[Mailman-Users] Sending bulk mail (400,000 users)

Phoenix Kiula phoenix.kiula at gmail.com
Sat Apr 11 18:09:37 CEST 2009

Sorry,also one more question:

(4)  What is a good way to add about 400,000 users? Can I save these
in a huge text file and then use the upload function in the mailman
web interface? I wonder if this will crash my server. (I could do it
in batches of 100,000 or so).


On Sat, Apr 11, 2009 at 9:38 PM, Phoenix Kiula <phoenix.kiula at gmail.com> wrote:
> Hi. I need to send annoucements to a large opt-in list.
> Having never done this before and not being now confident if PHP's
> mail() can manage it, I was pointed to mailman.
> My questions:
> (1) Is it possible for mailman to send emails where the "to:" header
> has the email of a specific recipient? It's more personal than sending
> to a common email address.
> (2) Secondly, on a 2GB memory server with fast SATA hard disks, is
> sending email to 400,000 users possible with mailman? Will it
> automatically take care of delays etc between batches of sending?
> (3) How can I make sure that the emails sent honor my DNZ zone records
> and pick up my SPF settings, and my Domain Keys? Or is that something
> the receiver's email client does as long as these are validly
> published on my domain?
> Thanks for any thoughts! Hope my questions are not too newbie.

More information about the Mailman-Users mailing list