Very slow processing of postfix incoming queue

Jerry Benton jerry.benton at
Sat Nov 5 18:30:49 UTC 2016

Change qmgr to fifo is

The install script does this for you. You should use it.

Jerry Benton
+1 844-436-6245 ext 707
sent via mobile

> On Nov 5, 2016, at 14:24, Mark Sapiro <mark at> wrote:
>> On 11/05/2016 10:00 AM, Polleke wrote:
>> As you can in the below logs, processing of the postfix incoming mail
>> queue (after mailscanner scanning the messages...) is veeeeerrrrry slow
>> It takes almost 4 minutes before the postfix quemanager picks op the
>> mail from the incoming queue
> This is really a Postfix qmgr question. You might have more success
> asking on a Postfix list.
> That said, Mailscanner queues the incoming message in Postfix's incoming
> queue in the WriteHeader subroutine in MailScanner/ This
> subroutine updates timestamps on the incoming/ and subordinate
> directories and file, but it doesn't notify qmgr with an 'I' message
> (see man qmgr), but I don't know how to do that.
> There is also a potential race in that it updates the timestamps before
> placing the file in the queue.
> Maybe someone with more knowledge of Postfix internals can help.
> -- 
> Mark Sapiro <mark at>        The highway is for gamblers,
> San Francisco Bay Area, California    better use your sense - B. Dylan
> -- 
> MailScanner mailing list
> mailscanner at
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