Guerrilla SMTPd is minimalist, event-driven I/O, non-blocking SMTP server. The design goal and purpose of Guerrilla SMTPd is to receive large volumes of email and nothing much else. It happily gobbles down millions of emails every week on a single processor system.
libevent may give a good performance boost: http://php.net/manual/en/ref.libevent.php
Docs not very clear, but assume that we would need to re-write the code to use PHP streams instead of PHP sockets
libevent may give a good performance boost: http://php.net/manual/en/ref.libevent.php Docs not very clear, but assume that we would need to re-write the code to use PHP streams instead of PHP sockets