Here’s the proper way to clear the exim mail queue on a cpanel server. /etc/init.d/exim stop; sleep 10; killall -9 exim eximd sleep 5; #clean out the mail queue find /var/spool/exim -mindepth 2 -type f -exec rm -rf {} \; #clean out the mail db files find /var/spool/exim/db -type f -exec rm -rf {} \; …

Here’s a great way to cleanup unused or unchecked email accounts in cpanel. find /home/*/mail/.*/new -name “1*” -mtime +180 -type f -exec rm -rf {} \; This assumes a few things, however the logic works.  The assumptions are that you’re using cpanel and that your user’s websites are located on /home.  The format for cpanel …