Qmail – Speed up mail sending process by tunning tcpserver settings

Published on Author gryzli

If you want to speed up qmail/tcpserver sending mails, you could try the following: 1. Open the file┬ásupervise/qmail-smtpd/run 2. Change the following line: /usr/local/bin/tcpserver -v -p -x TO /usr/local/bin/tcpserver -R -D -v -p -x This will enable TCP_NODELAY (-D option) and also disable attempts to resolve $TCPREMOTEINFO (-R option). 3. Info about tcpserver options General… Continue reading Qmail – Speed up mail sending process by tunning tcpserver settings