Where is my.ini file in cwp?

I get an error like this. "max_allowed_packet, net_read_timeout or net_write_timeout" I need to change the settings. In my.cnf file it just says "!includedir /etc/my.cnf.d"

MySQL Error   : MySQL server has gone away
Error Number  : 2006

Hi,

Manage the MySQL/MariaDB settings via the file:
/etc/my.cnf.d/server.cnf