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Subject: Re: Large job submissions
From: John Pettitt (jppcloudview.com)
Date: Tue Jul 04 2000 - 22:40:32 CDT

At 08:25 PM 07/04/2000, Francisco Reyes wrote:
>On Tue, 4 Jul 2000 03:06:15 -0500 (CDT), Jonathan Bartlett
>wrote:
>
> >I don't think that there is any way to bring a machine to a halt
> >using Postfix like you can with sendmail.
>
>That is very good news.
>I will do some testing, but I am leaning towards trying between
>50 and 100 SMTP agents.
>
> >Also, these mails are dynamically generated, so each is a separate message,
> >while you are probably just sending one message with 20,000 recipients.
> >Jon
>
>Ours are also dynamically generated.
>We control the program that submits the emails. Will it help if
>we put a small pause every 100 or 1000 emails? What pause would
>help? Is there even a way to measure this? (i.e. messages in
>que so I can see how well we are keeping up with the program
>sending the emails).
>
>francisco

We ran our mail server at beyond.com on postfix and would regularly throw
250,000+ discreet messages at it as fast as it would take them. The only
limitations seemed to be disk space on the server (a Sun Ultra 2200). I
would not bother adding a pause unless you get problems.

John
John Pettitt Email: jppcloudview.com

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