Hi Markus, please see below!
On Wed, 27 May 2009 09:33:27 +0000 [email protected] wrote: > From: Markus Warg <[email protected]> > To: Courier Users <[email protected]> > Subject: [courier-users] sending mail (SMTPS) very slow > Date: Wed, 27 May 2009 10:53:00 +0200 > > Hi, > > > we currently run Courier 0.61.1, and we have the strange problem that > sending mail via smtp + ssl is quite slow. We're talking about 10-15 > seconds from pressing the send button until the mail is sent. > > Compared to an nearby Postfix SMTP with SSL, speed is 5-10 times lower. > > When sending mail from another client (both clients behind an german > T-Com ADSL) I even get timeouts when sending mail, in 99% of the cases > the 1st mail sent to the courier server produces an timeout. The 2nd try > usually works, but is still quite slow. > > We did already tune TCPDOPTS with "-nodnslookup -noidentlookup". > So, you do have a like like this in esmtpd? TCPDOPTS="-nodnslookup -noidentlookup -stderrlogger=/usr/sbin/courierlogger" Did you restart the server? Also, you can login into the server with telnet 127.0.0.1 25 (or replace 127.0.0.1 with your servers IP address) Then try to manually send a mail. > Even setting BOFHCHECKDNS=0 in all esmtpd config files did not speed up > things. > > Load on the server is below 1 usually, the sending delay is always there > and is always of the same duration. > > Any hints, I'm quite clueless where to search further on? > > > kind regards, > > Markus Kind regards, Bernd -- Bernd Plagge - プラゲ ベェアント First Choice Internet Ltd., Tokyo - ファースト・チョイス・インターネット(有) ------------------------------------------------------------------------------ Register Now for Creativity and Technology (CaT), June 3rd, NYC. CaT is a gathering of tech-side developers & brand creativity professionals. Meet the minds behind Google Creative Lab, Visual Complexity, Processing, & iPhoneDevCamp as they present alongside digital heavyweights like Barbarian Group, R/GA, & Big Spaceship. http://p.sf.net/sfu/creativitycat-com _______________________________________________ courier-users mailing list [email protected] Unsubscribe: https://lists.sourceforge.net/lists/listinfo/courier-users
