{"id":174849,"date":"2024-11-08T00:16:42","date_gmt":"2024-11-07T16:16:42","guid":{"rendered":"https:\/\/server.hk\/cnblog\/174849\/"},"modified":"2024-11-08T00:16:42","modified_gmt":"2024-11-07T16:16:42","slug":"%e5%a6%82%e4%bd%95%e6%8e%92%e6%9f%a5mysql%e5%9f%b7%e8%a1%8c%e6%ad%bb%e9%8e%96%e5%8e%9f%e5%9b%a0","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/174849\/","title":{"rendered":"\u5982\u4f55\u6392\u67e5MySQL\u57f7\u884c\u6b7b\u9396\u539f\u56e0"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e6%8e%92%e6%9f%a5mysql%e5%9f%b7%e8%a1%8c%e6%ad%bb%e9%8e%96%e5%8e%9f%e5%9b%a0-qGRxMmtYIh\">\u5982\u4f55\u6392\u67e5MySQL\u57f7\u884c\u6b7b\u9396\u539f\u56e0<\/h1>\n<p>\u5728\u4f7f\u7528MySQL\u6578\u64da\u5eab\u7684\u904e\u7a0b\u4e2d\uff0c\u6b7b\u9396\u662f\u4e00\u500b\u5e38\u898b\u7684\u554f\u984c\u3002\u7576\u591a\u500b\u4e8b\u52d9\u76f8\u4e92\u7b49\u5f85\u5c0d\u65b9\u91cb\u653e\u8cc7\u6e90\u6642\uff0c\u5c31\u6703\u767c\u751f\u6b7b\u9396\uff0c\u5c0e\u81f4\u7cfb\u7d71\u7121\u6cd5\u7e7c\u7e8c\u57f7\u884c\u3002\u9019\u4e0d\u50c5\u5f71\u97ff\u4e86\u6578\u64da\u5eab\u7684\u6027\u80fd\uff0c\u9084\u53ef\u80fd\u5c0e\u81f4\u61c9\u7528\u7a0b\u5e8f\u7684\u5d29\u6f70\u3002\u56e0\u6b64\uff0c\u4e86\u89e3\u5982\u4f55\u6392\u67e5MySQL\u57f7\u884c\u6b7b\u9396\u7684\u539f\u56e0\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%ad%bb%e9%8e%96%ef%bc%9f-qGRxMmtYIh\">\u4ec0\u9ebc\u662f\u6b7b\u9396\uff1f<\/h2>\n<p>\u6b7b\u9396\u662f\u6307\u5169\u500b\u6216\u591a\u500b\u4e8b\u52d9\u5728\u57f7\u884c\u904e\u7a0b\u4e2d\uff0c\u56e0\u70ba\u76f8\u4e92\u6301\u6709\u5c0d\u65b9\u6240\u9700\u7684\u8cc7\u6e90\u800c\u7121\u6cd5\u7e7c\u7e8c\u57f7\u884c\u7684\u60c5\u6cc1\u3002\u8209\u500b\u4f8b\u5b50\uff0c\u5047\u8a2d\u6709\u5169\u500b\u4e8b\u52d9A\u548cB\uff1a<\/p>\n<ul>\n<li>\u4e8b\u52d9A\u9396\u5b9a\u4e86\u8cc7\u6e901\uff0c\u4e26\u8a66\u5716\u9396\u5b9a\u8cc7\u6e902\u3002<\/li>\n<li>\u4e8b\u52d9B\u9396\u5b9a\u4e86\u8cc7\u6e902\uff0c\u4e26\u8a66\u5716\u9396\u5b9a\u8cc7\u6e901\u3002<\/li>\n<\/ul>\n<p>\u5728\u9019\u7a2e\u60c5\u6cc1\u4e0b\uff0c\u4e8b\u52d9A\u548cB\u90fd\u7121\u6cd5\u7e7c\u7e8c\u57f7\u884c\uff0c\u5f62\u6210\u4e86\u6b7b\u9396\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%aa%a2%e6%b8%ac%e6%ad%bb%e9%8e%96-qGRxMmtYIh\">\u5982\u4f55\u6aa2\u6e2c\u6b7b\u9396<\/h2>\n<p>MySQL\u63d0\u4f9b\u4e86\u4e00\u4e9b\u5de5\u5177\u548c\u547d\u4ee4\u4f86\u5e6b\u52a9\u6aa2\u6e2c\u6b7b\u9396\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8show-engine-innodb-status-qGRxMmtYIh\">1. \u4f7f\u7528SHOW ENGINE INNODB STATUS<\/h3>\n<p>\u9019\u500b\u547d\u4ee4\u53ef\u4ee5\u986f\u793aInnoDB\u5f15\u64ce\u7684\u72c0\u614b\uff0c\u5305\u62ec\u7576\u524d\u7684\u6b7b\u9396\u4fe1\u606f\u3002\u57f7\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>SHOW ENGINE INNODB STATUS;<\/code><\/pre>\n<p>\u5728\u8f38\u51fa\u7684\u7d50\u679c\u4e2d\uff0c\u67e5\u627e\u201cLATEST DETECTED DEADLOCK\u201d\u90e8\u5206\uff0c\u9019\u88e1\u6703\u986f\u793a\u6700\u8fd1\u6aa2\u6e2c\u5230\u7684\u6b7b\u9396\u4fe1\u606f\uff0c\u5305\u62ec\u6d89\u53ca\u7684\u4e8b\u52d9\u548c\u9396\u5b9a\u7684\u8cc7\u6e90\u3002<\/p>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8information_schema-qGRxMmtYIh\">2. \u4f7f\u7528INFORMATION_SCHEMA<\/h3>\n<p>MySQL\u7684INFORMATION_SCHEMA\u6578\u64da\u5eab\u4e2d\u6709\u4e00\u500b\u540d\u70ba\u201cINNODB_LOCKS\u201d\u7684\u8868\uff0c\u53ef\u4ee5\u7528\u4f86\u67e5\u8a62\u7576\u524d\u7684\u9396\u5b9a\u60c5\u6cc1\u3002\u57f7\u884c\u4ee5\u4e0b\u67e5\u8a62\uff1a<\/p>\n<pre><code>SELECT * FROM INFORMATION_SCHEMA.INNODB_LOCKS;<\/code><\/pre>\n<p>\u9019\u5c07\u986f\u793a\u7576\u524d\u6240\u6709\u7684\u9396\u5b9a\u4fe1\u606f\uff0c\u5e6b\u52a9\u4f60\u8b58\u5225\u53ef\u80fd\u7684\u6b7b\u9396\u60c5\u6cc1\u3002<\/p>\n<h2 id=\"%e6%8e%92%e6%9f%a5%e6%ad%bb%e9%8e%96%e7%9a%84%e5%8e%9f%e5%9b%a0-qGRxMmtYIh\">\u6392\u67e5\u6b7b\u9396\u7684\u539f\u56e0<\/h2>\n<p>\u4e00\u65e6\u6aa2\u6e2c\u5230\u6b7b\u9396\uff0c\u63a5\u4e0b\u4f86\u9700\u8981\u6392\u67e5\u5176\u539f\u56e0\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u6b7b\u9396\u539f\u56e0\uff1a<\/p>\n<h3 id=\"1-%e9%8e%96%e5%ae%9a%e9%a0%86%e5%ba%8f%e4%b8%8d%e4%b8%80%e8%87%b4-qGRxMmtYIh\">1. \u9396\u5b9a\u9806\u5e8f\u4e0d\u4e00\u81f4<\/h3>\n<p>\u5982\u679c\u591a\u500b\u4e8b\u52d9\u4ee5\u4e0d\u540c\u7684\u9806\u5e8f\u7372\u53d6\u9396\uff0c\u5247\u53ef\u80fd\u5c0e\u81f4\u6b7b\u9396\u3002\u70ba\u4e86\u907f\u514d\u9019\u7a2e\u60c5\u6cc1\uff0c\u61c9\u8a72\u78ba\u4fdd\u6240\u6709\u4e8b\u52d9\u4ee5\u76f8\u540c\u7684\u9806\u5e8f\u7372\u53d6\u9396\u3002<\/p>\n<h3 id=\"2-%e9%95%b7%e6%99%82%e9%96%93%e6%8c%81%e6%9c%89%e9%8e%96-qGRxMmtYIh\">2. \u9577\u6642\u9593\u6301\u6709\u9396<\/h3>\n<p>\u5982\u679c\u4e8b\u52d9\u5728\u6301\u6709\u9396\u7684\u60c5\u6cc1\u4e0b\u57f7\u884c\u4e86\u9577\u6642\u9593\u7684\u64cd\u4f5c\uff0c\u5247\u53ef\u80fd\u5c0e\u81f4\u5176\u4ed6\u4e8b\u52d9\u7121\u6cd5\u7372\u53d6\u6240\u9700\u7684\u9396\u3002\u61c9\u8a72\u76e1\u91cf\u7e2e\u77ed\u4e8b\u52d9\u7684\u57f7\u884c\u6642\u9593\uff0c\u4e26\u5728\u5fc5\u8981\u6642\u91cb\u653e\u9396\u3002<\/p>\n<h3 id=\"3-%e4%b8%8d%e7%95%b6%e7%9a%84%e7%b4%a2%e5%bc%95%e4%bd%bf%e7%94%a8-qGRxMmtYIh\">3. \u4e0d\u7576\u7684\u7d22\u5f15\u4f7f\u7528<\/h3>\n<p>\u4e0d\u7576\u7684\u7d22\u5f15\u4f7f\u7528\u53ef\u80fd\u5c0e\u81f4\u5168\u8868\u6383\u63cf\uff0c\u5f9e\u800c\u589e\u52a0\u9396\u7684\u7af6\u722d\u3002\u78ba\u4fdd\u6578\u64da\u8868\u6709\u9069\u7576\u7684\u7d22\u5f15\uff0c\u4ee5\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\uff0c\u6e1b\u5c11\u9396\u7684\u6301\u6709\u6642\u9593\u3002<\/p>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%ad%bb%e9%8e%96%e7%9a%84%e6%96%b9%e6%b3%95-qGRxMmtYIh\">\u89e3\u6c7a\u6b7b\u9396\u7684\u65b9\u6cd5<\/h2>\n<p>\u70ba\u4e86\u6709\u6548\u89e3\u6c7a\u6b7b\u9396\u554f\u984c\uff0c\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u6cd5\uff1a<\/p>\n<ul>\n<li>\u5b9a\u671f\u6aa2\u67e5\u548c\u512a\u5316\u6578\u64da\u5eab\u7684\u67e5\u8a62\u548c\u7d22\u5f15\u3002<\/li>\n<li>\u4f7f\u7528\u9069\u7576\u7684\u4e8b\u52d9\u9694\u96e2\u7d1a\u5225\uff0c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u9396\u5b9a\u3002<\/li>\n<li>\u5728\u61c9\u7528\u5c64\u9762\u4e0a\u5be6\u65bd\u91cd\u8a66\u6a5f\u5236\uff0c\u7576\u6aa2\u6e2c\u5230\u6b7b\u9396\u6642\u81ea\u52d5\u91cd\u8a66\u4e8b\u52d9\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-qGRxMmtYIh\">\u7e3d\u7d50<\/h2>\n<p>\u6b7b\u9396\u662fMySQL\u6578\u64da\u5eab\u4e2d\u5e38\u898b\u7684\u554f\u984c\uff0c\u4e86\u89e3\u5982\u4f55\u6aa2\u6e2c\u548c\u6392\u67e5\u6b7b\u9396\u7684\u539f\u56e0\u5c0d\u65bc\u7dad\u8b77\u6578\u64da\u5eab\u7684\u7a69\u5b9a\u6027\u81f3\u95dc\u91cd\u8981\u3002\u901a\u904e\u4f7f\u7528MySQL\u63d0\u4f9b\u7684\u5de5\u5177\u548c\u547d\u4ee4\uff0c\u4e26\u9075\u5faa\u6700\u4f73\u5be6\u8e10\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u6e1b\u5c11\u6b7b\u9396\u7684\u767c\u751f\u3002\u82e5\u60a8\u9700\u8981\u9032\u4e00\u6b65\u7684\u652f\u6301\u6216\u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8003\u616e\u6211\u5011\u7684<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u548c<a href=\"https:\/\/server.hk\">\u96f2\u4f3a\u670d\u5668<\/a>\u670d\u52d9\uff0c\u4ee5\u78ba\u4fdd\u60a8\u7684\u6578\u64da\u5eab\u904b\u884c\u9806\u5229\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u6392\u67e5MySQL\u57f7\u884c\u6b7b\u9396\u7684\u539f\u56e0\uff0c\u638c\u63e1\u6709\u6548\u7684\u8a3a\u65b7\u6280\u5de7\uff0c\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\u8207\u7a69\u5b9a\u6027\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-174849","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/174849","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=174849"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/174849\/revisions"}],"predecessor-version":[{"id":174850,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/174849\/revisions\/174850"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=174849"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=174849"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=174849"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}