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假设三节点MGR某个节点异常,需要重新把这个节点加入到MGR集群中,具体操作过程如下: 贡献者端执行(192.168.1.11) DROP USER 'donor_clone_user'@'192.168.1.12'; CREATE USER 'donor_clone_user'@'192.168.1.12' IDENTIFIED BY 'password'; GRANT BACKUP_ADMIN on *.* to 'donor_clone_user'@'192.168.1.12'; INSTALL PLUGIN clone SONAME 'mysql_clone.so'; 接收者端执行(192.168.1.12) DROP USER 'recipient_clone_user'@'192.168.1.12'; CREATE USER 'recipient_clone_user'@'192.168.1.12' IDENTIFIED BY 'password'; GRANT CLONE_ADMIN on *.* to 'recipient_clone_user'@'192.168.1.12'; INSTALL PLUGIN clone SONAME 'mysql_clone.so'; SET GLOBAL clone_valid_donor_list = '192.168.1.11:3311'; exit mysql -urecipient_clone_user -ppassword -h 192.168.1.12 -P3311 CLONE INSTANCE FROM 'donor_clone_user'@'192.168.1.11':3311 IDENTIFIED BY 'password'; exit mysql -uroot -p start group_replication; select * from performance_schema.replication_group_members; 以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持极客世界。 |
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