It could be a DOS attempt on the SMTP server but I can't tell unless protocol logging is enabled. Sometimes a DOS attack on an SMTP server consists of holding the connections open until the server cannot handle additional requests.
Regards, Howie ----- Original Message ----- From: "Stephen Garrett" <[EMAIL PROTECTED]> To: "inFusion Support List" <[EMAIL PROTECTED]> Sent: Tuesday, December 16, 2003 1:36 PM Subject: [iMS] SMTP server stuck in loop > > Howie, > > This morning I found the SMTP server stuck in some sort of loop, running > 99% CPU. I could see memory for the process cycling up and down during > this occurance. I tried Pausing the process via the configurator, then > tried to Stop the process via the configurator with no apparent effect. > I got called away for about 40 minutes, when I got back the SMTP process > was gone and the configurator showed it as stopped. The SMTP log entries > showed: > > 12/16/2003 09:10:35 AM [1025] WARNING: Server paused - 1 active threads > 12/16/2003 09:11:11 AM [1026] WARNING: Server paused - 1 active threads > 12/16/2003 09:11:21 AM [1025] WARNING: Server paused - 1 active threads > > And the above lines showed in the middle of processing two emails. > The email on this server is fairly slow right now, about 1400/day. > I have not cut everything over to this server fromt he old just in > case something like this happened. > > Any ideas? > The SMTP server version is 2.6 > > Btw, This is the first time I have seen this since I first installed roughly > 6 weeks ago. > > Steve > ==^======================================================= This list server is Powered by iMS "The Swiss Army Knife of Mail Servers" -------------------------------------------------------------------------------------- This list is provided as a free service. Although we will try to address issues in a timely manner, support via this list is not guaranteed. If you require expedited support then a support contract is required. Support may be purchased from http://www.coolfusion.com/commerce. Details regarding support options may be reviewed at: http://www.coolfusion.com/SupportOptions.cfm -------------------------------------------------------------------------------------- To leave this list please complete the form at http://www.coolfusion.com/Support/ Need an iMS Developer license? Sign up for a free license here: http://www.coolfusion.com/Developers/ List archives: http://www.mail-archive.com/infusion-email%40eoscape.com/ Note: You are subscribed as [EMAIL PROTECTED] ==^=======================================================
