>given that a reasonable server should be able to >handle hunredts to thousands of requests per second anything above 1 >second is a alert sign Excuse me, do you mean higher values are better? I didn't understand. I said in my posts that when I submit the email test, the refresh time for that page is about 5 minutes.
>look also in phpinfo() for mysqlnd and mysql params containing "timeout" >and/or "max" in /etc/php/7.0/apache2/php.ini I see ;mysqlnd.net_read_timeout = 31536000 Note that is comment. Regards, Mahmood