Error Code: 2013. Lost connection to MySQL server during query 30.000 sec.
ERROR 1231 (42000):Variable 'slow_query_log_file' can't be set to the value of '/var/log/slow.log'.
ERROR: The account 'root'@'' is missing privileges required to manage an InnoDB cluster:
ERROR: Cannot add instance ':3306' to the cluster because it has the same server ID of a member of the cluster.
Access denied; you need SYSTEM_VARIABLES_ADMIN and PERSIST_RO_VARIABLES_ADMIN privileges for this operation (MySQL Error 3630)
ERROR 1227 (42000): Access denied; you need (at least one of) the SYSTEM_USER privilege(s) for this operation.
ERROR 1396 (HY000): Operation CREATE USER failed for 'root'@'localhost'。
The shell must be connected to a member of the InnoDB cluster being managed (LogicError)
User requires SELECT privilege on mysql.* to obtain information about all roles.