{"id":76730,"date":"2024-10-16T09:21:17","date_gmt":"2024-10-16T01:21:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/76730\/"},"modified":"2024-10-16T09:21:17","modified_gmt":"2024-10-16T01:21:17","slug":"mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e7%b7%a9%e5%ad%98%e7%ae%a1%e7%90%86%e7%9a%84%e6%80%9d%e8%b7%af%e8%a7%a3%e6%9e%90","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/76730\/","title":{"rendered":"MySQL\u6578\u64da\u5eab\u4e2d\u7de9\u5b58\u7ba1\u7406\u7684\u601d\u8def\u89e3\u6790"},"content":{"rendered":"<h1 id=\"mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e7%b7%a9%e5%ad%98%e7%ae%a1%e7%90%86%e7%9a%84%e6%80%9d%e8%b7%af%e8%a7%a3%e6%9e%90-tJjFTqNsCZ\">MySQL\u6578\u64da\u5eab\u4e2d\u7de9\u5b58\u7ba1\u7406\u7684\u601d\u8def\u89e3\u6790<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u6027\u80fd\u5c0d\u65bc\u61c9\u7528\u7a0b\u5e8f\u7684\u6574\u9ad4\u6548\u7387\u81f3\u95dc\u91cd\u8981\u3002MySQL\u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684\u958b\u6e90\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u7de9\u5b58\u7ba1\u7406\u7684\u6a5f\u5236\uff0c\u4ee5\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u548c\u6e1b\u5c11\u5ef6\u9072\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eMySQL\u6578\u64da\u5eab\u4e2d\u7684\u7de9\u5b58\u7ba1\u7406\u601d\u8def\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u548c\u7cfb\u7d71\u7ba1\u7406\u54e1\u66f4\u597d\u5730\u7406\u89e3\u548c\u512a\u5316\u5176\u6578\u64da\u5eab\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e7%b7%a9%e5%ad%98%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-tJjFTqNsCZ\">\u7de9\u5b58\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u7de9\u5b58\u662f\u4e00\u7a2e\u5b58\u5132\u6280\u8853\uff0c\u7528\u65bc\u81e8\u6642\u4fdd\u5b58\u6578\u64da\uff0c\u4ee5\u4fbf\u5feb\u901f\u8a2a\u554f\u3002\u7576\u7528\u6236\u8acb\u6c42\u6578\u64da\u6642\uff0c\u7cfb\u7d71\u9996\u5148\u6aa2\u67e5\u7de9\u5b58\u4e2d\u662f\u5426\u5b58\u5728\u8a72\u6578\u64da\uff0c\u5982\u679c\u5b58\u5728\uff0c\u5247\u76f4\u63a5\u8fd4\u56de\uff0c\u5426\u5247\u518d\u5f9e\u6578\u64da\u5eab\u4e2d\u6aa2\u7d22\u3002\u9019\u6a23\u53ef\u4ee5\u986f\u8457\u6e1b\u5c11\u6578\u64da\u5eab\u7684\u8ca0\u64d4\uff0c\u63d0\u9ad8\u97ff\u61c9\u901f\u5ea6\u3002<\/p>\n<h2 id=\"mysql%e4%b8%ad%e7%9a%84%e7%b7%a9%e5%ad%98%e9%a1%9e%e5%9e%8b-tJjFTqNsCZ\">MySQL\u4e2d\u7684\u7de9\u5b58\u985e\u578b<\/h2>\n<p>MySQL\u63d0\u4f9b\u4e86\u5e7e\u7a2e\u4e0d\u540c\u985e\u578b\u7684\u7de9\u5b58\u6a5f\u5236\uff0c\u4e3b\u8981\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u67e5\u8a62\u7de9\u5b58\uff08Query Cache\uff09<\/strong>: \u67e5\u8a62\u7de9\u5b58\u662fMySQL\u7684\u4e00\u500b\u7279\u6027\uff0c\u80fd\u5920\u5b58\u5132\u67e5\u8a62\u7d50\u679c\uff0c\u4ee5\u4fbf\u5728\u76f8\u540c\u67e5\u8a62\u518d\u6b21\u57f7\u884c\u6642\u76f4\u63a5\u8fd4\u56de\u7d50\u679c\u3002\u9019\u5c0d\u65bc\u91cd\u8907\u67e5\u8a62\u7684\u5834\u666f\u7279\u5225\u6709\u6548\u3002<\/li>\n<li><strong>InnoDB\u7de9\u885d\u6c60\uff08Buffer Pool\uff09<\/strong>: InnoDB\u5b58\u5132\u5f15\u64ce\u4f7f\u7528\u7de9\u885d\u6c60\u4f86\u5b58\u5132\u6578\u64da\u9801\u548c\u7d22\u5f15\u9801\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u78c1\u789fI\/O\u64cd\u4f5c\uff0c\u63d0\u9ad8\u6578\u64da\u8b80\u53d6\u901f\u5ea6\u3002<\/li>\n<li><strong>\u81e8\u6642\u8868\u7de9\u5b58\uff08Temporary Table Cache\uff09<\/strong>: \u7576\u4f7f\u7528\u81e8\u6642\u8868\u6642\uff0cMySQL\u6703\u5c07\u5176\u5b58\u5132\u5728\u5167\u5b58\u4e2d\uff0c\u4ee5\u63d0\u9ad8\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%9f%a5%e8%a9%a2%e7%b7%a9%e5%ad%98%e7%9a%84%e4%bd%bf%e7%94%a8-tJjFTqNsCZ\">\u67e5\u8a62\u7de9\u5b58\u7684\u4f7f\u7528<\/h2>\n<p>\u67e5\u8a62\u7de9\u5b58\u7684\u4f7f\u7528\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u6b65\u9a5f\u4f86\u5be6\u73fe\uff1a<\/p>\n<pre><code>SET GLOBAL query_cache_size = 1048576; -- \u8a2d\u7f6e\u67e5\u8a62\u7de9\u5b58\u5927\u5c0f\u70ba1MB\nSET GLOBAL query_cache_type = ON; -- \u555f\u7528\u67e5\u8a62\u7de9\u5b58\n<\/code><\/pre>\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u67e5\u8a62\u7de9\u5b58\u4e26\u4e0d\u9069\u5408\u6240\u6709\u5834\u666f\uff0c\u7279\u5225\u662f\u5728\u9ad8\u983b\u7387\u66f4\u65b0\u7684\u6578\u64da\u5eab\u4e2d\uff0c\u56e0\u70ba\u6bcf\u6b21\u66f4\u65b0\u90fd\u6703\u4f7f\u7de9\u5b58\u5931\u6548\uff0c\u53cd\u800c\u53ef\u80fd\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\u3002<\/p>\n<h2 id=\"innodb%e7%b7%a9%e8%a1%9d%e6%b1%a0%e7%9a%84%e9%85%8d%e7%bd%ae-tJjFTqNsCZ\">InnoDB\u7de9\u885d\u6c60\u7684\u914d\u7f6e<\/h2>\n<p>InnoDB\u7de9\u885d\u6c60\u7684\u5927\u5c0f\u5c0d\u65bc\u6578\u64da\u5eab\u6027\u80fd\u5f71\u97ff\u6df1\u9060\u3002\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u4f86\u8a2d\u7f6e\u7de9\u885d\u6c60\u7684\u5927\u5c0f\uff1a<\/p>\n<pre><code>SET GLOBAL innodb_buffer_pool_size = 2147483648; -- \u8a2d\u7f6e\u7de9\u885d\u6c60\u5927\u5c0f\u70ba2GB\n<\/code><\/pre>\n<p>\u5efa\u8b70\u5c07\u7de9\u885d\u6c60\u5927\u5c0f\u8a2d\u7f6e\u70ba\u53ef\u7528\u5167\u5b58\u768470%-80%\uff0c\u4ee5\u78ba\u4fdd\u6578\u64da\u80fd\u5920\u5feb\u901f\u8a2a\u554f\u3002<\/p>\n<h2 id=\"%e7%b7%a9%e5%ad%98%e7%ae%a1%e7%90%86%e7%9a%84%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-tJjFTqNsCZ\">\u7de9\u5b58\u7ba1\u7406\u7684\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u70ba\u4e86\u6709\u6548\u7ba1\u7406MySQL\u4e2d\u7684\u7de9\u5b58\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\uff1a<\/p>\n<ul>\n<li>\u5b9a\u671f\u76e3\u63a7\u7de9\u5b58\u547d\u4e2d\u7387\uff0c\u78ba\u4fdd\u7de9\u5b58\u7684\u6709\u6548\u6027\u3002<\/li>\n<li>\u6839\u64da\u61c9\u7528\u9700\u6c42\u8abf\u6574\u7de9\u5b58\u5927\u5c0f\uff0c\u907f\u514d\u904e\u5ea6\u914d\u7f6e\u3002<\/li>\n<li>\u5c0d\u65bc\u983b\u7e41\u66f4\u65b0\u7684\u8868\uff0c\u8003\u616e\u4f7f\u7528\u5176\u4ed6\u512a\u5316\u6280\u8853\uff0c\u5982\u7d22\u5f15\u6216\u5206\u5340\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-tJjFTqNsCZ\">\u7d50\u8ad6<\/h2>\n<p>MySQL\u6578\u64da\u5eab\u4e2d\u7684\u7de9\u5b58\u7ba1\u7406\u662f\u63d0\u5347\u6027\u80fd\u7684\u91cd\u8981\u624b\u6bb5\u3002\u901a\u904e\u5408\u7406\u914d\u7f6e\u67e5\u8a62\u7de9\u5b58\u548cInnoDB\u7de9\u885d\u6c60\uff0c\u4e26\u9075\u5faa\u6700\u4f73\u5be6\u8e10\uff0c\u958b\u767c\u8005\u548c\u7cfb\u7d71\u7ba1\u7406\u54e1\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u97ff\u61c9\u901f\u5ea6\u548c\u8655\u7406\u80fd\u529b\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684\u7de9\u5b58\u7b56\u7565\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc<code><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/code>\u548c<code><a href=\"https:\/\/server.hk\">\u96f2\u4f3a\u670d\u5668<\/a><\/code>\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5165\u89e3\u6790MySQL\u6578\u64da\u5eab\u4e2d\u7684\u7de9\u5b58\u7ba1\u7406\u7b56\u7565\uff0c\u63d0\u5347\u6027\u80fd\u8207\u6548\u7387\uff0c\u512a\u5316\u6578\u64da\u5b58\u53d6\u8207\u67e5\u8a62\u901f\u5ea6\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-76730","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76730","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=76730"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76730\/revisions"}],"predecessor-version":[{"id":76731,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76730\/revisions\/76731"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=76730"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=76730"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=76730"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}