[Mailman-Users] duplicates

[Marco Stoecker]

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On 03/19/2015 08:32 PM, Mark Sapiro wrote:
> On 03/19/2015 11:31 AM, Marco Stoecker wrote:
>> On 03/19/2015 05:22 PM, Mark Sapiro wrote:
>>> On 03/18/2015 02:46 PM, Marco Stoecker wrote:
>>>> 
>>>> I have Mailman up and running. I just sent an e-mail to 5
>>>> lists and the e-mail came duplicated to the recipients. I
>>>> checked the header and the only difference is the following:
>>>> 
>>>> 1. Header: X-Spam-Status: No, score=-1.5 required=5.0 
>>>> tests=BAYES_00 autolearn=unavailable version=3.3.1
>>>> 
>>>> 2. Header: X-Spam-Status: No, score=-1.5 required=5.0 
>>>> tests=BAYES_00 autolearn=ham version=3.3.1
> 
> 
> OK. So there was only one duplicate, yes? And that duplication
> occurred prior to the spam filtering that added the above header so
> presumably it wasn't caused by filtering rules in your MUA.
> 
> 
>> Indeed, I looked only to the headers I recieved 
>> (Iceweasel->View->Message Source). Even now I checked those
>> header my wife got, because she and I are in different lists, but
>> received duplicates. Her headers seems identical.
> 
> 
> Are all the Received: headers identical including Queue IDs and
> time stamps? If so, the duplication must have occurred late in the
> delivery chain.
> 
>> But in this dedicated case I wrote to 5 lists where the members
>> are disjunct and my wife, and I got duplicates. I don't know why
>> :-S
>> 
>> I assumed that the others got duplicates too, but I have to
>> proof.
> 
> 
> It difficult to say what's happening here without seeing the MTA
> logs from the various servers where duplication might have
> occurred, but unless there are entries in Mailman's smtp-failure
> log on the Mailman server, it is very unlikely that Mailman sent
> duplicates.

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 at domain.de> smtp to listA
for 3 recips, completed in 13.036 seconds
Mar 18 22:17:16 2015 (2590) <5509EB1C.8050605 at domain.de> smtp to listB
for 14 recips, completed in 10.842 seconds
Mar 18 22:17:17 2015 (2590) <5509EB1C.8050605 at domain.de> smtp to listC
for 3 recips, completed in 1.194 seconds
Mar 18 22:17:21 2015 (2590) <5509EB1C.8050605 at domain.de> smtp to listD
for 13 recips, completed in 3.942 seconds
Mar 18 22:17:24 2015 (2590) <5509EB1C.8050605 at domain.de> smtp to listE
for 6 recips, completed in 2.504 seconds
Mar 18 22:17:25 2015 (2590) <5509EB1C.8050605 at domain.de> smtp to listC
for 3 recips, completed in 1.198 seconds
Mar 18 22:17:29 2015 (2590) <5509EB1C.8050605 at domain.de> smtp to listB
for 14 recips, completed in 3.784 seconds
Mar 18 22:17:33 2015 (2590) <5509EB1C.8050605 at domain.de> smtp to listD
for 13 recips, completed in 3.946 seconds
Mar 18 22:17:35 2015 (2590) <5509EB1C.8050605 at domain.de> smtp to listE
for 6 recips, completed in 2.515 seconds
Mar 18 22:17:38 2015 (2590) <5509EB1C.8050605 at 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?
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