假設三節點MGR某個節點異常，需要重新把這個節點加入到MGR集群中，具體操作過程如下：
貢獻者端執行（192.168.1.11）
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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'; |
接收者端執行（192.168.1.12）
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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';exitmysql -urecipient_clone_user -ppassword -h 192.168.1.12 -P3311CLONE INSTANCE FROM 'donor_clone_user'@'192.168.1.11':3311 IDENTIFIED BY 'password';exitmysql -uroot -pstart group_replication;select * from performance_schema.replication_group_members; |
以上就是本文的全部內容，希望對大家的學習有所幫助，也希望大家多多支持服務器之家。
原文鏈接：https://blog.51cto.com/roidba/2460606
