On 1.10.2012, at 12.15, FABIO FERRARI wrote: > Occasionally, it happens that the dovecot.log shows this line: > master: Warning: service(imap): process_limit reached, client connections > are being dropped .. > Then, i edited the file /etc/dovecot/conf.d/10-master.conf and set the line > process_limit = 1500
But did you set it inside service imap {}? All of the services have process_limit parameter.