My Mautic version is: 2.15.3
My PHP version is: PHP Version 7.2.1
My problem is: We have the free open source version of Mautic at SmarterASP.NET. We would like to know what are the requested / recommended best performance parameters of the hosting PHP/MySQL in order to send without problems newsletter to 100.000 and after that to 1.000.000 subscribers? We need to transfer without server crashes and with best sending rate.
These errors are showing in the log: This appears in the error logs of Mautic when we try to send to about 80.000 e-mail addresses:
Steps I have tried to fix the problem: We need your advice.