Are you running web messaging on port 80 (443 for https)? If so you could be under attack. This will bring the whole server to a crawl. When this happens again here's a few things to check:
1) IN the Taskmanager What are the mem usage, handles, threads for the IMail processes 2) how many established connections show when doing a netstat -a 3) What do the logs look like Eric S ----- Original Message ----- From: "Imail Tom G." <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Wednesday, April 24, 2002 12:15 PM Subject: [IMail Forum] 7.05 HF2 SLOW or stopped smtp > After moving an active install of Imail from one server to another, my new > server is REALLY slow at smtp, or wont run at all! Sending an email can > take anywhere from 10-30 seconds to leave the outbox. And, I can only > accomplish this by running a task to reset smtp every 2 minutes. With > resetting smtp, it fails totally after about 5 minutes. I had to move to > another server, as a MS hotfix hosed the last server. This install has no > more users on it than it did before the move. > > Any ideas on how to get smtp running? > > 1. WIN2000 adv server, dual nics on team, Dual processor, PIII933, 1G ram, > processors around 80%, 700MB ram free > 2. won't install 7.07 until it's proven stable > 3. 80G free on hard drive > 4. 1500-3000MB page file > 5. Sending thru own server or gateway makes no difference in perf > 6. DNS servers are up and running > 7. smtp log files are roughly 25-30MB per day > 8. I have two other imail servers, with nearly identical config, no probs > on those > 9. using imail database > 10. roughly 3600 active users > > Thanks! > Tom > > > Please visit http://www.ipswitch.com/support/mailing-lists.html > to be removed from this list. > > An Archive of this list is available at: > http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ > > Please visit the Knowledge Base for answers to frequently asked > questions: http://www.ipswitch.com/support/IMail/ > Please visit http://www.ipswitch.com/support/mailing-lists.html to be removed from this list. An Archive of this list is available at: http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ Please visit the Knowledge Base for answers to frequently asked questions: http://www.ipswitch.com/support/IMail/
