On Thu, 2009-09-03 at 11:07 -0400, David Halik wrote: > Dovecot finally wedged silently and without complaint, becoming > completely unresponsive. I had to kill -9 it this morning in order to > restart the service.
Hmm. That sounds strange. > Once possibility I considered was that the dovecot > user process limit was reached, but this is set to 1024, and I didn't > see any errors or warnings anywhere in the logs. > > login_max_processes_count = 256 > max_mail_processes = 1024 max_mail_processes doesn't matter, because no imap/pop3 processes are created for failed logins. > Any suggestions on what I could tweak to prevent this from happening in > the future? login_process_per_connection=no makes it possible to handle a lot more connections. http://wiki.dovecot.org/LoginProcess
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