{"id":245,"date":"2025-02-11T10:34:48","date_gmt":"2025-02-11T02:34:48","guid":{"rendered":"https:\/\/www.xxiaoteng.cn\/?p=245"},"modified":"2026-05-11T21:24:07","modified_gmt":"2026-05-11T13:24:07","slug":"mgr%e7%bb%84%e5%a4%8d%e5%88%b6%ef%bc%88mysql%e9%ab%98%e5%8f%af%e7%94%a8%e9%9b%86%e7%be%a4%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.xxiaoteng.cn\/?p=245","title":{"rendered":"MGR\u7ec4\u590d\u5236\uff08MySQL\u9ad8\u53ef\u7528\u96c6\u7fa4\uff09"},"content":{"rendered":"\n

\u51c6\u5907\u4e09\u53f0\u670d\u52a1\u5668<\/h2>\n\n\n\n
\u7f16\u53f7<\/td>IP<\/td>\u4e3b\u673a\u540d<\/td>\u89d2\u8272<\/td><\/tr>
1<\/td>192.168.88.101<\/td>node1<\/td>master<\/td><\/tr>
2<\/td>192.168.88.102<\/td>node2<\/td>slave01<\/td><\/tr>
3<\/td>192.168.88.103<\/td>node3<\/td>slave02<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u5b89\u88c5MySQL8.0.40\u6570\u636e\u5e93<\/p>\n\n\n\n

\u7b2c\u4e00\u6b65\uff1a\u5173\u95ed\u9632\u706b\u5899\u548cSELINUX\u3001\u8bbe\u7f6eIP\u4e0e\u4e3b\u673a\u6620\u5c04\u3001\u65f6\u95f4\u540c\u6b65\uff0c\u5b89\u88c5\u5fc5\u5907\u5de5\u5177vim\u3001wget\u3001rsync<\/p>\n\n\n\n

systemctl stop firewalld\nsystemctl disable firewalld\n\nsetenforce 0\nvim \/etc\/selinux\/config\n\nvim \/etc\/hosts\n\u5c3e\u90e8\u8ffd\u52a0\u5982\u4e0b\u5185\u5bb9\n192.168.88.101 node1 node1.xiaoteng.cn\n192.168.88.102 node2 node2.xiaoteng.cn\n192.168.88.103 node3 node3.xiaoteng.cn\n\n\n\ndnf install vim wget rsync -y<\/code><\/pre>\n\n\n\n
\u7b2c\u4e8c\u6b65\uff1a\u4f7f\u7528MX\u8fde\u63a5node1\u3001node2\u3001node3<\/p>\n\n\n\n
node1\uff08master\uff09<\/p>\n\n\n\n
node2\uff08slave01\uff09<\/p>\n\n\n\n
node3\uff08slave02\uff09<\/p>\n\n\n\n
\u7b2c\u4e09\u6b65\uff1a<\/p>\n\n\n\n
\u628a\u914d\u5bf9\u7684master.sh\u4e0emysql\u8f6f\u4ef6\u5305\u4e0a\u4f20master\u8282\u70b9<\/p>\n\n\n\n
source master.sh<\/code><\/pre>\n\n\n\n
\u628a\u914d\u5bf9\u7684slave.sh\u4e0emysql\u8f6f\u4ef6\u5305\u4e0a\u4f20slave01\/slave02\u8282\u70b9<\/p>\n\n\n\n
source slave.sh<\/code><\/pre>\n\n\n\n
\u7b2c\u56db\u6b65\uff1a<\/p>\n\n\n\n
master\u8282\u70b9\uff1a<\/p>\n\n\n\n
systemctl stop mysqld\nrm -rf \/export\/server\/mysql\/data\/auto.cnf\nrsync -av \/export\/server\/mysql\/data node2:\/export\/server\/mysql\/\nrsync -av \/export\/server\/mysql\/data node3:\/export\/server\/mysql\/<\/code><\/pre>\n\n\n\n
6\u3001MGR\u914d\u7f6e\u5b9e\u6218<\/h2>\n\n\n\n
\u7b2c\u4e00\u6b65\uff1anode1\u4e3b\u670d\u52a1\u5668\u914d\u7f6e<\/p>\n\n\n\n
vim \/etc\/my.cnf\n[mysqld]\nbasedir=\/export\/server\/mysql\ndatadir=\/export\/server\/mysql\/data\nsocket=\/tmp\/mysql.sock\nport=3306\nlog-error=\/export\/server\/mysql\/master.err\ncharacter_set_server=utf8mb4\ncollation-server=utf8mb4_unicode_ci\n\n# Group Replication\nserver_id = 101  # \u670d\u52a1 ID\ngtid_mode = ON  # \u5168\u5c40\u4e8b\u52a1\nenforce_gtid_consistency = ON # \u5f3a\u5236 GTID \u7684\u4e00\u81f4\u6027\nmaster_info_repository = TABLE # \u5c06 master.info \u5143\u6570\u636e\u4fdd\u5b58\u5728\u7cfb\u7edf\u8868\u4e2d\nrelay_log_info_repository = TABLE # \u5c06 relay.info \u5143\u6570\u636e\u4fdd\u5b58\u5728\u7cfb\u7edf\u8868\u4e2d\nbinlog_checksum = NONE  # \u7981\u7528\u4e8c\u8fdb\u5236\u65e5\u5fd7\u4e8b\u4ef6\u6821\u9a8c\nlog_slave_updates = ON  # \u7ea7\u8054\u590d\u5236\nlog_bin = binlog  # \u5f00\u542f\u4e8c\u8fdb\u5236\u65e5\u5fd7\u8bb0\u5f55\nbinlog_format = ROW  # \u4ee5\u884c\u7684\u683c\u5f0f\u8bb0\u5f55\n\ntransaction_write_set_extraction = XXHASH64 # \u4f7f\u7528\u54c8\u5e0c\u7b97\u6cd5\u5c06\u5176\u7f16\u7801\u4e3a\u6563\u5217\nloose-group_replication_group_name = 'ce9be252-2b71-11e6-b8f4-00212844f856' # \u52a0\u5165\u7684\u7ec4\u540d\nloose-group_replication_start_on_boot = off # \u4e0d\u81ea\u52a8\u542f\u7528\u7ec4\u590d\u5236\u96c6\u7fa4\nloose-group_replication_local_address = '192.168.88.101:33061' # \u4ee5\u672c\u673a\u7aef\u53e3 33061 \u63a5\u53d7\u6765\u81ea\u7ec4\u4e2d\u6210\u5458\u7684\u4f20\u5165\u8fde\u63a5\nloose-group_replication_group_seeds = '192.168.88.101:33061, 192.168.88.102:33062, 192.168.88.103:33063' # \u7ec4\u4e2d\u6210\u5458\u8bbf\u95ee\u8868\nloose-group_replication_bootstrap_group = off # \u4e0d\u542f\u7528\u5f15\u5bfc\u7ec4\n\n<\/code><\/pre>\n\n\n\n
\n
\u6ce8\u610f\uff1agroup_replication_group_name \u7ec4\u540d\u79f0\u4e3b\u8981\u662f\u901a\u8fc7 uuidgen \u547d\u4ee4\u751f\u6210<\/p>\n<\/blockquote>\n\n\n\n
\u91cd\u542fMySQL\u670d\u52a1<\/p>\n\n\n\n
touch \/export\/server\/mysql\/master.err\nchown -R mysql.mysql \/export\/server\/mysql\n\nsystemctl restart mysqld<\/code><\/pre>\n\n\n\n
\u521b\u5efa\u590d\u5236\u8d26\u53f7<\/p>\n\n\n\n
mysql -uroot -p\nEnter password: 123456\n\nmysql> set SQL_LOG_BIN=0; # \u505c\u6389\u65e5\u5fd7\u8bb0\u5f55\nmysql> create user repl@'%' identified with 'mysql_native_password' by '123';\nmysql> grant replication slave,replication client on *.* to repl@'%';\nmysql> flush privileges;\nmysql> set SQL_LOG_BIN=1;  # \u5f00\u542f\u65e5\u5fd7\u8bb0\u5f55\nmysql> change master to master_user='repl',master_password='123' for channel\n'group_replication_recovery';  # \u6784\u5efa group replication \u96c6\u7fa4<\/code><\/pre>\n\n\n\n
\u5b89\u88c5 group replication \u63d2\u4ef6<\/p>\n\n\n\n
\u5b89\u88c5\u63d2\u4ef6<\/p>\n\n\n\n
mysql> install PLUGIN group_replication SONAME 'group_replication.so';<\/code><\/pre>\n\n\n\n
\u67e5\u770b group replication \u7ec4\u4ef6<\/p>\n\n\n\n
mysql> show plugins;<\/code><\/pre>\n\n\n\n
\"\"\/<\/figure>\n\n\n\n
\u542f\u52a8\u670d\u52a1\u5668 node1 \u4e0a MySQL \u7684 group replication<\/p>\n\n\n\n
mysql> set global group_replication_bootstrap_group=ON;\nmysql> start group_replication;\nmysql> set global group_replication_bootstrap_group=OFF;\nmysql> select * from performance_schema.replication_group_members;  # \u67e5\u770b\u72b6\u6001<\/code><\/pre>\n\n\n\n
\"\"\/<\/figure>\n\n\n\n
\u6ce8\u610f\uff1a\u5728\u96c6\u7fa4\u6ca1\u6709\u642d\u5efa\u5b8c\u6210\u4e4b\u524d\uff0c\u4e0d\u8981\u5f80\u4efb\u4f55\u6570\u636e\u5e93\u4e2d\u63d2\u5165\u6570\u636e\uff0c\u5426\u5219\u4f1a\u5bfc\u81f4\u4e09\u7aef\u6570\u636e\u4e0d\u7edf\u4e00\uff0c\u96c6\u7fa4\u5bb9\u6613\u51fa\u73b0\u6545\u969c\uff01<\/p>\n\n\n\n
\u7b2c\u4e8c\u6b65\uff1anode2\u4ece\u670d\u52a1\u5668\u914d\u7f6e<\/p>\n\n\n\n
\u4fee\u6539\/etc\/my.cnf \u914d\u7f6e\u6587\u4ef6\uff0c\u65b9\u6cd5\u548c\u4e4b\u524d\u76f8\u540cvim \/etc\/my.cnf<\/p>\n\n\n\n
vim \/etc\/my.cnf\n[mysqld]\nbasedir=\/export\/server\/mysql\ndatadir=\/export\/server\/mysql\/data\nsocket=\/tmp\/mysql.sock\nport=3306\nlog-error=\/export\/server\/mysql\/slave.err\ncharacter_set_server=utf8mb4\ncollation-server=utf8mb4_unicode_ci\n\n# Group Replication\nserver_id = 102  # \u6ce8\u610f\u670d\u52a1 ID \u4e0d\u4e00\u6837\ngtid_mode = ON\nenforce_gtid_consistency = ON\nmaster_info_repository = TABLE\nrelay_log_info_repository = TABLE\nbinlog_checksum = NONE\nlog_slave_updates = ON\nlog_bin = binlog\nbinlog_format= ROW\n\ntransaction_write_set_extraction = XXHASH64\nloose-group_replication_group_name = 'ce9be252-2b71-11e6-b8f4-00212844f856'\nloose-group_replication_start_on_boot = off\nloose-group_replication_local_address = '192.168.88.102:33062'\nloose-group_replication_group_seeds = '192.168.88.101:33061,192.168.88.102:33062,192.168.88.103:33063'\nloose-group_replication_bootstrap_group = off<\/code><\/pre>\n\n\n\n
\u91cd\u542fMySQL<\/p>\n\n\n\n
touch \/export\/server\/mysql\/slave.err\nchown -R mysql.mysql \/export\/server\/mysql\nsystemctl restart mysqld<\/code><\/pre>\n\n\n\n
\u5b89\u88c5 group replication \u63d2\u4ef6<\/p>\n\n\n\n
mysql> install PLUGIN group_replication SONAME 'group_replication.so';<\/code><\/pre>\n\n\n\n
\u628a\u5b9e\u4f8b\u6dfb\u52a0\u5230\u4e4b\u524d\u7684\u590d\u5236\u7ec4<\/p>\n\n\n\n
mysql -u root -p\nEnter password: 123456\n\nmysql> set SQL_LOG_BIN=0; # \u505c\u6389\u65e5\u5fd7\u8bb0\u5f55\nmysql> create user repl@'%' identified with 'mysql_native_password' by '123';\nmysql> grant replication slave,replication client on *.* to repl@'%';\nmysql> flush privileges;\nmysql> set SQL_LOG_BIN=1;  # \u5f00\u542f\u65e5\u5fd7\u8bb0\u5f55\n\nmysql> reset master;\nmysql> -- \u8bbe\u7f6e\u60f3\u8981\u52a0\u5165\u7ec4\u4fe1\u606f\nmysql> change master to master_user='repl',master_password='123' for channel 'group_replication_recovery'; \nmysql> start group_replication;<\/code><\/pre>\n\n\n\n
\u8fd4\u56denode1\u4e3b\u670d\u52a1\u5668\uff0c\u67e5\u770b\u590d\u5236\u7ec4\u72b6\u6001<\/p>\n\n\n\n
mysql> select * from performance_schema.replication_group_members;<\/code><\/pre>\n\n\n\n
\u6ce8\u610f\uff1a\u5728\u96c6\u7fa4\u6ca1\u6709\u642d\u5efa\u5b8c\u6210\u4e4b\u524d\uff0c\u4e0d\u8981\u5f80\u4efb\u4f55\u6570\u636e\u5e93\u4e2d\u63d2\u5165\u6570\u636e\uff0c\u5426\u5219\u4f1a\u5bfc\u81f4\u4e09\u7aef\u6570\u636e\u4e0d\u7edf\u4e00\uff0c\u96c6\u7fa4\u5bb9\u6613\u51fa\u73b0\u6545\u969c\uff01<\/p>\n\n\n\n
\u7b2c\u4e09\u6b65\uff1anode3\u4ece\u670d\u52a1\u5668\u914d\u7f6e<\/p>\n\n\n\n
\u4fee\u6539\/etc\/my.cnf \u914d\u7f6e\u6587\u4ef6\uff0c\u65b9\u6cd5\u548c\u4e4b\u524d\u76f8\u540cvim \/etc\/my.cnf<\/p>\n\n\n\n
vim \/etc\/my.cnf\n[mysqld]\nbasedir=\/export\/server\/mysql\ndatadir=\/export\/server\/mysql\/data\nsocket=\/tmp\/mysql.sock\nport=3306\nlog-error=\/export\/server\/mysql\/slave.err\ncharacter_set_server=utf8mb4\ncollation-server=utf8mb4_unicode_ci\n\n# Group Replication\nserver_id = 103 #\u6ce8\u610f\u670d\u52a1 ID \u4e0d\u4e00\u6837\ngtid_mode = ON\nenforce_gtid_consistency = ON\nmaster_info_repository = TABLE\nrelay_log_info_repository = TABLE\nbinlog_checksum = NONE\nlog_slave_updates = ON\nlog_bin = binlog\nbinlog_format= ROW\ntransaction_write_set_extraction = XXHASH64\nloose-group_replication_group_name = 'ce9be252-2b71-11e6-b8f4-00212844f856'\nloose-group_replication_start_on_boot = off\nloose-group_replication_local_address = '192.168.88.103:33063'\nloose-group_replication_group_seeds = '192.168.88.101:33061,192.168.88.102:33062,192.168.88.103:33063'\nloose-group_replication_bootstrap_group = off<\/code><\/pre>\n\n\n\n
\u8fdb\u5165mysql\uff0c\u5b89\u88c5 group replication \u63d2\u4ef6<\/p>\n\n\n\n
touch \/export\/server\/mysql\/slave.err\nchown -R mysql.mysql \/export\/server\/mysql\/slave.err\n\nsystemctl start mysqld\nmysql -uroot -p\nEnter password: 123456\n\nmysql> install PLUGIN group_replication SONAME 'group_replication.so';<\/code><\/pre>\n\n\n\n
\u628a\u5b9e\u4f8b\u6dfb\u52a0\u5230\u4e4b\u524d\u7684\u590d\u5236\u7ec4<\/p>\n\n\n\n
mysql> set SQL_LOG_BIN=0; #\u505c\u6389\u65e5\u5fd7\u8bb0\u5f55\nmysql> create user repl@'%' identified with 'mysql_native_password' by '123';\nmysql> grant replication slave,replication client on *.* to repl@'%';\nmysql> flush privileges;\nmysql> set SQL_LOG_BIN=1;  # \u5f00\u542f\u65e5\u5fd7\u8bb0\u5f55\n\nmysql> reset master;\nmysql> -- \u8bbe\u7f6e\u60f3\u8981\u52a0\u5165\u7ec4\u4fe1\u606f\nmysql> change master to master_user='repl',master_password='123' for channel 'group_replication_recovery'; \nmysql> start group_replication;<\/code><\/pre>\n\n\n\n
\u5728node1\u4e0a\u67e5\u770b\u590d\u5236\u7ec4\u72b6\u6001<\/p>\n\n\n\n
mysql> select * from performance_schema.replication_group_members;<\/code><\/pre>\n\n\n\n
\u5982\u679c\u4ee5\u4e0a\u72b6\u6001\u4e3aONLINE\uff0c\u5219\u642d\u5efa\u5b8c\u6bd5\u3002\u5982\u679c\u4ee5\u4e0a\u72b6\u6001\u4e3aRECORYING\uff0c\u5219\u4ee3\u8868\u4e24\u7aef\u6570\u636e\u65e0\u6cd5\u540c\u6b65\u5230\u4e00\u81f4\u72b6\u6001\u3002\u89e3\u51b3\u65b9\u6848\uff1a\u53c2\u8003\u5e38\u89c1\u95ee\u9898\u4e2d\u95ee\u98982\u8fdb\u884c\u89e3\u51b3\u3002<\/p>\n\n\n\n
\u5efa\u8bae\uff1a\u5f53MGR\u9ad8\u53ef\u7528\u96c6\u7fa4\u642d\u5efa\u5b8c\u6bd5\u540e\uff0c\u9700\u8981\u7ed9\u6bcf\u4e00\u4e2a\u8282\u70b9\u521b\u5efa\u5feb\u7167\uff0c\u56e0\u4e3a\u4e0b\u9762\u7684\u64cd\u4f5c\uff0c\u5982\u679c\u6570\u636e\u4e0d\u7edf\u4e00\u7b49\u7b49\u95ee\u9898\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u96c6\u7fa4\u51fa\u73b0\u6545\u969c\u3002<\/p>\n\n\n\n
\u7b2c\u56db\u6b65\uff1a\u6d4b\u8bd5MySQL<\/p>\n\n\n\n
\u56de\u5230master\uff0c\u767b\u5f55mysql\uff0c\u6267\u884c\u5982\u4e0b\u6307\u4ee4\uff1a<\/p>\n\n\n\n
mysql> create database test;\nmysql> use test;\nmysql> create table t1 (id int primary key,name varchar(20)); #\u6ce8\u610f\u521b\u5efa\u4e3b\u952e\nmysql> insert into t1 values (1,'jack');\nmysql> select * from t1;\nmysql> show binlog events;<\/code><\/pre>\n\n\n\n
\u8fd4\u56denode2\u6216node3\uff0c\u67e5\u770b\u6570\u636e\u5e93\u53d1\u73b0 test \u5e93\u548c t1 \u8868\u5df2\u7ecf\u5b8c\u6210\u540c\u6b65\u64cd\u4f5c<\/p>\n\n\n\n
mysql> show databases;<\/code><\/pre>\n\n\n\n
\u7b2c\u4e94\u6b65\uff1a\u6d4b\u8bd5\u9ad8\u53ef\u7528\u6548\u679c<\/p>\n\n\n\n
\u67e5\u770b\u54ea\u4e2a\u8282\u70b9\u662f\u4e3b\u8282\u70b9\uff0c\u7136\u540e\u4f7f\u7528systemctl stop mysqld\u7ec8\u6b62\u4e3b\u8282\u70b9\uff0c\u5728\u67e5\u770b\u96c6\u7fa4\u53d8\u5316<\/p>\n\n\n\n
mysql> select * from performance_schema.replication_group_members;\n+---------------------------+--------------------------------------+-----------------+-------------+--------------+-------------+----------------+--------                 --------------------+\n| CHANNEL_NAME              | MEMBER_ID                            | MEMBER_HOST     | MEMBER_PORT | MEMBER_STATE | MEMBER_ROLE | MEMBER_VERSION | MEMBER_                 COMMUNICATION_STACK |\n+---------------------------+--------------------------------------+-----------------+-------------+--------------+-------------+----------------+--------                 --------------------+\n| group_replication_applier | 1b6e2247-2ae2-11f0-b1be-000c2961ec25 | node3.itcast.cn |        3306 | ONLINE       | SECONDARY   | 8.0.40         | XCom                                        |\n| group_replication_applier | 7792fd47-2998-11f0-81a4-000c29d9e0c0 | node1.itcast.cn |        3306 | ONLINE       | PRIMARY     | 8.0.40         | XCom                                        |\n| group_replication_applier | fb783c29-299a-11f0-b046-000c296d8526 | node2.itcast.cn |        3306 | ONLINE       | SECONDARY   | 8.0.40         | XCom                                        |\n+---------------------------+--------------------------------------+-----------------+-------------+--------------+-------------+----------------+--------                 --------------------+\n3 rows in set (0.01 sec)\n\n\n# \u7ec8\u6b62master\u4e3b\u8282\u70b9\nsystemctl stop mysqld\n\n# \u8fdb\u5165node2\u3001node3\u67e5\u770b\u96c6\u7fa4\u53d8\u5316\nselect * from performance_schema.replication_group_members;<\/code><\/pre>\n\n\n\n
\u4ee5\u4e0a\u5355 master \u8282\u70b9\u7684\u96c6\u7fa4\u5c31\u642d\u5efa\u5b8c\u6bd5!<\/p>\n\n\n\n
<\/p>\n","protected":false},"excerpt":{"rendered":"
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