在线开启GTID

set global enforce_gtid_consistency=ON;

set global gtid_mode=OFF_PERMISSIVE;

set global gtid_mode=ON_PERMISSIVE;

 set global gtid_mode=ON;

##########################

配置文件修改：

gtid-mode=on # GTID only
enforce-gtid-consistency=true # GTID only

############################