Have you looked at the logs for the time when it is using 100% cpu to see what it's doing at that time? Any chance you have some users with extremely large mailboxes? Did you apply 8.01 HF1?
Tripp ----- Original Message ----- From: "Paul Lupo" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Friday, July 25, 2003 4:10 PM Subject: [IMail Forum] IMail 8.01 Problems - Queue Manager > After installing IMail version 8.0 in June, we noticed the Queue > Manager, over a period of 3-4 days, beginning to consume more and more > CPU time until it completely hogged 100% of the CPU. Outside SMTP > connections were being refused, POP and Web Messaging users could not > send/receive messages, etc. After working with Ipswitch technical > support over a period of several days, we were told that other users > were having similar problems, and that a fix would be out in July. In > the meantime, we downgraded to 7.15, and things went back to normal. > > In mid-July, we downloaded version 8.01, and, at first, it appeared it > was working better. Queue Manager was still hogging 100% of the CPU > time, but in short bursts of no more than 5 seconds. However, over a 2 > week period, Queue Manager slowly increased its demand on the CPU, and > eventaully started hogging the CPU 100% of the time. Restarting the > Queue Manager and SMTP services did nothing to alleviate the demand. > Also, creating a new, empty spool directory did not fix the problem. The > queue (spooler) typically has less than 30 messages in it at any given > time. We ended up reverting back to 7.15, but now it is consuming 100% > of the CPU for long periods of time. > > The symptoms remind me of the first US Robotics 56K modem 'sprial of > death' problem where the modem would slowly decrease its data rate until > it stopped passing data altogether. > > Is any one else having the same or similar problems with 8.01? We are > extremely disappointed in this product. > > > > > > > To Unsubscribe: http://www.ipswitch.com/support/mailing-lists.html > List Archive: http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ > Knowledge Base/FAQ: http://www.ipswitch.com/support/IMail/ > To Unsubscribe: http://www.ipswitch.com/support/mailing-lists.html List Archive: http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ Knowledge Base/FAQ: http://www.ipswitch.com/support/IMail/
