[Mailman-Users] Newbie question

J C Lawrence claw at kanga.nu
Wed Dec 25 06:36:32 CET 2002

On Tue, 24 Dec 2002 10:59:39 -0500 
Rob Jolliffe <robert at creativemfg.ca> wrote:

> My QoS is low.  99% should be fine.  99.9% would be fantastic.  This
> is a volunteer list.

QoS in this sense is the latency between a message starting to be
broadcast and all copies to non-slow MXes delivered.

> Here's a simple question I hope.  If I pass-through my messages to an
> external SMTP server - does Mailman do the parsing of the messages
> into the different MX domains or does it leave that up to the SMTP
> server?  

Mailman does no parsing or processing of mail beyond adding list
specific headers and attaching bundles of RCPT TO addresses to messages
as it passes them to the MTA.

> In other words does it send the SMTP server 10 messages with 100
> addresses (for 1000 user list), or does it pre-parse the list into
> domains and then send them?

The former.

> 5 minutes is a starting point, but not necessarily what we will
> ultimately settle for.

For that sort of problem domain I'd be happy with an hour or less.

J C Lawrence                
---------(*)                Satan, oscillate my metallic sonatas. 
claw at kanga.nu               He lived as a devil, eh?		  
http://www.kanga.nu/~claw/  Evil is a name of a foeman, as I live.

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