sendmail
remove MAILER-DAEMON from a busy sendmail queuesendmail -bp | grep MAILER-DAEMON \
| awk '{print $1}' | sed -e 's_\*$__gi' \
| awk '{print "find /var/spool/mqueue/ -type f -name *"$1 " -delete"}'
how to flush
sendmail -q -v
sendmail -bp | grep MAILER-DAEMON \
| awk '{print $1}' | sed -e 's_\*$__gi' \
| awk '{print "find /var/spool/mqueue/ -type f -name *"$1 " -delete"}'
sendmail -q -v