{"id":2526,"date":"2020-11-30T09:09:19","date_gmt":"2020-11-30T01:09:19","guid":{"rendered":"http:\/\/blog.ywdevops.cn\/?p=2526"},"modified":"2025-08-19T09:05:41","modified_gmt":"2025-08-19T01:05:41","slug":"mysql-2","status":"publish","type":"post","link":"https:\/\/blog.ywdevops.cn\/index.php\/2020\/11\/30\/mysql-2\/","title":{"rendered":"mysql\u4e3b\u4ece\u590d\u5236"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>mysql \u4e3b\u4ece\u590d<\/strong>\u5236\uff1a\u6240\u6709\u5728\u4e3b\u670d\u52a1\u5668\u4e0a\u7684\u64cd\u4f5c\u90fd\u4f1a\u540c\u6b65\u5230\u4ece\u670d\u52a1\u5668\u4e0a\uff0c\u5b9e\u73b0\u4e3b\u4ece\u540c\u6b65\u7684\u914d\u7f6e\uff0c\u4e3b\u4ece\u590d\u5236\u53ef\u4ee5\u907f\u514d\u4e3b\u670d\u52a1\u5668\u5b95\u673a\u540e\u5bfc\u81f4\u4e1a\u52a1\u6682\u505c(\u4e3b\u670d\u52a1\u5668\u5b95\u673a\u540e\u5207\u6362\u5230\u4ece\u670d\u52a1\u5668\u4e0a\u7ee7\u7eed\u6267\u884c\u4efb\u52a1)\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u73af\u5883\u51c6\u5907\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3b\u670d\u52a1\u5668\uff1a10.88.22.183\uff0c\u5b89\u88c5MySQL(\u53ef\u7f16\u8bd1\u5b89\u88c5\u6216\u8005\u901a\u8fc7yum\u76f4\u63a5\u5b89\u88c5)\uff0c\u6700\u597d\u7248\u672c\u4e00\u6837<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ece\u670d\u52a1\u5668\uff1a10.88.22.182\uff0c\u5b89\u88c5MySQL(\u53ef\u7f16\u8bd1\u5b89\u88c5\u6216\u8005\u901a\u8fc7Yum\u76f4\u63a5\u5b89\u88c5)\uff0c\u6700\u597d\u7248\u672c\u4e00\u6837<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u4f8b\u5b50\u4ee5mariadb5.5\u4e3a\u4f8b\u5b50\u505a\u6f14\u793a<\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><strong>\u914d\u7f6e\u6b65\u9aa4\uff1a<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001 \u9996\u5148\u5f00\u542fbinlog\u65e5\u5fd7\uff0c\u5f00\u542f\u65b9\u6cd5\u8fdb\u5165MySQL\u914d\u7f6e\u6587\u4ef6,vi \/etc\/my.cnf&nbsp;&nbsp; \u5728mysqld\u4e0b\u65b9\u4e2d\u6dfb\u52a0\u5982\u4e0b\u5185\u5bb9<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>1\u3001log-bin=\/var\/lib\/mysql\/mysql-bin\n2\u3001expire_logs_days=10(\u8868\u793abinlog\u65e5\u5fd7\u6570\u636e\u4fdd\u5b58\u5468\u671f\u4e3a10\u5929),mysql8\u4e0d\u652f\u6301\u6b64\u53c2\u6570\n3\u3001server-id=1(\u4e24\u53f0\u670d\u52a1\u5668\u8bbe\u7f6e\u4e0d\u540c\u7684\u8282\u70b9\uff0c\u53e6\u4e00\u53f0\u53ef\u8bbe\u7f6eserver-id=2)<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bbe\u7f6e\u5b8c\u6210\u540e\uff0c\u91cd\u542fmysql\u5373\u53ef<\/p>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\u610f\uff1abinlog\u65e5\u5fd7\u6587\u4ef6\u5fc5\u987b\u5f00\u542f\uff0c\u56e0\u4e3a\u6570\u636e\u540c\u6b65\u7684\u5b9e\u8d28\u5c31\u662f\u5176\u4ed6\u7684MySQL\u670d\u52a1\u5668\u5c06\u6570\u636e\u53d8\u66f4\u7684\u4e8c\u8fdb\u5236\u65e5\u5fd7\u5728\u672c\u673a\u4e0a\u518d\u6267\u884c\u4e00\u904d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">\u914d\u7f6e\u4ece\u5e93\u53ea\u8bfb<\/mark><\/strong>\uff1a\u4ece\u5e93my.cnf\u4e2d\u53ef\u6dfb\u52a0\u914d\u7f6e\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>read_only = 1           #\u53ea\u8bfb\u6a21\u5f0f\uff0c\u666e\u901a\u7528\u6237\u53ea\u80fd\u8bfb\u4e0d\u80fd\u5199\nsuper_read_only = 1     #\u6240\u6709\u7528\u6237\u53ea\u8bfb\uff0croot\u4e5f\u4e0d\u80fd\u5199 <\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u5728\u4e3b\u670d\u52a1\u5668\u4e2d\u6267\u884c10.88.22.183\u4e2d\u521b\u5efa\u4e00\u4e2a\u901a\u8fc7\u4ece\u670d\u52a1\u566810.88.22.182\u53ef\u4ee5\u767b\u5f55\u7684MySQL\u7528\u6237\uff0c\u7528\u6237\u540d\uff1anight \u5bc6\u7801night@5793\uff0c\u6267\u884c\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>grant replication slave on *.* to 'night'@'10.88.22.182' identified by 'night@5793';<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">flush privileges;<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"926\" height=\"201\" src=\"http:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/33-2.png\" alt=\"\" class=\"wp-image-2529\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/33-2.png 926w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/33-2-300x65.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/33-2-768x167.png 768w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/33-2-600x130.png 600w\" sizes=\"auto, (max-width: 926px) 100vw, 926px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u662fmysql8\u7248\u672c\uff0c\u9700\u8981\u5148\u521b\u5efa\u7528\u6237\u7136\u540e\u7ed9\u6743\u9650\uff0c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#\u521b\u5efa\u7684\u7528\u6237\u4e5f\u8981\u4f7f\u7528mysql_native_password\uff0c\u5426\u5219\u4e3b\u4ece\u4f1a\u63d0\u793a\u8ba4\u8bc1\u5931\u8d25\ncreate user 'replica'@'172.23.21.155' identified WITH mysql_native_password by 'replica2024';\ngrant replication slave on *.* to replica@'172.23.21.155';\nflush privileges;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001 \u67e5\u770b\u4e3b\u670d\u52a1\u566810.88.22.183\u4e2dbinlog\u4e8c\u8fdb\u5236\u65e5\u5fd7\u4f4d\u7f6e\u4e0e\u540d\u5b57\uff0c\u6267\u884c\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">show master status;<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"727\" height=\"226\" src=\"http:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/88-4.png\" alt=\"\" class=\"wp-image-2530\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/88-4.png 727w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/88-4-300x93.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/88-4-600x187.png 600w\" sizes=\"auto, (max-width: 727px) 100vw, 727px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ece\u56fe\u4e2d\u53ef\u4ee5\u770b\u51fa\u65e5\u5fd7\u540d\u5b57\u4e3amysql-bini.000004\uff0c\u4f4d\u7f6e\u4e3a475<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4\u3001\u5728\u4ece\u670d\u52a1\u566810.88.22.182\u4e2d\u83b7\u53d6\u4e3b\u670d\u52a1\u5668\u4e2d\u7684\u4e8c\u8fdb\u5236\u6587\u4ef6\u540d\u4e0e\u4f4d\u7f6e\uff0c\u6267\u884c\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"645\" height=\"262\" src=\"http:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/1f4eee516b6e4095b8eb5581d5477bcb.png\" alt=\"\" class=\"wp-image-2532\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/1f4eee516b6e4095b8eb5581d5477bcb.png 645w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/1f4eee516b6e4095b8eb5581d5477bcb-300x122.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/1f4eee516b6e4095b8eb5581d5477bcb-600x244.png 600w\" sizes=\"auto, (max-width: 645px) 100vw, 645px\" \/><\/figure>\n\n\n\n<pre class=\"wp-block-code\"><code>change master to master_host='10.88.22.183',master_user='night',master_password='night@5793',master_port=3306,master_log_file='mysql-bin.000004',master_log_pos=475;<\/code><\/pre>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\u610f\uff1a\u5982\u679c\u4e3b\u7684mysql\u7aef\u53e3\u4e0d\u662f3306\uff0c\u5c31\u9700\u8981\u4f7f\u7528master_port\u53c2\u6570\uff0c\u5426\u5219\u4e0d\u7528\u6b64\u53c2\u6570\u4e5f\u884c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"> 5\u3001 \u6d4b\u8bd5\u4e3b\u4ece\u590d\u5236\uff0c\u5728\u4ece\u670d\u52a1\u5668\u4e2d\u6267\u884c\u5982\u4e0b\u547d\u4ee4,start slave;\u5f00\u59cb\u590d\u5236\uff0c \u67e5\u770b\u4e3b\u4ece\u590d\u5236\u662f\u5426\u6210\u529f\uff0c\u6267\u884c\u547d\u4ee4 show slave status\\G;  \u5982\u56fe\u6240\u793a \uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"608\" height=\"189\" src=\"http:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/789.png\" alt=\"\" class=\"wp-image-2534\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/789.png 608w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/789-300x93.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/789-600x187.png 600w\" sizes=\"auto, (max-width: 608px) 100vw, 608px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"601\" height=\"358\" src=\"http:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/888.png\" alt=\"\" class=\"wp-image-2535\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/888.png 601w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/888-300x179.png 300w\" sizes=\"auto, (max-width: 601px) 100vw, 601px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"> \u5f53\u770b\u5230Slave_IO_Running\u548cSlave-SQL_Running\u90fd\u662f\u663e\u793ayes\u65f6\u8868\u793a\u914d\u7f6e\u6210\u529f\uff0c\u6b64\u65f6\u53ef\u4ee5\u5728\u4e3b\u670d\u52a1\u5668\u4e0a\u65b0\u5efa\u6570\u636e\u5e93\u4ee5\u53ca\u5efa\u8868\uff0c\u5728\u4ece\u670d\u52a1\u5668\u4e2d\u67e5\u770b\u53ef\u4ee5\u53d1\u73b0\u5df2\u7ecf\u540c\u6b65\u6210\u529f\u3002<\/p>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\u610f\uff1a\u5982\u679cSlave_IO_Running\u663e\u793aconnecting\u8868\u793a\u672a\u8fde\u63a5\u6210\u529f\uff0c\u6b64\u65f6\u53ef\u80fd\u662f\u9632\u706b\u5899\u5f00\u542f\u4e86\u4f46\u662f\u6ca1\u6709\u901a\u8fc73306\u7aef\u53e3\uff0c\u53ef\u4ee5\u5173\u95ed\u9632\u706b\u5899\u6216\u8005\u5141\u8bb83306\u7aef\u53e3\u901a\u8fc7\u5373\u53ef\uff0c\u91cd\u542fmysqld&nbsp; \u91cd\u542f\u9632\u706b\u5899\uff0c\u91cd\u65b0\u6d4b\u8bd5\u4e3b\u4ece\u590d\u5236\u914d\u7f6e\u53d1\u73b0\u90fd\u663e\u793ayes\uff0c\u8868\u793a\u6210\u529f\u3002 \u540c\u65f6\u53ef\u4ee5\u901a\u8fc7mysql -h10.88.22.183 -unight -p \u6d4b\u8bd5\u662f\u5426\u53ef\u4ee5\u767b\u9646\u6210\u529f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"> \u8fd8\u6709\u4e00\u79cd\u9519\u8bef\u60c5\u51b5\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"614\" height=\"316\" src=\"http:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/889-1.png\" alt=\"\" class=\"wp-image-2538\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/889-1.png 614w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/889-1-300x154.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/889-1-600x309.png 600w\" sizes=\"auto, (max-width: 614px) 100vw, 614px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u53d1\u751f\u6b64\u9519\u8bef\u7684\u539f\u56e0\u662f\u5173\u95ed\u4e86\u4ece\u670d\u52a1\u5668(stop slave)\uff0c\u4e3b\u670d\u52a1\u5668\u4e0a\u53c8\u6267\u884c\u4e86\u589e\u5220\u6539\u7b49\u64cd\u4f5c\uff0c\u5bfc\u81f4\u5f53\u524d\u7684\u6570\u636epos\u70b9\u548c\u4e4b\u524d\u914d\u7f6e\u7684\u65e0\u6cd5\u5339\u914d\uff0c\u89e3\u51b3\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"> \u5148\u5173\u95ed\u4ece\u670d\u52a1\u5668stop slave\u7136\u540e\u91cd\u65b0\u6267\u884cchange  master to  master_host=&#8221;,master_user&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;\u7136\u540e\u6267\u884cstart slave\u6253\u5f00\u540c\u6b65\uff0c\u6267\u884cshow slave status\\G;<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"623\" height=\"281\" src=\"http:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/887.png\" alt=\"\" class=\"wp-image-2539\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/887.png 623w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/887-300x135.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/887-600x271.png 600w\" sizes=\"auto, (max-width: 623px) 100vw, 623px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u518d\u6b21\u6d4b\u8bd5\u4e3b\u4ece\u540c\u6b65\u5373\u53ef\u3002<\/p>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u5907\u6ce8\uff1a \u4e00\u4e3b\u591a\u4ece\u7684\u914d\u7f6e\u65b9\u6cd5\u548c\u8fd9\u4e2a\u4e00\u6837\uff0c\u4e5f\u662f\u5148\u901a\u8fc7\u4e3b\u670d\u52a1\u5668\u7ed9\u4ece\u670d\u52a1\u5668\u6388\uff0c\u7136\u540e\u544a\u77e5\u4e3b\u670d\u52a1\u5668\u7684\u65e5\u5fd7\u4f4d\u7f6e\u548cpos\u70b9\uff0c\u6267\u884cchange\uff0c\u7136\u540e\u67e5\u770b\u662f\u5426\u914d\u7f6e\u6210\u529f\uff0c\u8fd8\u6709\u4e00\u79cd\u662f\u53cc\u673a\u5668\u4e92\u4e3a\u4e3b\u4ece\uff0c\u914d\u7f6e\u65b9\u6cd5\u548c\u4e3b\u4ece\u4e00\u6837\uff0c\u53cd\u8fc7\u6765\u914d\u7f6e\u4e00\u4e0b\u5c31\u53ef\u4ee5\u5566(\u4ece\u670d\u52a1\u5668\u7ed9\u4e3b\u670d\u52a1\u5668\u6743\u9650\uff0c\u4e3b\u670d\u52a1\u5668\u6267\u884cchange &#8212;&#8212;-start slave \u2026.\u7b49\u7b49)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9644\u5f55\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"> mysql5.6\u4ee5\u4e0a\u7248\u672c\u4f1a\u62a5\u9519\u8bef\u56fe\u7247\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"674\" height=\"246\" src=\"http:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/886.png\" alt=\"\" class=\"wp-image-2542\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/886.png 674w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/886-300x109.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/886-600x219.png 600w\" sizes=\"auto, (max-width: 674px) 100vw, 674px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"> \u67e5\u770b\u9519\u8bef\u65e5\u5fd7\u53ef\u4ee5\u770b\u5230\u62a5\u9519\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"39\" src=\"http:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/885-1024x39.png\" alt=\"\" class=\"wp-image-2543\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/885-1024x39.png 1024w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/885-300x11.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/885-768x29.png 768w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/885-600x23.png 600w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2020\/11\/885.png 1361w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u662f\u7531\u4e8e\u4ecemysql5.6\u5f00\u59cb\u590d\u5236\u5f15\u5165\u4e86uuid\u7684\u6982\u5ff5\uff0c\u5404\u4e2a\u590d\u5236\u7ed3\u6784\u4e2d\u7684server_uuid\u7684\u503c\u4e0d\u53ef\u4ee5\u4e00\u6837\uff0c\u53ef\u4ee5\u901a\u8fc7show variables like &#8216;server_uuid&#8217;;\u67e5\u770b\uff0c\u53d1\u73b0\u76f8\u540c\uff0c\u4e8e\u662f\u627e\u5230\u6570\u636e\u6587\u4ef6\u5939\u4e0b\u7684auto.cnf\u6587\u4ef6\uff0c\u5c06\u91cc\u9762\u7684\u503c\u4fee\u6539\u4e3a\u4e0d\u540c\u7684\uff0c\u91cd\u542fmyqld\uff0c\u518d\u6b21\u67e5\u770b\u914d\u5408\u53d1\u73b0\u4e3b\u4ece\u914d\u7f6e\u6210\u529fslave_io_running\u4e3ayes).\u540c\u6837\uff0cmy.cnf\u4e2d\u7684server_id\u4e5f\u8981\u4e0d\u4e00\u6837<\/p>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\u610f\uff1a\u5982\u679c\u8bbe\u7f6e\u4e86\u4e92\u4e3a\u4e3b\u4ece\uff0c\u540c\u65f6\u914d\u4e0akeepalived\u53ef\u5b9e\u73b0mysql\u9ad8\u53ef\u7528\u67b6\u6784\uff0c\u9632\u6b62\u5355\u70b9\u6545\u969c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ce8\u610f\uff1a\u5982\u679c\u8981\u91cd\u65b0\u914d\u7f6e\u4e3b\u4ece\uff0c\u53ef\u5728\u76f8\u5173\u7684\u6bcf\u4e2a\u8282\u70b9\u6267\u884c\u5982\u4e0b\u547d\u4ee4\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>stop slave\nreset slave all   #\u6e05\u7a7a\u914d\u7f6e\u4fe1\u606f<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u9644\u52a0\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001MySQL8\u7248\u672c\u4ee5\u4e0a\u9ed8\u8ba4\u7684\u8ba4\u8bc1\u65b9\u5f0f\u65b9\u5f0f\u4e3acaching_sha2_password\uff0c\u5982\u679c\u8981\u4fee\u6539\u4e3amysql_native_password\uff0c\u53ef\u6267\u884c\u5982\u4e0b\u547d\u4ee4\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY 'new_password' PASSWORD EXPIRE NEVER;\nflush privileges;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u5982\u679c\u53ea\u8ba9\u4ece\u5e93\u540c\u6b65\u6307\u5b9a\u7684\u4e3b\u5e93\u4e2d\u7684\u5e93\uff0c\u53ef\u6dfb\u52a0\u914d\u7f6e\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>replicate-do-db=your_database_name<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u914d\u7f6e\u4ece\u5e93\u540c\u6b65\u6307\u5b9a\u7684\u591a\u4e2a\u5e93\uff0c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>replicate-wild-do-table=db1.%\r\nreplicate-wild-do-table=db2.%<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>mysql \u4e3b\u4ece\u590d\u5236\uff1a\u6240\u6709\u5728\u4e3b\u670d\u52a1\u5668\u4e0a\u7684\u64cd\u4f5c\u90fd\u4f1a\u540c\u6b65\u5230\u4ece\u670d\u52a1\u5668\u4e0a\uff0c\u5b9e\u73b0\u4e3b\u4ece\u540c\u6b65\u7684\u914d\u7f6e\uff0c\u4e3b\u4ece\u590d\u5236\u53ef\u4ee5\u907f\u514d\u4e3b\u670d\u52a1\u5668 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":2545,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[35,25],"tags":[],"class_list":["post-2526","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mysql","category-database"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":8}},"_links":{"self":[{"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts\/2526","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/comments?post=2526"}],"version-history":[{"count":29,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts\/2526\/revisions"}],"predecessor-version":[{"id":18852,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts\/2526\/revisions\/18852"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/media\/2545"}],"wp:attachment":[{"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/media?parent=2526"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/categories?post=2526"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/tags?post=2526"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}