mysql> show variables like "%ping%"; +---------------------------------+--------+ | Variable_name | Value | +---------------------------------+--------+ | mysql-monitor_ping_max_failures | 3 | | mysql-monitor_ping_timeout | 1000 | | mysql-monitor_ping_interval | 10000 | | mysql-ping_interval_server_msec | 120000 | | mysql-ping_timeout_server | 500 | +---------------------------------+--------+ 5..