[Mailman-Users] big lists, big messages

[J C Lawrence]

On Sun, 13 May 2001 08:46:57 -0700 (PDT) 
alex wetmore <alex at phred.org> wrote:

> My mailman installation talks to the Windows 2000 SMTP MTA, where
> there are no performance problems with having the batching set to
> a very high number.  Multiple queues can send out the same message
> at the same time.  Using high SMTP_MAX_RCPTS numbers results in a
> lot less disk activity and also means that all of my mail going to
> hotmail.com or aol.com can get sent in one transaction.

There's reason to keep the RCPT TO envelope reasonably small to
prevent triggering some ISP's SPAM traps.  Specifically, this
appears to be one of the filter points that AOL uses (and of course
it then drops the caught mail silently without a bounce of warning).

-- 
J C Lawrence                                       claw at kanga.nu
---------(*)                          http://www.kanga.nu/~claw/
The pressure to survive and rhetoric may make strange bedfellows