[Mailman-Users] duplicates

[Marco Stoecker]

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On 03/20/2015 05:12 PM, Mark Sapiro wrote:
> On 03/20/2015 08:42 AM, Marco Stoecker wrote:
> 
>> 
>> Mar 18 22:16:43 hostname postfix/smtpd[9815]: 6D42445B: 
>> client=localhost[::1] Mar 18 22:16:43 hostname
>> postfix/cleanup[9818]: 6D42445B: 
>> message-id=<5509EB1C.8050605 at stoecker-family.de>
> 
> 
> OK. This message was received from something on localhost (IPv6
> [::1] at 22:16:43 and delivered to all the Mailman list
> recipients.
> 
> 

[snipped]

>> Mar 18 22:16:47 hostname postfix/qmgr[3081]: 6D42445B: removed
>> 
>> and for grep 4ACCAD07:
>> 
>> Mar 18 22:16:46 hostname postfix/smtpd[9815]: 4ACCAD07: 
>> client=localhost[::1] Mar 18 22:16:46 hostname
>> postfix/cleanup[9818]: 4ACCAD07: 
>> message-id=<5509EB1C.8050605 at stoecker-family.de>
> 
> 
> And then 3 seconds later something on the same host delivered a
> second copy to Postfix which delivered that to the lists also.

[snipped]

> 
> So this duplication occurred before Mailman and even before
> Postfix delivering to Mailman. It could be anything. You could try
> grepping the log for the Message-ID and see if that gives a clue.
> 
> Look for an original arrival being passed to some process that
> returns two copies.

I also use clamav-milter and spamassassin-milter together with
postfix, maybe ones of these is the root cause. Thx for your detailed
help. I think for Mailman this is solved, cause it has nothing to do
with it.

BR
Marco
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