
On 3/19/2015 3:22 PM, Marco Stoecker wrote:
Ahh, just found Mailman's log file folder: smtp-failure log is empty for yesterday but smtp log shows the following: Mar 18 22:17:05 2015 (2590) 5509EB1C.8050605@domain.de smtp to listA for 3 recips, completed in 13.036 seconds Mar 18 22:17:16 2015 (2590) 5509EB1C.8050605@domain.de smtp to listB for 14 recips, completed in 10.842 seconds Mar 18 22:17:17 2015 (2590) 5509EB1C.8050605@domain.de smtp to listC for 3 recips, completed in 1.194 seconds Mar 18 22:17:21 2015 (2590) 5509EB1C.8050605@domain.de smtp to listD for 13 recips, completed in 3.942 seconds Mar 18 22:17:24 2015 (2590) 5509EB1C.8050605@domain.de smtp to listE for 6 recips, completed in 2.504 seconds Mar 18 22:17:25 2015 (2590) 5509EB1C.8050605@domain.de smtp to listC for 3 recips, completed in 1.198 seconds Mar 18 22:17:29 2015 (2590) 5509EB1C.8050605@domain.de smtp to listB for 14 recips, completed in 3.784 seconds Mar 18 22:17:33 2015 (2590) 5509EB1C.8050605@domain.de smtp to listD for 13 recips, completed in 3.946 seconds Mar 18 22:17:35 2015 (2590) 5509EB1C.8050605@domain.de smtp to listE for 6 recips, completed in 2.515 seconds Mar 18 22:17:38 2015 (2590) 5509EB1C.8050605@domain.de smtp to listA for 3 recips, completed in 2.905 seconds
This ist the time I sent that e-mail to 5 lists (the announcement that the Mailman server is up and running and for future use) and it seems to me, that it was sent 2 times to each list, wasn't it?
Yes, but if the post was sent twice to each list, the Received: headers of the two posts you received must differ in detail.
Anyway, look at the MTA log and see if there were two deliveries of the post to each Mailman list at around 22:17.