I now have Dovecot in production and things are apparently trouble-free. The one known problem is that initial client inbox load can take 30 seconds - 2 minutes. For instance: 'I got fed up waiting and went and got coffee'...this with a 3MB mbox inbox...and my mail server is a substantial machine consuming 25% CPU just for this person's IMAP session. I realize that a certain amount of performance piggishness is inevitable with large mbox inboxes (the prize goes to the user with a 500MB inbox). Eventually, I plan to move to maildir format, but for now I'm here. Also, we have legacy requirement for procmail, so I can't currently use deliver.

Questions:
1) Any tuning I can do to improve this?
2) Any metrics, troubleshooting I should be doing to better characterize the problem?

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Stewart Dean, Unix System Admin, Henderson Computer Resources Center of Bard College, Annandale-on-Hudson, New York 12504 [EMAIL PROTECTED] voice: 845-758-7475, fax: 845-758-7035

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