{"id":34118,"date":"2026-10-28T16:00:00","date_gmt":"2026-10-28T08:00:00","guid":{"rendered":"https:\/\/cn.hostease.com\/blog\/?p=34118"},"modified":"2026-10-23T16:37:39","modified_gmt":"2026-10-23T08:37:39","slug":"mysql-slow-query-log-enable-and-analysis","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/blog\/tutorials\/mysql-slow-query-log-enable-and-analysis\/","title":{"rendered":"MySQL \u6162\u67e5\u8be2\u65e5\u5fd7\u5f00\u542f\u4e0e\u89e3\u8bfb\u5b9e\u64cd\uff1along_query_time \u8bbe\u7f6e\u4e0e\u91c7\u6837\u9a8c\u8bc1"},"content":{"rendered":"<h2>\u4e3a\u4ec0\u4e48\u7f51\u7ad9\u53d8\u6162\u8981\u5148\u770b\u6162\u67e5\u8be2\u65e5\u5fd7<\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/10\/mysql-slow-query-cover.webp\" alt=\"\u6162\u67e5\u8be2\u65e5\u5fd7\u5c01\u9762\u56fe\uff1a\u7528\u542c\u8bca\u5668\u7ed9\u6570\u636e\u5e93\u505a\u4f53\u68c0\u7684\u793a\u610f\" title=\"MySQL \u6162\u67e5\u8be2\u65e5\u5fd7\u5c01\u9762\u56fe\"><\/p>\n<p>\u7f51\u7ad9\u54cd\u5e94\u8d8a\u6765\u8d8a\u6162\u65f6\uff0c\u5f88\u591a\u4eba\u7b2c\u4e00\u53cd\u5e94\u662f\u5347\u7ea7\u914d\u7f6e\u6216\u52a0\u7f13\u5b58\uff0c\u4f46\u5982\u679c\u62d6\u6162\u9875\u9762\u7684\u662f\u4e00\u6761\u6ca1\u8d70\u7d22\u5f15\u7684 SQL\uff08\u7ed3\u6784\u5316\u67e5\u8be2\u8bed\u8a00\uff0c\u4e0e\u6570\u636e\u5e93\u4ea4\u4e92\u7684\u6807\u51c6\u8bed\u8a00\uff09\uff0c\u8fd9\u4e9b\u52a8\u4f5c\u7684\u6536\u76ca\u90fd\u5f88\u6709\u9650\u3002\u6162\u67e5\u8be2\u65e5\u5fd7\u662f MySQL\uff08\u6700\u6d41\u884c\u7684\u5f00\u6e90\u5173\u7cfb\u578b\u6570\u636e\u5e93\uff09\u5185\u7f6e\u7684&#8221;\u4f53\u68c0\u8bb0\u5f55\u4eea&#8221;\uff1a\u5b83\u628a\u6267\u884c\u65f6\u95f4\u8d85\u8fc7\u9608\u503c\u7684\u6bcf\u4e00\u6761 SQL \u539f\u6837\u8bb0\u4e0b\u6765\uff0c\u9644\u5e26\u626b\u63cf\u884c\u6570\u3001\u8fd4\u56de\u884c\u6570\u548c\u6267\u884c\u65f6\u957f\u3002\u89e3\u51b3&#8221;\u7f51\u7ad9\u4e3a\u4ec0\u4e48\u6162&#8221;\u8fd9\u4e2a\u95ee\u9898\uff0c\u6b63\u786e\u7684\u987a\u5e8f\u662f\u5148\u5f00\u65e5\u5fd7\u3001\u62ff\u5230\u8bc1\u636e\u3001\u518d\u52a8\u624b\u4f18\u5316\u2014\u2014\u672c\u6587\u6309&#8221;\u5f00\u542f \u2192 \u8bbe\u7f6e\u9608\u503c \u2192 \u91c7\u6837\u9a8c\u8bc1 \u2192 \u6c47\u603b\u89e3\u8bfb&#8221;\u56db\u4e2a\u6b65\u9aa4\u5c55\u5f00\uff0c\u6240\u6709\u547d\u4ee4\u5728[\u865a\u62df\u4e3b\u673a](https:\/\/cn.hostease.com\/web-hosting\/)\u7684 phpMyAdmin \u6216 SSH \u73af\u5883\u4e0b\u5747\u53ef\u6267\u884c\uff0c\u5e2e\u52a9\u4f60\u5728\u534a\u5c0f\u65f6\u5185\u628a\u6570\u636e\u5e93\u7684\u771f\u5b9e\u74f6\u9888\u627e\u51fa\u6765\u3002<\/p>\n<p>\u5f00\u59cb\u524d\u786e\u8ba4\u4e24\u4e2a\u524d\u63d0\uff1a\u4e00\u662f\u4f60\u6709\u6570\u636e\u5e93\u7684\u7ba1\u7406\u6743\u9650\uff08\u865a\u62df\u4e3b\u673a\u73af\u5883\u4e0b\u901a\u5e38\u662f cPanel \u91cc\u521b\u5efa\u7684\u6570\u636e\u5e93\u7528\u6237\uff0c\u64cd\u4f5c\u81ea\u5df1\u7684\u5e93\u8db3\u591f\u4e86\uff09\uff1b\u4e8c\u662f\u6e05\u695a\u5f53\u524d MySQL \u7248\u672c\uff085.7 \u4e0e 8.0 \u7684\u90e8\u5206\u53d8\u91cf\u540d\u6709\u5dee\u5f02\uff0c\u4e0b\u6587\u4f1a\u5206\u522b\u8bf4\u660e\uff09\u3002\u6539\u4efb\u4f55\u5168\u5c40\u53d8\u91cf\u524d\u4e0d\u9700\u8981\u91cd\u542f\u6570\u636e\u5e93\uff0c\u672c\u6587\u6240\u6709\u8bbe\u7f6e\u90fd\u53ef\u4ee5\u5728\u7ebf\u751f\u6548\uff0c\u98ce\u9669\u5f88\u4f4e\u3002<\/p>\n<h2>\u7b2c\u4e00\u6b65\uff1a\u5f00\u542f\u6162\u67e5\u8be2\u65e5\u5fd7\u5e76\u8bbe\u7f6e long_query_time<\/h2>\n<p>\u5f00\u542f\u52a8\u4f5c\u53ea\u6d89\u53ca\u51e0\u4e2a\u53d8\u91cf\uff0c\u5148\u5728 phpMyAdmin \u7684 SQL \u7a97\u53e3\u6216\u547d\u4ee4\u884c\u6267\u884c <code>SHOW VARIABLES LIKE 'slow_query%';<\/code> \u786e\u8ba4\u5f53\u524d\u72b6\u6001\uff1a\u5927\u591a\u6570\u73af\u5883\u9ed8\u8ba4 <code>slow_query_log<\/code> \u4e3a OFF\u3002\u5f00\u542f\u5e76\u8bbe\u7f6e\u9608\u503c\uff1a<\/p>\n<ul>\n<li><code>SET GLOBAL slow_query_log = ON;<\/code> \u2014\u2014 \u6253\u5f00\u6162\u67e5\u8be2\u65e5\u5fd7\u5f00\u5173<\/li>\n<li><code>SET GLOBAL long_query_time = 1;<\/code> \u2014\u2014 \u8bb0\u5f55\u6267\u884c\u8d85\u8fc7 1 \u79d2\u7684\u67e5\u8be2\uff1b\u9ed8\u8ba4\u503c 10 \u79d2\u592a\u5bbd\u677e\uff0c\u591a\u6570 Web \u573a\u666f\u4e0b 0.5-1 \u79d2\u662f\u6bd4\u8f83\u5408\u9002\u7684\u91c7\u6837\u8d77\u70b9<\/li>\n<li><code>SET GLOBAL log_queries_not_using_indexes = ON;<\/code> \u2014\u2014 \u628a\u6ca1\u8d70\u7d22\u5f15\u7684\u67e5\u8be2\u4e5f\u8bb0\u4e0b\u6765\uff0c\u5373\u4f7f\u5b83\u6267\u884c\u5f88\u5feb\uff1b\u8fd9\u4e00\u9879\u80fd\u63d0\u524d\u66b4\u9732&#8221;\u6570\u636e\u91cf\u5c0f\u6240\u4ee5\u6682\u65f6\u4e0d\u6162&#8221;\u7684\u9690\u60a3 SQL<\/li>\n<li>\u9a8c\u8bc1\uff1a<code>SHOW VARIABLES LIKE 'long_query_time';<\/code> \u786e\u8ba4\u65b0\u503c\u751f\u6548\uff0c<code>SELECT SLEEP(2);<\/code> \u6545\u610f\u6267\u884c\u4e00\u6761 2 \u79d2\u7684\u8bed\u53e5\uff0c\u7136\u540e\u67e5\u770b\u65e5\u5fd7\u6587\u4ef6\u786e\u8ba4\u88ab\u8bb0\u5f55<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/10\/mysql-slow-log-enable.webp\" alt=\"\u6162\u67e5\u8be2\u65e5\u5fd7\u5f00\u542f\u6d41\u7a0b\u793a\u610f\u56fe\uff1a\u6253\u5f00\u5f00\u5173\u3001\u8bbe\u7f6e\u9608\u503c\u3001\u5199\u5165\u9a8c\u8bc1\u4e09\u6b65\" title=\"\u6162\u67e5\u8be2\u65e5\u5fd7\u5f00\u542f\u6d41\u7a0b\u56fe\"><\/p>\n<p>\u9608\u503c\u600e\u4e48\u9009\u662f\u4e2a\u503c\u5f97\u5c55\u5f00\u7684\u95ee\u9898\uff1a<code>long_query_time<\/code> \u8bbe\u5f97\u592a\u5bbd\uff08\u5982\u9ed8\u8ba4 10 \u79d2\uff09\uff0c\u65e5\u5fd7\u91cc\u53ea\u4f1a\u51fa\u73b0\u6781\u7aef\u6545\u969c\u8bed\u53e5\uff0c\u5e73\u65f6\u62d6\u6162\u9875\u9762\u7684 0.8 \u79d2\u67e5\u8be2\u5168\u90e8\u6f0f\u6389\uff1b\u8bbe\u5f97\u592a\u4e25\uff08\u5982 0.1 \u79d2\uff09\uff0c\u9ad8\u5cf0\u671f\u65e5\u5fd7\u91cf\u4f1a\u81a8\u80c0\uff0c\u5206\u6790\u6210\u672c\u4e0a\u5347\u3002\u5b9e\u64cd\u5efa\u8bae\u662f\u4ece 1 \u79d2\u5f00\u59cb\u89c2\u5bdf\u4e00\u5468\uff0c\u5982\u679c\u65e5\u5fd7\u6761\u76ee\u5f88\u591a\u5c31\u964d\u5230 0.5 \u79d2\u7ee7\u7eed\u6536\u7a84\u3002\u6ce8\u610f <code>SET GLOBAL<\/code> \u5728\u6570\u636e\u5e93\u91cd\u542f\u540e\u4f1a\u5931\u6548\uff0c\u865a\u62df\u4e3b\u673a\u7528\u6237\u65e0\u6cd5\u6539\u914d\u7f6e\u6587\u4ef6\u65f6\uff0c\u53ef\u4ee5\u6bcf\u6708\u91cd\u65b0\u6267\u884c\u4e00\u6b21\u8fd9\u51e0\u6761\u8bed\u53e5\uff0c\u6216\u4f7f\u7528\u652f\u6301\u4e8b\u4ef6\u8c03\u5ea6\u7684\u73af\u5883\u56fa\u5316\u8bbe\u7f6e\u3002<\/p>\n<h2>\u7b2c\u4e8c\u6b65\uff1a\u91c7\u6837\u9a8c\u8bc1\u4e0e mysqldumpslow \u6c47\u603b\u89e3\u8bfb<\/h2>\n<p>\u65e5\u5fd7\u5f00\u8d77\u6765\u4e4b\u540e\uff0c\u9700\u8981\u771f\u5b9e\u6d41\u91cf\u8dd1\u4e00\u6bb5\u65f6\u95f4\u624d\u6709\u5206\u6790\u4ef7\u503c\uff0c\u8fd9\u4e2a\u91c7\u6837\u7a97\u53e3\u5efa\u8bae\u4e0d\u5c11\u4e8e 24 \u5c0f\u65f6\u2014\u2014\u8986\u76d6\u4e00\u6574\u4e2a\u4e1a\u52a1\u65e5\uff0c\u624d\u80fd\u770b\u5230\u9ad8\u5cf0\u65f6\u6bb5\u7684\u5b8c\u6574\u753b\u50cf\u3002\u91c7\u6837\u7ed3\u675f\u540e\u6709\u4e24\u6761\u5206\u6790\u8def\u5f84\uff1a<\/p>\n<ul>\n<li><strong>\u6709 SSH \u6743\u9650<\/strong>\uff1a\u76f4\u63a5\u7528 MySQL \u81ea\u5e26\u7684\u6c47\u603b\u5de5\u5177 <code>mysqldumpslow -s t -t 10 \/\u65e5\u5fd7\u8def\u5f84\/\u4e3b\u673a\u540d-slow.log<\/code>\uff0c\u53c2\u6570 <code>-s t<\/code> \u8868\u793a\u6309\u603b\u8017\u65f6\u6392\u5e8f\u3001<code>-t 10<\/code> \u8868\u793a\u53ea\u770b\u6700\u5dee\u7684\u524d 10 \u6761\uff0c\u8f93\u51fa\u4f1a\u628a\u540c\u7c7b\u67e5\u8be2\u5f52\u5e76\u8ba1\u6570\uff0c\u6bd4\u8089\u773c\u7ffb\u65e5\u5fd7\u9ad8\u6548\u5f97\u591a<\/li>\n<li><strong>\u53ea\u6709 phpMyAdmin<\/strong>\uff1aMySQL 5.5 \u4ee5\u4e0a\u53ef\u4ee5\u628a\u6162\u67e5\u8be2\u5199\u5165\u7cfb\u7edf\u8868\uff1a\u5148 <code>SET GLOBAL log_output = 'TABLE';<\/code> \u518d\u5f00\u542f\u65e5\u5fd7\uff0c\u4e4b\u540e\u5728 <code>mysql.slow_log<\/code> \u8868\u91cc\u76f4\u63a5 SELECT \u67e5\u8be2\u5206\u6790\uff1b\u5206\u6790\u5b8c\u8bb0\u5f97\u628a log_output \u6539\u56de FILE\uff0c\u907f\u514d\u7cfb\u7edf\u8868\u65e0\u9650\u589e\u957f<\/li>\n<\/ul>\n<p>\u89e3\u8bfb\u65e5\u5fd7\u65f6\u6309\u4e09\u4e2a\u5b57\u6bb5\u5224\u65ad\u4e25\u91cd\u7a0b\u5ea6\uff1a<code>Query_time<\/code>\uff08\u6267\u884c\u65f6\u957f\uff09\u53cd\u6620\u7528\u6237\u7b49\u5f85\u65f6\u95f4\uff1b<code>Rows_examined<\/code> \u4e0e <code>Rows_sent<\/code> \u7684\u6bd4\u503c\u662f\u5173\u952e\u6307\u6807\u2014\u2014\u626b\u63cf 10 \u4e07\u884c\u53ea\u8fd4\u56de 10 \u884c\uff0c\u51e0\u4e4e\u53ef\u4ee5\u65ad\u5b9a\u7f3a\u7d22\u5f15\uff1b\u51fa\u73b0\u9891\u7387\u540c\u6837\u91cd\u8981\uff0c\u4e00\u6761 0.6 \u79d2\u4f46\u6bcf\u5206\u949f\u6267\u884c 200 \u6b21\u7684\u67e5\u8be2\uff0c\u603b\u4ee3\u4ef7\u8fdc\u8d85\u4e00\u6761 3 \u79d2\u4f46\u6bcf\u5929\u4e00\u6b21\u7684\u62a5\u8868\u67e5\u8be2\u3002<code>mysqldumpslow<\/code> \u7684\u6c47\u603b\u8f93\u51fa\u5df2\u7ecf\u628a\u76f8\u540c\u7ed3\u6784\u7684\u67e5\u8be2\u6309\u51fa\u73b0\u6b21\u6570\u5408\u5e76\uff0c\u4f18\u5148\u5904\u7406&#8221;\u6b21\u6570 \u00d7 \u65f6\u957f&#8221;\u4e58\u79ef\u6700\u5927\u7684\u90a3\u51e0\u6761\uff0c\u4f18\u5316\u6536\u76ca\u6700\u5927\u3002<\/p>\n<h2>\u7b2c\u4e09\u6b65\uff1a\u4ece\u65e5\u5fd7\u5230\u4f18\u5316\u7684\u843d\u5730\u8def\u5f84<\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/10\/mysql-slow-query-analysis.webp\" alt=\"\u6162\u67e5\u8be2\u5206\u6790\u793a\u610f\u56fe\uff1a\u65e5\u5fd7\u6c47\u603b\u5b9a\u4f4d\u5230\u7f3a\u7d22\u5f15\u7684 SQL \u5e76\u4f18\u5316\" title=\"\u6162\u67e5\u8be2\u5206\u6790\u4e0e\u4f18\u5316\u793a\u610f\u56fe\"><\/p>\n<p>\u5b9a\u4f4d\u5230\u95ee\u9898 SQL \u540e\uff0c\u4f18\u5316\u52a8\u4f5c\u6309\u6295\u5165\u4ece\u4f4e\u5230\u9ad8\u6392\u5e8f\u3002\u7b2c\u4e00\u4f18\u5148\u7ea7\u662f\u52a0\u7d22\u5f15\uff1a\u628a <code>Rows_examined\/Rows_sent<\/code> \u6bd4\u503c\u9ad8\u7684\u67e5\u8be2\u62ff\u51fa\u6765\uff0c\u7528 <code>EXPLAIN SELECT ...;<\/code> \u67e5\u770b\u6267\u884c\u8ba1\u5212\uff0c\u5982\u679c type \u5217\u663e\u793a ALL\uff08\u5168\u8868\u626b\u63cf\uff09\uff0c\u5728 WHERE \u548c ORDER BY \u6d89\u53ca\u7684\u5217\u4e0a\u5efa\u7d22\u5f15\uff0c\u901a\u5e38\u80fd\u628a\u626b\u63cf\u884c\u6570\u964d\u4f4e\u51e0\u4e2a\u6570\u91cf\u7ea7\u3002\u7b2c\u4e8c\u4f18\u5148\u7ea7\u662f\u6539\u5199\u67e5\u8be2\u672c\u8eab\uff1a\u907f\u514d\u5728\u7d22\u5f15\u5217\u4e0a\u5957\u51fd\u6570\u3001\u628a <code>SELECT *<\/code> \u6539\u6210\u53ea\u53d6\u9700\u8981\u7684\u5217\u3001\u5927\u5206\u9875\u6539\u6210\u57fa\u4e8e ID \u7684\u6e38\u6807\u5206\u9875\uff0c\u8fd9\u51e0\u7c7b\u6539\u5199\u4e0d\u4f9d\u8d56 DBA\uff08\u6570\u636e\u5e93\u7ba1\u7406\u5458\uff09\u6743\u9650\uff0c\u5f00\u53d1\u4fa7\u5c31\u80fd\u5b8c\u6210\u3002<\/p>\n<p>\u6539\u5b8c\u4e4b\u540e\u5fc5\u987b\u505a\u56de\u5f52\u9a8c\u8bc1\uff1a\u91cd\u65b0\u6267\u884c\u8fd9\u6761 SQL \u5e76\u5bf9\u6bd4 <code>Query_time<\/code>\uff0c\u518d\u89c2\u5bdf\u7b2c\u4e8c\u5929\u6162\u67e5\u8be2\u65e5\u5fd7\u4e2d\u5b83\u7684\u51fa\u73b0\u6b21\u6570\u662f\u5426\u6e05\u96f6\u3002\u4f18\u5316\u662f\u4e00\u4e2a\u95ed\u73af\u2014\u2014\u65e5\u5fd7\u53d1\u73b0\u3001EXPLAIN \u5b9a\u4f4d\u3001\u4fee\u6539\u3001\u56de\u5f52\u9a8c\u8bc1\uff0c\u56db\u6b65\u7f3a\u4e00\u4e0d\u53ef\uff0c\u53ea\u505a\u524d\u4e09\u6b65\u7b49\u4e8e\u6ca1\u6709\u95ed\u73af\u3002\u5982\u679c\u65e5\u5fd7\u663e\u793a\u6570\u636e\u5e93\u6574\u4f53\u8d1f\u8f7d\u5df2\u7ecf\u9ad8\u5230\u865a\u62df\u4e3b\u673a\u7684\u5171\u4eab\u8d44\u6e90\u65e0\u6cd5\u627f\u8f7d\uff08\u4f8b\u5982\u9ad8\u5cf0\u671f\u5927\u91cf\u65e0\u5173\u67e5\u8be2\u96c6\u4f53\u53d8\u6162\uff09\uff0c\u90a3\u5c31\u662f\u8fc1\u79fb\u7684\u4fe1\u53f7\uff0c\u53ef\u4ee5\u8003\u8651\u5347\u7ea7\u5230 <a href=\"https:\/\/cn.hostease.com\/vps\/\" title=\"Hostease VPS \u4e3b\u673a\">VPS \u4e3b\u673a<\/a>\u83b7\u5f97\u72ec\u7acb\u7684\u6570\u636e\u5e93\u8d44\u6e90\u914d\u989d\u3002<\/p>\n<h2>\u603b\u7ed3\u4e0e\u884c\u52a8\u5efa\u8bae<\/h2>\n<p>\u56de\u987e\u5b8c\u6574\u6d41\u7a0b\uff1a<code>SET GLOBAL slow_query_log = ON<\/code> \u6253\u5f00\u8bb0\u5f55\u4eea\uff0c<code>long_query_time<\/code> \u4ece 1 \u79d2\u8d77\u6b65\u6821\u51c6\u9608\u503c\uff0c\u771f\u5b9e\u6d41\u91cf\u91c7\u6837\u4e0d\u5c11\u4e8e 24 \u5c0f\u65f6\uff0c\u7528 <code>mysqldumpslow<\/code> \u6216 slow_log \u8868\u6c47\u603b\u51fa&#8221;\u6b21\u6570 \u00d7 \u65f6\u957f&#8221;\u6700\u9ad8\u7684 SQL\uff0c\u6309&#8221;\u52a0\u7d22\u5f15 \u2192 \u6539\u5199\u8bed\u53e5 \u2192 \u8d44\u6e90\u5347\u7ea7&#8221;\u7684\u987a\u5e8f\u843d\u5730\uff0c\u6700\u540e\u56de\u5f52\u9a8c\u8bc1\u95ed\u73af\u3002\u6574\u5957\u52a8\u4f5c\u7684\u6210\u672c\u4e0d\u5230\u4e00\u5c0f\u65f6\uff0c\u5374\u80fd\u628a\u4f60\u4ece&#8221;\u51ed\u611f\u89c9\u4f18\u5316&#8221;\u5207\u6362\u5230&#8221;\u51ed\u8bc1\u636e\u4f18\u5316&#8221;\u3002<\/p>\n<p>\u5efa\u8bae\u628a\u8fd9\u5957\u6d41\u7a0b\u7eb3\u5165\u6bcf\u6708\u4f8b\u884c\u7ef4\u62a4\uff1a\u6708\u521d\u5f00\u542f\u65e5\u5fd7\u91c7\u6837\u4e00\u5468\uff0c\u6708\u4e2d\u96c6\u4e2d\u5206\u6790\u5e76\u4f18\u5316\uff0c\u914d\u5957\u7684\u5907\u4efd\u548c\u9762\u677f\u64cd\u4f5c\u53ef\u4ee5\u53c2\u8003\u672c\u7ad9 <a href=\"https:\/\/cn.hostease.com\/blog\/server\/\" title=\"\u670d\u52a1\u5668\u6280\u672f\u6559\u7a0b\">\u670d\u52a1\u5668\u5206\u7c7b<\/a>\u7684\u7cfb\u5217\u6559\u7a0b\uff0cWordPress \u7ad9\u70b9\u7684\u6570\u636e\u5e93\u65e5\u5e38\u7ef4\u62a4\u8fd8\u53ef\u4ee5\u5ef6\u4f38\u9605\u8bfb <a href=\"https:\/\/cn.hostease.com\/blog\/wordpress\/\" title=\"WordPress \u6559\u7a0b\u4e0e\u4f18\u5316\">WordPress \u5206\u7c7b<\/a>\u4e2d\u7684\u5b9e\u8df5\u6587\u7ae0\uff1b\u865a\u62df\u4e3b\u673a\u73af\u5883\u7684\u9009\u62e9\u4e0e\u8d44\u6e90\u8bc4\u4f30\uff0c\u53ef\u53c2\u8003 <a href=\"https:\/\/cn.hostease.com\/web-hosting\/\" title=\"Hostease \u865a\u62df\u4e3b\u673a\">\u865a\u62df\u4e3b\u673a<\/a>\u4ea7\u54c1\u9875\u7684\u914d\u7f6e\u8bf4\u660e\u3002\u5982\u679c\u4f60\u9700\u8981\u73b0\u6210\u7684\u5206\u6790\u5de5\u5177\uff0c\u9664\u4e86 mysqldumpslow \u4e4b\u5916\uff0cpt-query-digest\uff08Percona Toolkit \u5957\u4ef6\u7684\u4e00\u90e8\u5206\uff09\u63d0\u4f9b\u66f4\u7ec6\u7684\u7edf\u8ba1\u7ef4\u5ea6\uff0c\u9002\u5408\u67e5\u8be2\u91cf\u5927\u3001\u9700\u8981\u957f\u671f\u8ddf\u8e2a\u7684\u573a\u666f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>MySQL \u6162\u67e5\u8be2\u65e5\u5fd7\u600e\u4e48\u5f00\u3001\u600e\u4e48\u770b\uff1f\u672c\u6587\u8bb2\u89e3 long_query_time \u9608\u503c\u8bbe\u7f6e\u3001log_queries_not_using_indexes \u9009\u9879\u3001mysqldumpslow \u6c47\u603b\u5206\u6790\uff0c\u4ee5\u53ca\u91c7\u6837\u9a8c\u8bc1\u7684\u5b8c\u6574\u6d41\u7a0b\uff0c\u5e2e\u52a9\u4f60\u5b9a\u4f4d\u62d6\u6162\u7f51\u7ad9\u7684\u771f\u5b9e SQL\u3002<\/p>\n","protected":false},"author":2,"featured_media":34115,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4099],"tags":[5330,545,5089,5090,4793],"class_list":["post-34118","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutorials","tag-longquerytime","tag-mysql","tag-mysqldumpslow","tag-5090","tag-4793"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/10\/mysql-slow-query-cover.webp","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/34118","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/comments?post=34118"}],"version-history":[{"count":1,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/34118\/revisions"}],"predecessor-version":[{"id":34133,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/34118\/revisions\/34133"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media\/34115"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media?parent=34118"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/categories?post=34118"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/tags?post=34118"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}