db Object
(
    [db_td] => mysqli Object
        (
            [affected_rows] => 0
            [client_info] => mysqlnd 5.0.12-dev - 20150407 - $Id: 3591daad22de08524295e1bd073aceeff11e6579 $
            [client_version] => 50012
            [connect_errno] => 1040
            [connect_error] => Too many connections
            [errno] => 0
            [error] => 
            [error_list] => Array
                (
                )

            [field_count] => 0
            [host_info] => 168.119.34.247 via TCP/IP
            [info] => 
            [insert_id] => 0
            [server_info] => 8.0.44-0ubuntu0.22.04.1
            [server_version] => 80044
            [stat] => Uptime: 1649955  Threads: 130  Questions: 26297353552  Slow queries: 1150  Opens: 1928  Flush tables: 3  Open tables: 1847  Queries per second avg: 15938.224
            [sqlstate] => 00000
            [protocol_version] => 10
            [thread_id] => 98177634
            [warning_count] => 0
        )

    [db_main] => mysqli Object
        (
            [affected_rows] => 0
            [client_info] => mysqlnd 5.0.12-dev - 20150407 - $Id: 3591daad22de08524295e1bd073aceeff11e6579 $
            [client_version] => 50012
            [connect_errno] => 1040
            [connect_error] => Too many connections
            [errno] => 0
            [error] => 
            [error_list] => Array
                (
                )

            [field_count] => 0
            [host_info] => 127.0.0.1 via TCP/IP
            [info] => 
            [insert_id] => 0
            [server_info] => 5.7.34-0ubuntu0.18.04.1-log
            [server_version] => 50734
            [stat] => Uptime: 12958660  Threads: 361  Questions: 7925606003  Slow queries: 201808334  Opens: 96743  Flush tables: 1  Open tables: 1952  Queries per second avg: 611.606
            [sqlstate] => 00000
            [protocol_version] => 10
            [thread_id] => 2922097203
            [warning_count] => 0
        )

)