postqueue -p
postqueue -f
postsuper -d ALL
postsuper -d queue_id
postsuper -d ALL deferred
find /var/spool/postfix/deferred -type f -print | xargs rm -f
find /var/spool/postfix/deferred -type f -mtime +3 -print | xargs rm -f
find /var/spool/postfix/deferred -type f -exec ls -l –time-style=+%Y-%m-%d_%H:%M:%S {} ;
find /var/spool/postfix/defer -type f -mtime +5 -print | xargs rm -f