我在 exim4 的主日志中有这样的日志。我对 exim4 所做的只是学习，所以所有邮件都是假的。现在我尝试管理这些频繁出现的日志：
2016-12-20 14:28:01 1cJ2UW-0006Yq-3m == root@adammax.tk R=manualrouteadam T=maildir_home defer (-52): Retry time not yet reached
2016-12-20 14:28:01 1cJ8rt-0001Ur-Qj == root@adammax.tk R=manualrouteadam T=maildir_home defer (-52): Retry time not yet reached
2016-12-20 14:28:01 1cJ2YZ-0000W9-W5 == root@adammax.tk R=manualrouteadam T=maildir_home defer (-52): Retry time not yet reached
2016-12-20 14:28:01 1cIsqP-0002Xn-KY == gogo@linwayedm.com.tw R=dnslookup T=remote_smtp defer (-53): retry time not reached for any host
2016-12-20 14:28:01 1cJE0z-00028i-Ve == root@adammax.tk R=manualrouteadam T=maildir_home defer (-52): Retry time not yet reached
2016-12-20 14:28:01 1cIrmt-0002Hz-Td …