\u52a8\u6269\u7f29\u89c4\u5219\u5747\u7531\u68c0\u6d4b\u4e8b\u4ef6\u89e6\u53d1\uff0c\u68c0\u6d4b\u5ef6\u8fdf\u4e00\u5206\u949f\uff0c\u5373\u81ea\u52a8\u54cd\u5e94\u591a\u4e00\u5206\u7b49\u5f85\u3002SLO\u90e8\u5206\u7684\u8ba1\u7b97\u76f4\u63a5\u9002\u7528\uff1a5\u5206\u949f\u68c0\u6d4b\u89e6\u53d1\u7684\u81ea\u52a8\u6545\u969c\u5207\u6362\uff0c\u6545\u969c\u63d0\u524d\u7ea62.5\u5206\u949f\u3002<\/p>\n<p>\u4e14\u90e8\u5206\u81ea\u52a8\u5316\u89e6\u53d1\u53ea\u80fd\u6e90\u81ea\u5916\u90e8\u3002\u5207\u6362\u5907\u7528\u652f\u4ed8\u63d0\u4f9b\u5546\u7684\u811a\u672c\u9700\u77e5\u4e3b\u652f\u4ed8\u5bf9\u7528\u6237\u662f\u5426\u6545\u969c\uff0c\u800c\u975e\u5185\u90e8\u7f51\u7edc\u5065\u5eb7\u7aef\u70b9\u662f\u5426\u54cd\u5e94\u3002Dotcom-Monitor\u901a\u8fc7\u5176\u5916\u90e8\u68c0\u6d4b\u89e6\u53d1<a href=\"https:\/\/www.dotcom-monitor.com\/zh-hans\/%e7%89%b9%e5%be%81\/%e5%8a%9f%e8%83%bd%e8%ad%a6%e6%8a%a5\/\">\u8b66\u62a5<\/a>\u548cWebhooks\uff0c\u5b9e\u73b0\u4ee5\u7528\u6237\u89c6\u89d2\u800c\u975e\u5065\u5eb7\u7aef\u70b9\u89c6\u89d2\u89e6\u53d1\u6545\u969c\u5207\u6362\u3002<\/p>\n<h3 id='\u5982\u4f55\u5b9e\u65bd\u81ea\u52a8\u5316'  id=\"boomdevs_11\">\u5982\u4f55\u5b9e\u65bd\u81ea\u52a8\u5316<\/h3>\n<ul>\n<li>\u4ece\u4e8b\u6545\u54cd\u5e94\u9636\u6bb5\u5df2\u6267\u884c\u7684\u624b\u5de5\u64cd\u4f5c\u5165\u624b\uff1a\u91cd\u542f\u3001\u6545\u969c\u8f6c\u79fb\u3001\u56de\u6eda\u3002<\/li>\n<li>\u901a\u8fc7Dotcom-Monitor\u8b66\u62a5Webhook\u89e6\u53d1\u81ea\u52a8\u5316\u811a\u672c\uff0c\u786e\u4fdd\u89e6\u53d1\u57fa\u4e8e\u5916\u90e8\u786e\u8ba4\u6545\u969c\uff0c\u800c\u975e\u5185\u90e8\u5065\u5eb7\u7aef\u70b9\u3002<\/li>\n<li>\u914d\u7f6e\u8b66\u62a5\u5347\u7ea7\u7ec4\uff0c\u786e\u4fdd\u521d\u6b21\u901a\u77e5\u4f20\u8fbe\u7ed9\u6267\u884c\u4eba\u5458\u6216\u7cfb\u7edf\uff0c\u907f\u514d\u51cc\u66683\u70b9\u65e0\u4eba\u5173\u6ce8\u7684\u516c\u5171\u90ae\u7bb1\u3002<\/li>\n<li>\u7528\u54cd\u5e94\u8fc7\u6ee4\u5668\u5c4f\u853d\u81ea\u6108\u77ed\u6682\u6545\u969c\uff0c\u9632\u6b62\u81ea\u52a8\u5316\u88ab\u8bef\u89e6\u3002\u6bcf\u5b63\u5ea6\u5bf9\u89e6\u53d1\u89c4\u5219\u548c\u8bef\u62a5\u7387\u8fdb\u884c\u590d\u67e5\u3002<\/li>\n<\/ul>\n<h2 id='\u539f\u52196-\u53d1\u5e03\u5de5\u7a0b'  id=\"boomdevs_12\" id=\"principle-6-release-engineering\">\u539f\u52196 &#8211; \u53d1\u5e03\u5de5\u7a0b<\/h2>\n<p>\u53d1\u5e03\u5de5\u7a0b\u662f\u4ee5\u76f8\u540c\u65b9\u5f0f\u6784\u5efa\u548c\u4ea4\u4ed8\u8f6f\u4ef6\u7684\u5b66\u79d1\uff1a\u7248\u672c\u5316\u6784\u5efa\u3001\u53ef\u91cd\u590d\u6d41\u6c34\u7ebf\u3001\u7ecf\u8fc7\u6f14\u7ec3\u53ef\u56de\u6eda\u3002<\/p>\n<p>\u73b0\u4ee3CI\/CD\u6d41\u6c34\u7ebf\u6db5\u76d6\u5927\u90e8\u5206\uff1a\u6d4b\u8bd5\u901a\u8fc7\uff0c\u4ea7\u7269\u6784\u5efa\uff0c\u8986\u76d6\u7279\u6027\u5f00\u5173\u53d1\u5e03\u3002\u6d41\u6c34\u7ebf\u65e0\u6cd5\u544a\u8bc9\u4f60\u53d1\u5e03\u540e\u7528\u6237\u4f53\u9a8c\u662f\u5426\u6b63\u5e38\u3002CI\u80fd\u8bc1\u660e\u6784\u5efa\u6b63\u786e\uff0c\u4f46\u4e0d\u4f1a\u53cd\u6620DNS\u8bb0\u5f55\u662f\u5426\u4f20\u64ad\u3001CDN\u7f13\u5b58\u662f\u5426\u66f4\u65b0\u3001\u7b2c\u4e09\u65b9\u811a\u672c\u4e0e\u65b0\u4ee3\u7801\u51b2\u7a81\u3001\u751f\u4ea7\u73af\u5883\u7279\u6709\u914d\u7f6e\u662f\u5426\u6b63\u786e\u3002<\/p>\n<p>\u8fd9\u5c31\u9700\u8981\u53d1\u5e03\u540e\u9a8c\u8bc1\u3002\u7528EveryStep\u811a\u672c\u4eceDotcom-Monitor\u7f51\u7edc\u5bf9\u751f\u4ea7\u8fd0\u884c\u6838\u5fc3\u8def\u5f84\uff08\u52a0\u8f7d\u9875\u9762\u3001\u767b\u5f55\u3001\u5b8c\u6210\u4e8b\u52a1\uff09\u68c0\u6d4b\uff0c\u662f\u552f\u4e00\u6d4b\u8bd5\u7528\u6237\u771f\u5b9e\u83b7\u5f97\u5185\u5bb9\u7684\u65b9\u6cd5\u3002\u5b9e\u8df5\u4e2d\u5c06\u6b64\u89c6\u4e3a\u6d41\u6c34\u7ebf\u6700\u540e\u73af\u8282\uff1a\u90e8\u7f72\u3001\u5916\u90e8\u9a8c\u8bc1\u3001\u7136\u540e\u6807\u8bb0\u53d1\u5e03\u5b8c\u6210\u3002\u68c0\u6d4b\u5931\u8d25\u65f6\uff0c\u56de\u6eda\u5728\u5f71\u54cd\u8303\u56f4\u4ecd\u4e3a\u5206\u949f\u65f6\u8fc5\u901f\u542f\u52a8\u3002<\/p>\n<h3 id='\u5982\u4f55\u5b9e\u65bd\u53d1\u5e03\u5de5\u7a0b'  id=\"boomdevs_13\">\u5982\u4f55\u5b9e\u65bd\u53d1\u5e03\u5de5\u7a0b<\/h3>\n<ul>\n<li>\u6bcf\u6b21\u6784\u5efa\u90fd\u7248\u672c\u5316\uff0c\u5c06\u56de\u6eda\u4ece\u4e34\u65f6\u52a8\u4f5c\u53d8\u4e3a\u4e00\u952e\u6f14\u7ec3\u64cd\u4f5c\u3002<\/li>\n<li>\u4ee5Dotcom-Monitor\u7f51\u7edc\u4e2d\u5bf9\u751f\u4ea7\u6267\u884c\u7684EveryStep\u4e8b\u52a1\u4f5c\u4e3a\u90e8\u7f72\u6d41\u6c34\u7ebf\u7684\u6700\u7ec8\u9636\u6bb5\uff0c\u786e\u4fddDNS\u3001CDN\u7f13\u5b58\u548c\u7b2c\u4e09\u65b9\u811a\u672c\u7eb3\u5165\u6d4b\u8bd5\u3002<\/li>\n<li>\u5c06\u68c0\u6d4b\u8b66\u62a5Webhook\u6307\u5411\u6d41\u6c34\u7ebf\uff0c\u4f7f\u5931\u8d25\u7684\u53d1\u5e03\u540e\u68c0\u6d4b\u81ea\u52a8\u89e6\u53d1\u56de\u6eda\uff0c\u800c\u975e\u7559\u5230\u7b2c\u4e8c\u5929\u5904\u7406\u3002<\/li>\n<li>\u5728\u53d1\u5e03\u95f4\u4fdd\u6301\u76f8\u540c\u68c0\u6d4b\u8fd0\u884c\uff0c\u4ee5\u5176\u5386\u53f2\u4f5c\u4e3a\u90e8\u7f72\u5bf9\u6027\u80fd\u5f71\u54cd\u7684\u57fa\u51c6\u7ebf\u3002<\/li>\n<\/ul>\n<h2 id='\u539f\u52197-\u7b80\u5316'  id=\"boomdevs_14\" id=\"principle-7-simplicity\">\u539f\u52197 &#8211; \u7b80\u5316<\/h2>\n<p><a href=\"https:\/\/sre.google\/sre-book\/simplicity\/\" target=\"_blank\" rel=\"noopener\">\u7b80\u5316\u7ae0\u8282<\/a>\u6307\u51fa\u53ef\u9760\u6027\u4e0e\u590d\u6742\u6027\u6b64\u6d88\u5f7c\u957f\uff1a\u6bcf\u589e\u52a0\u4e00\u7ec4\u4ef6\u5373\u589e\u52a0\u6545\u969c\u70b9\uff0c\u8f6f\u4ef6\u590d\u6742\u5ea6\u5e94\u521a\u597d\u6ee1\u8db3\u9700\u6c42\u3002<\/p>\n<p>\u8fd9\u540c\u6837\u9002\u7528\u76d1\u63a7\u5806\u6808\uff0c\u56e0\u4e3a\u590d\u6742\u6027\u5728\u8fd9\u91cc\u6084\u7136\u79ef\u7d2f\u3002\u56e2\u961f\u5e38\u62e5\u6709APM\u5de5\u5177\u3001\u65e5\u5fd7\u5e73\u53f0\u3001\u6b63\u5e38\u8fd0\u884c\u65f6\u95f4\u68c0\u6d4b\u3001\u72b6\u6001\u9875\u670d\u52a1\u548c\u4e09\u5957\u65e0\u4eba\u4f7f\u7528\u7684\u4eea\u8868\u76d8\u3002\u5404\u5de5\u5177\u5404\u81ea\u8b66\u62a5\uff0c\u6700\u7ec8\u9020\u6210\u8b66\u62a5\u75b2\u52b3\uff1a\u91cd\u8981\u901a\u77e5\u88ab\u6df9\u6ca1\u3002<\/p>\n<p>\u8ba9\u76d1\u63a7\u4f9b\u5e94\u5546\u5efa\u8bae\u7cbe\u7b80\u5de5\u5177\u6570\u91cf\uff0c\u662f\u4e2a\u5c11\u89c1\u800c\u503c\u5f97\u91c7\u7eb3\u7684\u5efa\u8bae\u3002\u76d1\u63a7\u5806\u6808\u7b80\u5316\u6807\u51c6\u6709\u4e24\u4e2a\u95ee\u9898\uff1a\u7b2c\u4e00\uff0c\u6bcf\u4e2a\u88ab\u76d1\u63a7\u5185\u5bb9\u51fa\u73b0\u51b2\u7a81\u65f6\uff0c\u4f60\u77e5\u9053\u54ea\u4e2a\u5de5\u5177\u662f\u6743\u5a01\u5417\uff1f\u7b2c\u4e8c\uff0c\u89e6\u53d1\u7684\u6bcf\u6761\u8b66\u62a5\u90fd\u6709\u8d1f\u8d23\u4eba\u8ddf\u8fdb\u5417\uff1f\u5de5\u5177\u5bf9\u6240\u6709\u76d1\u63a7\u5747\u672a\u6ee1\u8db3\u8fd9\u4e24\u6761\uff0c\u5219\u975e\u76d1\u63a7\uff0c\u662f\u5e26\u8ba2\u9605\u8d39\u7684\u566a\u58f0\u3002\u5c06<a href=\"https:\/\/www.dotcom-monitor.com\/zh-hans\/%e8%a7%a3%e5%86%b3-%e6%96%b9%e6%a1%88\/%e6%ad%a3%e5%b8%b8%e8%bf%90%e8%a1%8c%e6%97%b6%e9%97%b4\/\">\u6b63\u5e38\u8fd0\u884c\u76d1\u63a7<\/a>\u3001\u4e8b\u52a1\u3001API\u548c\u57fa\u7840\u8bbe\u65bd\u68c0\u6d4b\u6574\u5408\u5728\u4e00\u5e73\u53f0\u3001\u7edf\u4e00\u8b66\u62a5\u8def\u5f84\uff0c\u662f\u7b80\u5316\u4f18\u5148\u4e8e\u91c7\u8d2d\u7684\u51b3\u7b56\u3002Dotcom-Monitor\u5373\u4e3a\u6b64\u67b6\u6784\uff1a\u96c6\u4e2d\u68c0\u6d4b\uff0c\u7edf\u4e00\u8b66\u62a5\u8def\u5f84\uff0c\u4e0e\u5185\u90e8APM\u5de5\u5177\u534f\u540c\uff0c\u800c\u975e\u66ff\u4ee3\u3002<\/p>\n<h3 id='\u5982\u4f55\u5b9e\u65bd\u7b80\u5316'  id=\"boomdevs_15\">\u5982\u4f55\u5b9e\u65bd\u7b80\u5316<\/h3>\n<ul>\n<li>\u68b3\u7406\u76d1\u63a7\u5de5\u5177\u6e05\u5355\uff0c\u5217\u51fa\u6bcf\u4e2a\u6743\u5a01\u76d1\u63a7\u7684\u552f\u4e00\u5185\u5bb9\u3002<\/li>\n<li>\u5220\u9664\u65e0\u8d1f\u8d23\u4eba\u548c\u65e0\u64cd\u4f5c\u5173\u8054\u7684\u8b66\u62a5\uff1b\u65e0\u4eba\u54cd\u5e94\u5373\u566a\u58f0\u3002<\/li>\n<li>\u6574\u5408\u5916\u90e8\u68c0\u6d4b\uff08\u6b63\u5e38\u8fd0\u884c\u3001\u9875\u9762\u3001\u4e8b\u52a1\u3001API\u3001\u57fa\u7840\u8bbe\u65bd\uff09\u5165Dotcom-Monitor\u5e73\u53f0\uff0c\u7edf\u4e00\u8b66\u62a5\u8def\u5f84\uff0c\u8ba9\u4f60\u7684APM\u8d1f\u8d23\u5185\u90e8\u76d1\u63a7\u3002<\/li>\n<li>\u6bcf\u5e74\u590d\u5ba1\u4e00\u6b21\uff0c\u76d1\u63a7\u5806\u6808\u590d\u6742\u5ea6\u4f1a\u81ea\u7136\u589e\u957f\u3002<\/li>\n<\/ul>\n<h2 id='sre\u6700\u4f73\u5b9e\u8df5'  id=\"boomdevs_16\" id=\"sre-best-practices\">SRE\u6700\u4f73\u5b9e\u8df5<\/h2>\n<p>\u539f\u5219\u7ed9\u51fa\u76ee\u6807\u3002\u4ee5\u4e0b\u9002\u7528\u4e8e\u4e0d\u80fd\u638c\u63a7\u6574\u4e2a\u5806\u6808\u56e2\u961f\u7684\u5b9e\u8df5\uff1a<\/p>\n<ul>\n<li><strong>\u4ee5\u7528\u6237\u4f53\u9a8c\u4e3aSLO\u5bf9\u8c61\uff0c\u800c\u975e\u670d\u52a1\u5668\u6307\u6807\u3002<\/strong>\u201c\u771f\u5b9e\u6d4f\u89c8\u5668\u7ed3\u8d26\u65f6\u957f\u4e0d\u8d85\u8fc74\u79d2\u201d\u662f\u7528\u6237\u6613\u8bc6\u522b\u7684SLO\uff0c\u201cAPI 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href=\"https:\/\/www.dotcom-monitor.com\/blog\/zh-hans\/sre-%e4%ba%8b%e4%bb%b6%e7%ae%a1%e7%90%86%ef%bc%9a%e6%a6%82%e8%bf%b0%e3%80%81%e6%8a%80%e6%9c%af%e5%92%8c%e5%b7%a5%e5%85%b7\/\">SRE\u4e8b\u6545\u7ba1\u7406<\/a>\u6307\u5357\u3002<\/li>\n<li><strong>\u4fdd\u6301\u5de5\u5177\u6570\u91cf\u5408\u7406\u3002<\/strong>\u6bcf\u5e74\u5ba1\u6838\u76d1\u63a7\u5806\u6808\uff0c\u57fa\u4e8e\u7b80\u5316\u7684\u4e24\u4e2a\u95ee\u9898\u3002\u6211\u4eec\u7684<a 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