name resolution is active : a reverse name resolution is made for each new connection and can reduce performance
Table cache hit rate: 0%
innodb_log_file_size should be (=16M) if possible, so InnoDB total log files size equals to 25% of buffer pool size
That's current situation, so change log_file_size together with innodb_buffer_pool_size
Attempted to use login credentials from Debian maintenance account, but they failed.
Find the secret mysqltuner config or use
mysqltuner --user root
mysqltuner --defaults-file ~/.my.cnf
Attempted to use login credentials from DirectAdmin, but they failed.
Check mysqladmin ping