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293753Re: Bulk Mailing Performance

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  • Wietse Venema
    Jun 12, 2013
      > The postfix performance claims made via this thread are far-fetched to say
      > the least. Most postfix users will only see outbound throughput in the
      > range of ~250,000/hour per instance in a production setting. Yet, people on
      > here are claiming 10 million/hour? I guess that would be possible if a
      > sender were to run, say, 40 postfix instances which would be a complete
      > management nightmare of course.
      > Obviously, vendors like Port25 (company behind PowerMTA) and GreenArrow
      > would not be able to make any sales if the benefits of commercial software
      > products v. open source were not substantial.

      Is this a troll?

      I have documented Postfix performance claims on Wikipedia. Be sure
      to read the cautionary note about factors outside of Postfix that
      in practice limit the delivery performance.

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