{"id":703,"date":"2026-02-15T16:19:25","date_gmt":"2026-02-15T08:19:25","guid":{"rendered":"http:\/\/47.100.165.17\/wordpress\/?p=703"},"modified":"2026-02-15T16:19:27","modified_gmt":"2026-02-15T08:19:27","slug":"%e3%80%90mysql%e3%80%91%e5%9f%ba%e4%ba%8e%e4%bd%8d%e7%82%b9%e5%a4%8d%e5%88%b6%e7%9a%84%e4%b8%80%e4%b8%bb%e4%b8%a4%e4%bb%8e%e6%9e%b6%e6%9e%84%e9%83%a8%e7%bd%b2","status":"publish","type":"post","link":"https:\/\/yunyanglib.cn\/?p=703","title":{"rendered":"\u3010MySQL\u3011\u57fa\u4e8e\u4f4d\u70b9\u590d\u5236\u7684\u4e00\u4e3b\u4e24\u4ece\u67b6\u6784\u90e8\u7f72"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\" id=\"uec02c085\">\u5728 MySQL \u9ad8\u53ef\u7528\u67b6\u6784\u4e2d\uff0c\u57fa\u4e8e\u4f4d\u70b9\u7684\u4e3b\u4ece\u590d\u5236\u662f\u7ecf\u5178\u65b9\u6848 \u2014\u2014 \u901a\u8fc7 \u201cBinlog \u6587\u4ef6\u540d + \u4f4d\u7f6e\u201d \u7cbe\u51c6\u5b9a\u4f4d\u6570\u636e\u540c\u6b65\u8d77\u70b9\uff0c\u5b9e\u73b0\u4e00\u4e3b\u591a\u4ece\u7684\u6570\u636e\u5197\u4f59\u4e0e\u8bfb\u5199\u5206\u79bb\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u62c6\u89e3 CentOS \u73af\u5883\u4e0b\u4e00\u4e3b\u4e24\u4ece\u67b6\u6784\u7684\u90e8\u7f72\u6d41\u7a0b\uff0c\u6db5\u76d6\u73af\u5883\u51c6\u5907\u3001\u6570\u636e\u5907\u4efd\u3001\u590d\u5236\u914d\u7f6e\u5168\u73af\u8282\uff0c\u9644\u907f\u5751\u6307\u5357\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"IHykY\">\u4e00\u3001\u67b6\u6784\u89c4\u5212\u4e0e\u73af\u5883\u51c6\u5907<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u670d\u52a1\u5668\u89c4\u5212<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"u36e29bbd\">\u91c7\u7528 3 \u53f0 CentOS \u865a\u62df\u673a\u642d\u5efa\u96c6\u7fa4\uff0cIP \u4e0e\u89d2\u8272\u5206\u914d\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\u89d2\u8272<\/strong><\/td><td><strong>IP \u5730\u5740<\/strong><\/td><td><strong>\u4e3b\u673a\u540d<\/strong><\/td><\/tr><tr><td>\u4e3b\u5e93\uff08Master\uff09<\/td><td>192.168.184.151<\/td><td>maria-01<\/td><\/tr><tr><td>\u4ece\u5e93 1\uff08Slave1\uff09<\/td><td>192.168.184.152<\/td><td>maria-02<\/td><\/tr><tr><td>\u4ece\u5e93 2\uff08Slave2\uff09<\/td><td>192.168.184.153<\/td><td>maria-03<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u865a\u62df\u673a\u514b\u9686\u4e0e\u7f51\u7edc\u914d\u7f6e<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"LWnjd\">\uff081\uff09\u514b\u9686\u4ece\u5e93\u865a\u62df\u673a<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5173\u95ed\u4e3b\u5e93\u865a\u62df\u673a\uff0c\u53f3\u952e\u9009\u62e9\u300c\u7ba1\u7406\u300d\u2192\u300c\u514b\u9686\u300d\uff0c\u521b\u5efa\u5b8c\u6574\u514b\u9686\uff08\u786e\u4fdd\u6570\u636e\u72ec\u7acb\uff09\uff1b <\/li>\n\n\n\n<li>\u5206\u522b\u542f\u52a8\u4e24\u53f0\u4ece\u5e93\u865a\u62df\u673a\uff0c\u4fee\u6539\u7f51\u7edc\u914d\u7f6e\u6587\u4ef6\uff1a<\/li>\n<\/ol>\n\n\n\n<pre id=\"aNAhv\" class=\"wp-block-code\"><code>vim \/etc\/sysconf\/network-scripts\/ifcfg-ens33<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"u766d8ee7\">   3. \u6309\u89c4\u5212\u4fee\u6539<code>IPADDR<\/code>\uff08\u5982\u4ece\u5e93 2 \u8bbe\u4e3a 192.168.184.153\uff09\uff0c\u4fdd\u5b58\u540e\u91cd\u542f\u7f51\u5361\uff1a<\/p>\n\n\n\n<pre id=\"nWWtD\" class=\"wp-block-code\"><code>systemctl restart network<\/code><\/pre>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u6b64\u65f6\uff0c\u5982\u679c\u51fa\u73b0<code>network.service<\/code> \u542f\u52a8\u5931\u8d25\uff0c\u62a5\u9519 <code>RTNETLINK answers: File exists<\/code>\uff0c\u8fd9\u901a\u5e38\u662f\u7531\u4e8e\u7f51\u7edc\u914d\u7f6e\u51b2\u7a81\u6216\u8005\u6b8b\u7559\u7684\u7f51\u7edc\u76f8\u5173\u8fdb\u7a0b\u3001\u6587\u4ef6\u7b49\u95ee\u9898\u5bfc\u81f4\u7684\u3002\u89e3\u51b3\u65b9\u6cd5\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>systemctl stop NetworkManager  # \u4e34\u65f6\u5173\u95edNetworkManager\nsystemctl start network        # \u542f\u52a8network\u670d\u52a1\nsystemctl start NetworkManager # \u91cd\u542fNetworkManager<\/code><\/pre>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">   4. \u9a8c\u8bc1 IP \u914d\u7f6e\uff1a<code>ip a<\/code> \u786e\u8ba4 IP \u5730\u5740\u751f\u6548\u3002<\/p>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><\/li>\n<\/ol>\n\n\n\n<pre id=\"THW2m\" class=\"wp-block-code\"><code>ip a  # \u5e94\u663e\u793a192.168.184.153<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\">\uff082\uff09\u4fee\u6539\u4e3b\u673a\u540d<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">         \u4ee5\u4ece\u5e93 2 \u4e3a\u4f8b\uff0c\u8bbe\u7f6e\u4e3b\u673a\u540d\u5e76\u751f\u6548\uff1a<\/p>\n\n\n\n<pre id=\"RP5dC\" class=\"wp-block-code\"><code>hostnamectl set-hostname maria-03\n\nsu -  # \u5237\u65b0\u73af\u5883<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"u87af13d2\">\u91cd\u542f\u7ec8\u7aef\u540e\uff0c3 \u53f0\u670d\u52a1\u5668\u5e94\u80fd\u76f8\u4e92 ping \u901a\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"QShOY\">3. \u7edf\u4e00 MySQL \u914d\u7f6e\uff08\u5173\u952e\uff09<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"u5b498c5e\">\u4e09\u53f0\u673a\u5668\u5747\u9700\u5173\u95ed GTID \u6a21\u5f0f\u3001\u5f00\u542f\u4ece\u5e93\u65e5\u5fd7\u540c\u6b65\uff08<code>log-slave-updates<\/code>\uff09\uff0c\u786e\u4fdd\u590d\u5236\u94fe\u5b8c\u6574\uff0c3 \u53f0\u670d\u52a1\u5668\u5747\u9700\u4fee\u6539<code>my.cnf<\/code>\uff1a<\/p>\n\n\n\n<pre id=\"mmy20\" class=\"wp-block-code\"><code>vim \/data\/mysql\/conf\/my.cnf<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"u2f658f8c\">\u6dfb\u52a0 \/ \u4fee\u6539\u4ee5\u4e0b\u914d\u7f6e\uff1a<\/p>\n\n\n\n<pre id=\"VxVTQ\" class=\"wp-block-code\"><code># \u5173\u95edGTID\uff08\u4f4d\u70b9\u590d\u5236\u9700\u7981\u7528\uff09\n\ngtid_mode=off\n\n# \u6ce8\u91caGTID\u4e00\u81f4\u6027\u6821\u9a8c\uff08\u907f\u514d\u51b2\u7a81\uff09\n\n# enforce_gtid_consistency=on\n\n# \u5f00\u542f\u4ece\u5e93\u65e5\u5fd7\u66f4\u65b0\uff08\u7ea7\u8054\u67b6\u6784\u5fc5\u9700\uff09\n\nlog-slave-updates=1<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"ub09b5a4e\">\u91cd\u542f MySQL \u4f7f\u914d\u7f6e\u751f\u6548\uff1a<\/p>\n\n\n\n<pre id=\"Wy1yC\" class=\"wp-block-code\"><code>\/etc\/init.d\/mysql.server restart<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"cKCqD\">\u4e8c\u3001\u4e00\u4e3b\u4e24\u4ece\u67b6\u6784\u642d\u5efa\u6838\u5fc3\u6b65\u9aa4<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"iBuRS\">1. \u4e3b\u5e93\u914d\u7f6e\uff1a\u521b\u5efa\u590d\u5236\u7528\u6237\u4e0e\u5168\u91cf\u5907\u4efd<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">\uff081\uff09\u521b\u5efa\u590d\u5236\u4e13\u7528\u7528\u6237<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u767b\u5f55\u4e3b\u5e93\uff08192.168.184.151\uff09\uff0c\u6267\u884c SQL \u521b\u5efa\u6388\u6743\u7528\u6237\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><\/li>\n<\/ol>\n\n\n\n<pre id=\"RmAV6\" class=\"wp-block-code\"><code>CREATE USER 'repl'@'%' identified WITH mysql_native_password BY 'Uid_dQc63';\n\nGRANT REPLICATION SLAVE ON *.* TO 'repl'@'%';  # \u6388\u4e88\u590d\u5236\u6743\u9650<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\">\uff082\uff09\u5168\u91cf\u5907\u4efd\u4e3b\u5e93\u6570\u636e<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f7f\u7528 Percona Xtrabackup \u5de5\u5177\u5907\u4efd\uff08\u9700\u63d0\u524d\u5b89\u88c5<code>percona-xtrabackup<\/code>\uff09\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><\/li>\n<\/ol>\n\n\n\n<pre id=\"KXNiS\" class=\"wp-block-code\"><code># \u521b\u5efa\u5907\u4efd\u76ee\u5f55\nmkdir -p \/data\/backup\ncd \/data\/backup\n# \u6d41\u5f0f\u5907\u4efd\uff08\u9002\u5408\u8de8\u670d\u52a1\u5668\u4f20\u8f93\uff09\nxtrabackup --defaults-file=\/data\/mysql\/conf\/my.cnf -uroot -p --backup --stream=xbstream --target-dir=.\/ &gt; \/data\/backup\/xtrabackup.xbstream<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"LxDA5\">2. \u4ece\u5e93\u914d\u7f6e\uff1a\u6062\u590d\u5907\u4efd\u4e0e\u590d\u5236\u521d\u59cb\u5316<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">\uff081\uff09\u4f20\u8f93\u5907\u4efd\u6587\u4ef6\u5230\u4ece\u5e93<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4e24\u53f0\u4ece\u5e93\u5747\u521b\u5efa\u6062\u590d\u76ee\u5f55\uff1a<\/li>\n<\/ol>\n\n\n\n<pre id=\"NH7bZ\" class=\"wp-block-code\"><code>mkdir \/data\/backup\/recover<\/code><\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u5c06\u4e3b\u5e93\u5907\u4efd\u6587\u4ef6\u4f20\u8f93\u5230\u4ece\u5e93\uff08\u4ee5\u4ece\u5e93 1 \u4e3a\u4f8b\uff09\uff1a<\/li>\n<\/ol>\n\n\n\n<pre id=\"NebLh\" class=\"wp-block-code\"><code>scp \/data\/backup\/xtrabackup.xbstream 192.168.184.152:\/data\/backup\/recover<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\">\uff082\uff09\u6062\u590d\u5907\u4efd\u6570\u636e<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u9a8c\u8bc1\u78c1\u76d8\u7a7a\u95f4\uff08\u907f\u514d\u6062\u590d\u5931\u8d25\uff09\uff1a<\/li>\n<\/ol>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><\/li>\n<\/ol>\n\n\n\n<pre id=\"xmhdr\" class=\"wp-block-code\"><code>df -TH  # \u786e\u4fdd\/data\u5206\u533a\u5269\u4f59\u7a7a\u95f4\u5927\u4e8e\u5907\u4efd\u6587\u4ef6\u5927\u5c0f<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">   2. \u505c\u6b62\u4ece\u5e93 MySQL\uff0c\u6e05\u7a7a\u539f\u6709\u6570\u636e\uff08\u26a0\ufe0f\u751f\u4ea7\u73af\u5883\u9700\u786e\u8ba4\u6570\u636e\u65e0\u7528\uff09\uff1a<\/p>\n\n\n\n<ol start=\"4\" class=\"wp-block-list\">\n<li><\/li>\n<\/ol>\n\n\n\n<pre id=\"uyoRw\" class=\"wp-block-code\"><code>\/etc\/init.d\/mysql.server stop\n\nrm \/data\/mysql\/data\/* -rf\n\nrm \/data\/mysql\/binlog\/* -rf<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">    3. \u89e3\u538b\u5e76\u6062\u590d\u5907\u4efd\uff1a<\/p>\n\n\n\n<pre id=\"mVUIv\" class=\"wp-block-code\"><code>cd \/data\/backup\/recover\n\nxbstream -x &lt; xtrabackup.xbstream  # \u89e3\u538b\u5907\u4efd\n\nxtrabackup --prepare --target-dir=.\/  # \u9884\u5904\u7406\u5907\u4efd\uff08\u786e\u4fdd\u6570\u636e\u4e00\u81f4\u6027\uff09<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"647\" src=\"http:\/\/47.100.165.17\/wordpress\/wp-content\/uploads\/2026\/02\/image-156-1024x647.png\" alt=\"\" class=\"wp-image-707\" srcset=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/02\/image-156-1024x647.png 1024w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/02\/image-156-300x190.png 300w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/02\/image-156-768x485.png 768w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/02\/image-156.png 1078w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<ol start=\"5\" class=\"wp-block-list\">\n<li><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">    4. \u6062\u590d\u6570\u636e\u5230 MySQL \u6570\u636e\u76ee\u5f55\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>xtrabackup --defaults-file=\/data\/mysql\/conf\/my.cnf --copy-back --target-dir=.\/  # \u6062\u590d\u5230\u6570\u636e\u76ee\u5f55<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">    5. \u4fee\u590d\u6743\u9650\u5e76\u542f\u52a8\u4ece\u5e93\uff1a<\/p>\n\n\n\n<ol start=\"6\" class=\"wp-block-list\">\n<li><\/li>\n<\/ol>\n\n\n\n<pre id=\"ZhWim\" class=\"wp-block-code\"><code>chown -R mysql.mysql \/data\/mysql  # \u6388\u4e88MySQL\u7528\u6237\u6743\u9650\n\n\/etc\/init.d\/mysql.server start\n\nps -ef | grep mysql  # \u9a8c\u8bc1MySQL\u5df2\u542f\u52a8<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"118\" src=\"http:\/\/47.100.165.17\/wordpress\/wp-content\/uploads\/2026\/02\/image-157-1024x118.png\" alt=\"\" class=\"wp-image-708\" srcset=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/02\/image-157-1024x118.png 1024w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/02\/image-157-300x35.png 300w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/02\/image-157-768x88.png 768w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/02\/image-157-1536x177.png 1536w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/02\/image-157.png 1894w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"wWQe7\">3. \u914d\u7f6e\u4e3b\u4ece\u590d\u5236\uff08\u6838\u5fc3\uff1a\u4f4d\u70b9\u5b9a\u4f4d\uff09<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">\uff081\uff09\u83b7\u53d6\u4e3b\u5e93\u5907\u4efd\u4f4d\u70b9<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ece\u5e93\u6062\u590d\u76ee\u5f55\u4e2d\uff0c\u67e5\u770b\u5907\u4efd\u65f6\u8bb0\u5f55\u7684 Binlog \u4f4d\u70b9\uff1a<\/p>\n\n\n\n<pre id=\"xve73\" class=\"wp-block-code\"><code>cat \/data\/backup\/recover\/xtrabackup_binlog_info<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"ud3818397\">\u8f93\u51fa\u793a\u4f8b\uff1a<code>mysql-bin.000013 196<\/code>\uff08\u8bb0\u5f55\u6587\u4ef6\u540d\u548c\u4f4d\u7f6e\uff0c\u540e\u7eed\u5173\u952e\u914d\u7f6e\uff09\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"85\" src=\"http:\/\/47.100.165.17\/wordpress\/wp-content\/uploads\/2026\/02\/image-158-1024x85.png\" alt=\"\" class=\"wp-image-709\" srcset=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/02\/image-158-1024x85.png 1024w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/02\/image-158-300x25.png 300w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/02\/image-158-768x63.png 768w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/02\/image-158.png 1029w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">\uff082\uff09\u4ece\u5e93\u914d\u7f6e\u590d\u5236\u5173\u7cfb<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u767b\u5f55\u4ece\u5e93 MySQL\uff0c\u6267\u884c\u4ee5\u4e0b SQL\uff08\u66ff\u6362\u4f4d\u70b9\u4fe1\u606f\uff09\uff1a<\/p>\n\n\n\n<pre id=\"WunDN\" class=\"wp-block-code\"><code>stop slave;   # \u505c\u6b62\u73b0\u6709\u590d\u5236\uff08\u9996\u6b21\u90e8\u7f72\u53ef\u5ffd\u7565\uff09\n\nCHANGE MASTER TO\n\nMASTER_HOST='192.168.184.151',  # \u4e3b\u5e93IP\n\nMASTER_USER='repl',  # \u590d\u5236\u7528\u6237\n\nMASTER_PASSWORD='Uid_dQc63',  # \u590d\u5236\u5bc6\u7801\n\nMASTER_LOG_FILE='mysql-bin.000013',  # \u5907\u4efd\u65f6\u7684Binlog\u6587\u4ef6\u540d\n\nMASTER_LOG_POS=196;  # \u5907\u4efd\u65f6\u7684Binlog\u4f4d\u7f6e\n\nstart slave;  # \u542f\u52a8\u590d\u5236<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"998\" height=\"299\" src=\"http:\/\/47.100.165.17\/wordpress\/wp-content\/uploads\/2026\/02\/image-159.png\" alt=\"\" class=\"wp-image-711\" srcset=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/02\/image-159.png 998w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/02\/image-159-300x90.png 300w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/02\/image-159-768x230.png 768w\" sizes=\"(max-width: 998px) 100vw, 998px\" \/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">\uff083\uff09\u9a8c\u8bc1\u590d\u5236\u72b6\u6001<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u68c0\u67e5\u590d\u5236\u662f\u5426\u6b63\u5e38\uff1a<\/p>\n\n\n\n<pre id=\"iHQv7\" class=\"wp-block-code\"><code>show slave status\\G<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"759\" src=\"http:\/\/47.100.165.17\/wordpress\/wp-content\/uploads\/2026\/02\/image-160-1024x759.png\" alt=\"\" class=\"wp-image-712\" srcset=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/02\/image-160-1024x759.png 1024w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/02\/image-160-300x222.png 300w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/02\/image-160-768x569.png 768w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/02\/image-160.png 1065w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5173\u952e\u6821\u9a8c\u9879\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>Slave_IO_Running: Yes<\/code>\uff08IO \u7ebf\u7a0b\u6b63\u5e38\uff09<\/li>\n\n\n\n<li><code>Slave_SQL_Running: Yes<\/code>\uff08SQL \u7ebf\u7a0b\u6b63\u5e38\uff09<\/li>\n\n\n\n<li>\u65e0<code>Seconds_Behind_Master<\/code>\uff08\u6216\u6570\u503c\u8f83\u5c0f\uff0c\u4ee3\u8868\u540c\u6b65\u5ef6\u8fdf\uff09<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"sGysv\">\u4e09\u3001\u540c\u6b65\u6d4b\u8bd5\u4e0e\u9a8c\u8bc1<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u4e3b\u5e93\u5199\u5165\u6d4b\u8bd5\u6570\u636e<\/h3>\n\n\n\n<pre id=\"pJ0LM\" class=\"wp-block-code\"><code>use maria;  # \u5207\u6362\u5230\u4e1a\u52a1\u6570\u636e\u5e93\n\ncreate table repl_test(id int);  # \u521b\u5efa\u6d4b\u8bd5\u8868\n\ninsert into repl_test select 1;  # \u63d2\u5165\u6570\u636e<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u4ece\u5e93\u9a8c\u8bc1\u540c\u6b65\u7ed3\u679c<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u767b\u5f55\u4efb\u610f\u4ece\u5e93\uff0c\u6267\u884c\u67e5\u8be2\uff1a<\/p>\n\n\n\n<pre id=\"BuJQl\" class=\"wp-block-code\"><code>use maria;\n\nselect * from repl_test;  <\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u82e5\u8fd4\u56de<code>id=1<\/code>\uff0c\u8bf4\u660e\u4e3b\u4ece\u6570\u636e\u540c\u6b65\u6210\u529f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"985\" height=\"211\" src=\"http:\/\/47.100.165.17\/wordpress\/wp-content\/uploads\/2026\/02\/image-161.png\" alt=\"\" class=\"wp-image-714\" srcset=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/02\/image-161.png 985w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/02\/image-161-300x64.png 300w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/02\/image-161-768x165.png 768w\" sizes=\"(max-width: 985px) 100vw, 985px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u56db\u3001\u90e8\u7f72\u6ce8\u610f\u4e8b\u9879<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u4f4d\u70b9\u51c6\u786e\u6027<\/strong>\uff1a\u5907\u4efd\u65f6\u7684 Binlog \u6587\u4ef6\u540d\u548c\u4f4d\u7f6e\u5fc5\u987b\u51c6\u786e\uff0c\u5426\u5219\u4f1a\u5bfc\u81f4\u540c\u6b65\u5931\u8d25\uff1b<\/li>\n\n\n\n<li><strong>\u6743\u9650\u914d\u7f6e<\/strong>\uff1a\u4ece\u5e93\u6062\u590d\u540e\u9700\u4fee\u590d\u76ee\u5f55\u6743\u9650\uff08<code>chown -R mysql:mysql<\/code>\uff09\uff0c\u5426\u5219 MySQL \u65e0\u6cd5\u542f\u52a8\uff1b<\/li>\n\n\n\n<li><strong>\u7f51\u7edc\u8fde\u901a\u6027<\/strong>\uff1a\u786e\u4fdd 3 \u53f0\u670d\u52a1\u5668\u9632\u706b\u5899\u5f00\u653e MySQL \u7aef\u53e3\uff08\u9ed8\u8ba4 3306\uff09\uff0c\u6216\u76f4\u63a5\u5173\u95ed\u9632\u706b\u5899\uff1b<\/li>\n\n\n\n<li><strong>\u751f\u4ea7\u73af\u5883\u5efa\u8bae<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u5907\u4efd\u6587\u4ef6\u5efa\u8bae\u52a0\u5bc6\u4f20\u8f93\uff0c\u907f\u514d\u5bc6\u7801\u6cc4\u9732\uff1b<\/li>\n\n\n\n<li>\u5b9a\u671f\u76d1\u63a7\u590d\u5236\u72b6\u6001\uff0c\u907f\u514d\u540c\u6b65\u4e2d\u65ad\uff1b<\/li>\n\n\n\n<li>\u4ece\u5e93\u53ef\u5f00\u542f\u53ea\u8bfb\u6a21\u5f0f\uff08<code>read_only=1<\/code>\uff09\uff0c\u9632\u6b62\u8bef\u5199\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">\u603b\u7ed3<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u57fa\u4e8e\u4f4d\u70b9\u7684\u4e00\u4e3b\u4e24\u4ece\u67b6\u6784\u90e8\u7f72\u6838\u5fc3\u5728\u4e8e \u201c\u7cbe\u51c6\u5b9a\u4f4d\u540c\u6b65\u8d77\u70b9\u201d\uff0c\u901a\u8fc7 Xtrabackup \u5168\u91cf\u5907\u4efd + Binlog \u4f4d\u70b9\u540c\u6b65\uff0c\u5b9e\u73b0\u6570\u636e\u4e00\u81f4\u6027\u590d\u5236\u3002\u8be5\u67b6\u6784\u9002\u7528\u4e8e\u4e2d\u5c0f\u89c4\u6a21\u4e1a\u52a1\uff0c\u53ef\u63d0\u5347\u8bfb\u6027\u80fd\uff08\u4ece\u5e93\u5206\u62c5\u67e5\u8be2\u538b\u529b\uff09\u548c\u6570\u636e\u53ef\u7528\u6027\uff08\u4e3b\u5e93\u6545\u969c\u65f6\u4ece\u5e93\u53ef\u5207\u6362\uff09\u3002\u540e\u7eed\u53ef\u7ed3\u5408 Keepalived \u5b9e\u73b0\u4e3b\u4ece\u81ea\u52a8\u5207\u6362\uff0c\u8fdb\u4e00\u6b65\u63d0\u5347\u67b6\u6784\u9ad8\u53ef\u7528\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728 MySQL \u9ad8\u53ef\u7528\u67b6\u6784\u4e2d\uff0c\u57fa\u4e8e\u4f4d\u70b9\u7684\u4e3b\u4ece\u590d\u5236\u662f\u7ecf\u5178\u65b9\u6848 \u2014\u2014 \u901a\u8fc7 \u201cBinlog \u6587\u4ef6\u540d + \u4f4d\u7f6e\u201d \u7cbe<\/p>\n<div class=\"more-link\">\n\t\t\t\t <a href=\"https:\/\/yunyanglib.cn\/?p=703\" class=\"link-btn theme-btn\"><span>Read More <\/span> <i class=\"fa fa-caret-right\"><\/i><\/a>\n\t\t\t<\/div>\n","protected":false},"author":1,"featured_media":716,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[16],"class_list":["post-703","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mysql","tag-mysql"],"_links":{"self":[{"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/posts\/703","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=703"}],"version-history":[{"count":7,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/posts\/703\/revisions"}],"predecessor-version":[{"id":805,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/posts\/703\/revisions\/805"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/media\/716"}],"wp:attachment":[{"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=703"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=703"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=703"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}