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)
1
2
3
4
|
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)
1
2
3
4
5
6
7
8
9
10
11
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服务器之家。
原文链接:https://blog.51cto.com/roidba/2460606