{"id":193613,"date":"2024-11-12T23:39:20","date_gmt":"2024-11-12T15:39:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/193613\/"},"modified":"2024-11-12T23:39:21","modified_gmt":"2024-11-12T15:39:21","slug":"%e5%b0%8b%e6%89%be%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9b%a3%e8%81%bd%e7%a8%8b%e5%ba%8f%e7%9a%84%e6%89%80%e5%9c%a8-%e4%b8%80%e6%ad%a5%e6%ad%a5%e8%a7%a3%e6%b1%ba%e5%95%8f%e9%a1%8c-%e6%95%b8%e6%93%9a","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/193613\/","title":{"rendered":"\u5c0b\u627e\u6578\u64da\u5eab\u76e3\u807d\u7a0b\u5e8f\u7684\u6240\u5728 \u4e00\u6b65\u6b65\u89e3\u6c7a\u554f\u984c (\u6578\u64da\u5eab\u76e3\u807d\u7a0b\u5e8f\u5728\u54ea\u88e1)"},"content":{"rendered":"<h1 id=\"%e5%b0%8b%e6%89%be%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9b%a3%e8%81%bd%e7%a8%8b%e5%ba%8f%e7%9a%84%e6%89%80%e5%9c%a8-%e4%b8%80%e6%ad%a5%e6%ad%a5%e8%a7%a3%e6%b1%ba%e5%95%8f%e9%a1%8c-kZOUzBHMEo\">\u5c0b\u627e\u6578\u64da\u5eab\u76e3\u807d\u7a0b\u5e8f\u7684\u6240\u5728 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id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9b%a3%e8%81%bd%e7%a8%8b%e5%ba%8f%ef%bc%9f-kZOUzBHMEo\">\u4ec0\u9ebc\u662f\u6578\u64da\u5eab\u76e3\u807d\u7a0b\u5e8f\uff1f<\/h2>\n<p>\u6578\u64da\u5eab\u76e3\u807d\u7a0b\u5e8f\u662f\u4e00\u7a2e\u7528\u65bc\u76e3\u63a7\u6578\u64da\u5eab\u7cfb\u7d71\u7684\u5de5\u5177\uff0c\u80fd\u5920\u5be6\u6642\u6536\u96c6\u548c\u5206\u6790\u6578\u64da\u5eab\u7684\u6027\u80fd\u6578\u64da\u3002\u9019\u4e9b\u7a0b\u5e8f\u901a\u5e38\u63d0\u4f9b\u4ee5\u4e0b\u529f\u80fd\uff1a<\/p>\n<ul>\n<li>\u6027\u80fd\u76e3\u63a7\uff1a\u8ddf\u8e2a\u67e5\u8a62\u57f7\u884c\u6642\u9593\u3001\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1\u7b49\u3002<\/li>\n<li>\u8b66\u5831\u7cfb\u7d71\uff1a\u5728\u767c\u73fe\u7570\u5e38\u60c5\u6cc1\u6642\u767c\u9001\u901a\u77e5\u3002<\/li>\n<li>\u5831\u544a\u751f\u6210\uff1a\u5b9a\u671f\u751f\u6210\u6027\u80fd\u5831\u544a\uff0c\u5e6b\u52a9\u7ba1\u7406\u54e1\u9032\u884c\u5206\u6790\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%89%be%e5%88%b0%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9b%a3%e8%81%bd%e7%a8%8b%e5%ba%8f-kZOUzBHMEo\">\u5982\u4f55\u627e\u5230\u6578\u64da\u5eab\u76e3\u807d\u7a0b\u5e8f<\/h2>\n<p>\u5c0b\u627e\u6578\u64da\u5eab\u76e3\u807d\u7a0b\u5e8f\u7684\u904e\u7a0b\u53ef\u4ee5\u5206\u70ba\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"%e6%ad%a5%e9%a9%9f%e4%b8%80%ef%bc%9a%e7%a2%ba%e5%ae%9a%e6%95%b8%e6%93%9a%e5%ba%ab%e9%a1%9e%e5%9e%8b-kZOUzBHMEo\">\u6b65\u9a5f\u4e00\uff1a\u78ba\u5b9a\u6578\u64da\u5eab\u985e\u578b<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u78ba\u5b9a\u60a8\u6b63\u5728\u4f7f\u7528\u7684\u6578\u64da\u5eab\u985e\u578b\u3002\u4e0d\u540c\u7684\u6578\u64da\u5eab\u7cfb\u7d71\uff08\u5982 MySQL\u3001PostgreSQL\u3001Oracle \u7b49\uff09\u53ef\u80fd\u6709\u4e0d\u540c\u7684\u76e3\u807d\u5de5\u5177\u3002\u4f8b\u5982\uff0cMySQL \u63d0\u4f9b\u4e86 Performance Schema\uff0c\u800c PostgreSQL \u5247\u6709 pg_stat_statements\u3002<\/p>\n<h3 id=\"%e6%ad%a5%e9%a9%9f%e4%ba%8c%ef%bc%9a%e6%9f%a5%e9%96%b1%e5%ae%98%e6%96%b9%e6%96%87%e6%aa%94-kZOUzBHMEo\">\u6b65\u9a5f\u4e8c\uff1a\u67e5\u95b1\u5b98\u65b9\u6587\u6a94<\/h3>\n<p>\u4e00\u65e6\u78ba\u5b9a\u4e86\u6578\u64da\u5eab\u985e\u578b\uff0c\u63a5\u4e0b\u4f86\u7684\u6b65\u9a5f\u662f\u67e5\u95b1\u5b98\u65b9\u6587\u6a94\u3002\u5b98\u65b9\u6587\u6a94\u901a\u5e38\u6703\u63d0\u4f9b\u6709\u95dc\u5982\u4f55\u555f\u7528\u548c\u914d\u7f6e\u76e3\u807d\u7a0b\u5e8f\u7684\u8a73\u7d30\u4fe1\u606f\u3002\u4f8b\u5982\uff0c\u5c0d\u65bc MySQL\uff0c\u60a8\u53ef\u4ee5\u53c3\u8003\u4ee5\u4e0b\u547d\u4ee4\u4f86\u555f\u7528 Performance Schema\uff1a<\/p>\n<pre><code>SET GLOBAL performance_schema = ON;<\/code><\/pre>\n<h3 id=\"%e6%ad%a5%e9%a9%9f%e4%b8%89%ef%bc%9a%e4%bd%bf%e7%94%a8%e7%ac%ac%e4%b8%89%e6%96%b9%e5%b7%a5%e5%85%b7-kZOUzBHMEo\">\u6b65\u9a5f\u4e09\uff1a\u4f7f\u7528\u7b2c\u4e09\u65b9\u5de5\u5177<\/h3>\n<p>\u9664\u4e86\u5167\u5efa\u7684\u76e3\u807d\u7a0b\u5e8f\uff0c\u9084\u6709\u8a31\u591a\u7b2c\u4e09\u65b9\u5de5\u5177\u53ef\u4f9b\u9078\u64c7\u3002\u9019\u4e9b\u5de5\u5177\u901a\u5e38\u63d0\u4f9b\u66f4\u8c50\u5bcc\u7684\u529f\u80fd\u548c\u66f4\u53cb\u597d\u7684\u7528\u6236\u754c\u9762\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u4ee5\u4e0b\u5de5\u5177\uff1a<\/p>\n<ul>\n<li>Prometheus\uff1a\u4e00\u500b\u958b\u6e90\u7684\u76e3\u63a7\u7cfb\u7d71\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u5eab\u3002<\/li>\n<li>Grafana\uff1a\u53ef\u8996\u5316\u5de5\u5177\uff0c\u80fd\u5920\u8207\u591a\u7a2e\u6578\u64da\u6e90\u96c6\u6210\u3002<\/li>\n<li>Datadog\uff1a\u4e00\u500b\u5546\u696d\u76e3\u63a7\u89e3\u6c7a\u65b9\u6848\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u5eab\u548c\u61c9\u7528\u7a0b\u5e8f\u3002<\/li>\n<\/ul>\n<h3 id=\"%e6%ad%a5%e9%a9%9f%e5%9b%9b%ef%bc%9a%e9%85%8d%e7%bd%ae%e7%9b%a3%e8%81%bd%e7%a8%8b%e5%ba%8f-kZOUzBHMEo\">\u6b65\u9a5f\u56db\uff1a\u914d\u7f6e\u76e3\u807d\u7a0b\u5e8f<\/h3>\n<p>\u627e\u5230\u5408\u9069\u7684\u76e3\u807d\u7a0b\u5e8f\u5f8c\uff0c\u60a8\u9700\u8981\u6839\u64da\u9700\u6c42\u9032\u884c\u914d\u7f6e\u3002\u9019\u901a\u5e38\u5305\u62ec\u8a2d\u7f6e\u76e3\u63a7\u6307\u6a19\u3001\u8b66\u5831\u689d\u4ef6\u548c\u5831\u544a\u983b\u7387\u7b49\u3002\u4f8b\u5982\uff0c\u5728 MySQL \u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u67e5\u770b\u7576\u524d\u7684\u6027\u80fd\u6307\u6a19\uff1a<\/p>\n<pre><code>SHOW STATUS LIKE 'Threads_connected';<\/code><\/pre>\n<h3 id=\"%e6%ad%a5%e9%a9%9f%e4%ba%94%ef%bc%9a%e6%8c%81%e7%ba%8c%e7%9b%a3%e6%8e%a7%e8%88%87%e5%84%aa%e5%8c%96-kZOUzBHMEo\">\u6b65\u9a5f\u4e94\uff1a\u6301\u7e8c\u76e3\u63a7\u8207\u512a\u5316<\/h3>\n<p>\u6700\u5f8c\uff0c\u6301\u7e8c\u76e3\u63a7\u6578\u64da\u5eab\u7684\u6027\u80fd\u4e26\u6839\u64da\u6536\u96c6\u5230\u7684\u6578\u64da\u9032\u884c\u512a\u5316\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u5b9a\u671f\u6aa2\u67e5\u76e3\u807d\u7a0b\u5e8f\u7684\u5831\u544a\uff0c\u4e26\u6839\u64da\u9700\u8981\u8abf\u6574\u6578\u64da\u5eab\u914d\u7f6e\uff0c\u4ee5\u78ba\u4fdd\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-kZOUzBHMEo\">\u7d50\u8ad6<\/h2>\n<p>\u5c0b\u627e\u6578\u64da\u5eab\u76e3\u807d\u7a0b\u5e8f\u7684\u904e\u7a0b\u96d6\u7136\u53ef\u80fd\u6703\u6709\u4e9b\u8907\u96dc\uff0c\u4f46\u901a\u904e\u4ee5\u4e0a\u6b65\u9a5f\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u627e\u5230\u4e26\u914d\u7f6e\u5408\u9069\u7684\u76e3\u807d\u5de5\u5177\u3002\u7121\u8ad6\u60a8\u662f\u4f7f\u7528\u5167\u5efa\u7684\u76e3\u807d\u7a0b\u5e8f\u9084\u662f\u7b2c\u4e09\u65b9\u5de5\u5177\uff0c\u6301\u7e8c\u7684\u76e3\u63a7\u548c\u512a\u5316\u90fd\u662f\u78ba\u4fdd\u6578\u64da\u5eab\u6027\u80fd\u7684\u95dc\u9375\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u8f15\u9b06\u7ba1\u7406\u6578\u64da\u5eab\u548c\u61c9\u7528\u7a0b\u5e8f\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u9084\u662f <a href=\"https:\/\/server.hk\">\u96f2\u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u4e00\u6b65\u6b65\u627e\u5230\u6578\u64da\u5eab\u76e3\u807d\u7a0b\u5e8f\u7684\u4f4d\u7f6e\uff0c\u89e3\u6c7a\u76f8\u95dc\u554f\u984c\uff0c\u63d0\u5347\u6578\u64da\u5eab\u7ba1\u7406\u6548\u7387\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-193613","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/193613","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=193613"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/193613\/revisions"}],"predecessor-version":[{"id":193614,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/193613\/revisions\/193614"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=193613"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=193613"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=193613"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}