{"id":77004,"date":"2024-10-16T10:16:18","date_gmt":"2024-10-16T02:16:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/77004\/"},"modified":"2024-10-16T10:16:18","modified_gmt":"2024-10-16T02:16:18","slug":"mysql%e7%82%ba%e4%bb%80%e9%ba%bc%e8%8e%ab%e5%90%8d%e5%85%b6%e5%a6%99%e7%9a%84%e6%96%b7%e9%96%8b%e9%80%a3%e6%8e%a5%e4%bb%a5%e5%8f%8a%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88%ef%bc%81","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/77004\/","title":{"rendered":"MySQL\u70ba\u4ec0\u9ebc\u83ab\u540d\u5176\u5999\u7684\u65b7\u958b\u9023\u63a5\u4ee5\u53ca\u89e3\u6c7a\u65b9\u6848\uff01"},"content":{"rendered":"<h1 id=\"mysql%e7%82%ba%e4%bb%80%e9%ba%bc%e8%8e%ab%e5%90%8d%e5%85%b6%e5%a6%99%e7%9a%84%e6%96%b7%e9%96%8b%e9%80%a3%e6%8e%a5%e4%bb%a5%e5%8f%8a%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88%ef%bc%81-NXZYVtoqjB\">MySQL\u70ba\u4ec0\u9ebc\u83ab\u540d\u5176\u5999\u7684\u65b7\u958b\u9023\u63a5\u4ee5\u53ca\u89e3\u6c7a\u65b9\u6848\uff01<\/h1>\n<p>\u5728\u4f7f\u7528MySQL\u6578\u64da\u5eab\u7684\u904e\u7a0b\u4e2d\uff0c\u8a31\u591a\u958b\u767c\u8005\u548c\u7cfb\u7d71\u7ba1\u7406\u54e1\u53ef\u80fd\u6703\u9047\u5230\u9023\u63a5\u83ab\u540d\u5176\u5999\u65b7\u958b\u7684\u60c5\u6cc1\u3002\u9019\u4e0d\u50c5\u5f71\u97ff\u4e86\u61c9\u7528\u7a0b\u5e8f\u7684\u7a69\u5b9a\u6027\uff0c\u9084\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u4e1f\u5931\u6216\u640d\u58de\u3002\u672c\u6587\u5c07\u63a2\u8a0eMySQL\u65b7\u958b\u9023\u63a5\u7684\u5e38\u898b\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"mysql%e6%96%b7%e9%96%8b%e9%80%a3%e6%8e%a5%e7%9a%84%e5%b8%b8%e8%a6%8b%e5%8e%9f%e5%9b%a0-NXZYVtoqjB\">MySQL\u65b7\u958b\u9023\u63a5\u7684\u5e38\u898b\u539f\u56e0<\/h2>\n<h3 id=\"1-%e8%b6%85%e6%99%82%e8%a8%ad%e7%bd%ae-NXZYVtoqjB\">1. \u8d85\u6642\u8a2d\u7f6e<\/h3>\n<p>MySQL\u6709\u591a\u500b\u8d85\u6642\u8a2d\u7f6e\uff0c\u9019\u4e9b\u8a2d\u7f6e\u53ef\u80fd\u6703\u5c0e\u81f4\u9023\u63a5\u5728\u9592\u7f6e\u4e00\u6bb5\u6642\u9593\u5f8c\u81ea\u52d5\u65b7\u958b\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u8d85\u6642\u53c3\u6578\uff1a<\/p>\n<ul>\n<li><code>wait_timeout<\/code>: \u5b9a\u7fa9\u4e86\u5728\u6c92\u6709\u6d3b\u52d5\u7684\u60c5\u6cc1\u4e0b\uff0cMySQL\u7b49\u5f85\u7684\u6642\u9593\uff08\u4ee5\u79d2\u70ba\u55ae\u4f4d\uff09\u3002<\/li>\n<li><code>interactive_timeout<\/code>: \u91dd\u5c0d\u4e92\u52d5\u5f0f\u9023\u63a5\u7684\u8d85\u6642\u8a2d\u7f6e\u3002<\/li>\n<\/ul>\n<p>\u5982\u679c\u9019\u4e9b\u503c\u8a2d\u7f6e\u5f97\u904e\u4f4e\uff0c\u5247\u53ef\u80fd\u6703\u5c0e\u81f4\u9023\u63a5\u5728\u9592\u7f6e\u5f8c\u88ab\u65b7\u958b\u3002\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0bSQL\u8a9e\u53e5\u6aa2\u67e5\u7576\u524d\u7684\u8d85\u6642\u8a2d\u7f6e\uff1a<\/p>\n<pre><code>SHOW VARIABLES LIKE 'wait_timeout';<\/code><\/pre>\n<h3 id=\"2-%e7%b6%b2%e7%b5%a1%e5%95%8f%e9%a1%8c-NXZYVtoqjB\">2. \u7db2\u7d61\u554f\u984c<\/h3>\n<p>\u7db2\u7d61\u4e0d\u7a69\u5b9a\u6216\u4e2d\u65b7\u4e5f\u53ef\u80fd\u5c0e\u81f4MySQL\u9023\u63a5\u65b7\u958b\u3002\u9019\u53ef\u80fd\u662f\u7531\u65bc\u9632\u706b\u7246\u8a2d\u7f6e\u3001\u8def\u7531\u5668\u554f\u984c\u6216ISP\u7684\u554f\u984c\u5f15\u8d77\u7684\u3002\u6aa2\u67e5\u7db2\u7d61\u9023\u63a5\u7684\u7a69\u5b9a\u6027\u662f\u89e3\u6c7a\u6b64\u554f\u984c\u7684\u7b2c\u4e00\u6b65\u3002<\/p>\n<h3 id=\"3-%e8%b3%87%e6%ba%90%e9%99%90%e5%88%b6-NXZYVtoqjB\">3. \u8cc7\u6e90\u9650\u5236<\/h3>\n<p>\u5982\u679cMySQL\u670d\u52d9\u5668\u7684\u8cc7\u6e90\uff08\u5982\u5167\u5b58\u6216CPU\uff09\u4e0d\u8db3\uff0c\u5247\u53ef\u80fd\u6703\u5c0e\u81f4\u9023\u63a5\u88ab\u5f37\u5236\u65b7\u958b\u3002\u9019\u901a\u5e38\u767c\u751f\u5728\u9ad8\u8ca0\u8f09\u60c5\u6cc1\u4e0b\u3002\u53ef\u4ee5\u901a\u904e\u76e3\u63a7\u5de5\u5177\u4f86\u6aa2\u67e5\u670d\u52d9\u5668\u7684\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1\u3002<\/p>\n<h3 id=\"4-%e7%89%88%e6%9c%ac%e4%b8%8d%e5%85%bc%e5%ae%b9-NXZYVtoqjB\">4. \u7248\u672c\u4e0d\u517c\u5bb9<\/h3>\n<p>\u4f7f\u7528\u4e0d\u517c\u5bb9\u7684MySQL\u5ba2\u6236\u7aef\u548c\u670d\u52d9\u5668\u7248\u672c\u4e5f\u53ef\u80fd\u5c0e\u81f4\u9023\u63a5\u554f\u984c\u3002\u78ba\u4fdd\u5ba2\u6236\u7aef\u548c\u670d\u52d9\u5668\u7248\u672c\u76f8\u5339\u914d\uff0c\u4e26\u8003\u616e\u5347\u7d1a\u5230\u6700\u65b0\u7248\u672c\u4ee5\u7372\u5f97\u6700\u4f73\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-NXZYVtoqjB\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<h3 id=\"1-%e8%aa%bf%e6%95%b4%e8%b6%85%e6%99%82%e8%a8%ad%e7%bd%ae-NXZYVtoqjB\">1. \u8abf\u6574\u8d85\u6642\u8a2d\u7f6e<\/h3>\n<p>\u5982\u679c\u767c\u73fe\u8d85\u6642\u8a2d\u7f6e\u904e\u4f4e\uff0c\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0bSQL\u8a9e\u53e5\u4f86\u8abf\u6574\uff1a<\/p>\n<pre><code>SET GLOBAL wait_timeout = 28800; -- \u8a2d\u7f6e\u70ba8\u5c0f\u6642<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u56e0\u9592\u7f6e\u800c\u5c0e\u81f4\u7684\u9023\u63a5\u65b7\u958b\u554f\u984c\u3002<\/p>\n<h3 id=\"2-%e6%aa%a2%e6%9f%a5%e7%b6%b2%e7%b5%a1%e9%80%a3%e6%8e%a5-NXZYVtoqjB\">2. \u6aa2\u67e5\u7db2\u7d61\u9023\u63a5<\/h3>\n<p>\u4f7f\u7528ping\u547d\u4ee4\u6aa2\u67e5\u8207MySQL\u670d\u52d9\u5668\u7684\u9023\u63a5\u7a69\u5b9a\u6027\uff1a<\/p>\n<pre><code>ping your_mysql_server_ip<\/code><\/pre>\n<p>\u5982\u679c\u767c\u73fe\u4e1f\u5305\u6216\u5ef6\u9072\u904e\u9ad8\uff0c\u5247\u9700\u8981\u6aa2\u67e5\u7db2\u7d61\u8a2d\u5099\u6216\u806f\u7e6bISP\u3002<\/p>\n<h3 id=\"3-%e7%9b%a3%e6%8e%a7%e8%b3%87%e6%ba%90%e4%bd%bf%e7%94%a8%e6%83%85%e6%b3%81-NXZYVtoqjB\">3. \u76e3\u63a7\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1<\/h3>\n<p>\u4f7f\u7528\u76e3\u63a7\u5de5\u5177\uff08\u5982Nagios\u6216Zabbix\uff09\u4f86\u6aa2\u67e5MySQL\u670d\u52d9\u5668\u7684\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1\uff0c\u4e26\u6839\u64da\u9700\u8981\u5347\u7d1a\u786c\u4ef6\u6216\u512a\u5316\u6578\u64da\u5eab\u67e5\u8a62\u3002<\/p>\n<h3 id=\"4-%e7%a2%ba%e4%bf%9d%e7%89%88%e6%9c%ac%e5%85%bc%e5%ae%b9%e6%80%a7-NXZYVtoqjB\">4. \u78ba\u4fdd\u7248\u672c\u517c\u5bb9\u6027<\/h3>\n<p>\u5b9a\u671f\u6aa2\u67e5MySQL\u5ba2\u6236\u7aef\u548c\u670d\u52d9\u5668\u7684\u7248\u672c\uff0c\u4e26\u6839\u64da\u9700\u8981\u9032\u884c\u5347\u7d1a\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5\u7248\u672c\uff1a<\/p>\n<pre><code>SELECT VERSION();<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-NXZYVtoqjB\">\u7e3d\u7d50<\/h2>\n<p>MySQL\u9023\u63a5\u7684\u65b7\u958b\u53ef\u80fd\u7531\u591a\u7a2e\u56e0\u7d20\u5f15\u8d77\uff0c\u5305\u62ec\u8d85\u6642\u8a2d\u7f6e\u3001\u7db2\u7d61\u554f\u984c\u3001\u8cc7\u6e90\u9650\u5236\u548c\u7248\u672c\u4e0d\u517c\u5bb9\u3002\u901a\u904e\u8abf\u6574\u8d85\u6642\u8a2d\u7f6e\u3001\u6aa2\u67e5\u7db2\u7d61\u9023\u63a5\u3001\u76e3\u63a7\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1\u4ee5\u53ca\u78ba\u4fdd\u7248\u672c\u517c\u5bb9\u6027\uff0c\u53ef\u4ee5\u6709\u6548\u89e3\u6c7a\u9019\u4e9b\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u6578\u64da\u5eab\u670d\u52d9\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684<a href=\"https:\/\/server.hk\">VPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u89e3\u6c7a\u65b9\u6848\u5c07\u662f\u660e\u667a\u7684\u9078\u64c7\uff0c\u4ee5\u78ba\u4fdd\u9ad8\u6548\u7684\u6578\u64da\u8655\u7406\u548c\u9023\u63a5\u7a69\u5b9a\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3MySQL\u65b7\u958b\u9023\u63a5\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\uff0c\u5e6b\u52a9\u60a8\u4fdd\u6301\u6578\u64da\u5eab\u7a69\u5b9a\u904b\u884c\uff0c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u4e2d\u65b7\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-77004","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/77004","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=77004"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/77004\/revisions"}],"predecessor-version":[{"id":77005,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/77004\/revisions\/77005"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=77004"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=77004"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=77004"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}