I am sure
tail -F /var/log/qmail/current|tai64nlocal|grep --line-buffered 'to remote'
2009-02-18 11:01:01.345116500 starting delivery 20: msg 280188 to remote aaa@bbb.com
aaa@bbb.com the email I have change, every hour would sent a email to the mailbox.
can you told me how to check the message msg 280188 ?