Host is blocked because of many connection errorsMySQL 出现：Host 'XXXXXX' is blocked because of many connection errors; unblock with 'mysqladmin flush-hosts'max_connect_errors 参数含义：如果某一客户端尝试连接此My

max_connect_errors设置max_connect_errors 错误连接数

默认max_connect_errors =10

错误连接超过max_connect_errors 会被mysql报一个错误，
MySql Host is blocked because of many connection e