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Re: Lack of performance using utl_smtp

From: Ulrik Hoffmann <ulrik.peer_at_hoffmann-kiel.de>
Date: Fri, 16 Feb 2001 11:39:24 +0100
Message-ID: <96j050$l1pul$1@ID-13717.news.dfncis.de>

> I'm using utl_smtp to send emails out of the database, but I'm having
> serious performance troubles.
>
> I'm sending the exact same email to 800 persons, when I send it it will
 take
> approx 150 minutes to complete this task.
>
> I've measured it and utl_smtp only sends approx 5 messages each minute!!!
>
> Anyone familiar with this problem and a possible solution?

yep, I had the same problem. Increased Java-Pool up to 50M and the main thing was the HELO-String. The performance of the system dramatically inreased (5 Mails a second) as I changed the HELO-command to the name of the smtp-host. like this:

smtp := UTL_SMTP.Open_Connection( SMTP_Host);

UTL_SMTP.HELO( smtp, SMTP_Host );

hth,
Uli Received on Fri Feb 16 2001 - 04:39:24 CST

Original text of this message

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