On Mon, Jun 11, 2001 at 09:51:46AM -0600, Roger Walker wrote:
> I just ran a test where I created a single message file, with all
> headers, and the BCC list was 10,000+ copies of my own address on a remote
> domain. I used qmail-inject to send the message.
>
> What I expected to happen was for the local QMAIL to make a single
> connection to the remote domain, deliver the single message, and have the
> remote system make 10,000+ deliveries to the remote account.
Nope.
> The local QMAIL logs seem to indicate that the local system
> actually sent 10,000+ separate messages to the remote domain, possibly in
> small batches. The log appeared to grow in spurts, but I am not sure if
It did 10.000 SMTP connections to send the message 10.000 times total.
> If I can, I'll try to decifer the logs on the remote system to see
> what happened, but I am wondering (asking) what QMAIL's behavior is
> supposed to be when there are multiple recipients on a single message being
> sent to a remote domain. Is there only a single copy of the message sent to
> the remote host in a single transaction? Does the local QMAIL break down
> the local message into discrete messages, one per recipient, and then send
> them to the (same) remote host?
Yes. qmail always handles only one recipient per SMTP connection.
Greetz, Peter
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