#default_process_limit = 100 #default_client_limit = 1000 # Default VSZ (virtual memory size) limit for service processes. This is mainly # intended to catch and kill processes that leak memory before they eat up # everything. #default_vsz_limit = 256M # Login user is internally used by login processes. This is the most untrusted # user in Dovecot system. It shouldn't have access to anything at all. #default_login_user = dovenull # Internal user is used by unprivileged processes. It should be separate from # login user, so that login processes can't disturb other processes. #default_internal_user = dovecot service imap-login { inet_listener imap { port = 143 } inet_listener imaps { port = 993 ssl = yes } inet_listener imap_haproxy { port = 10143 haproxy = yes } inet_listener imaps_haproxy { port = 10993 ssl = yes haproxy = yes } # Number of connections to handle before starting a new process. Typically # the only useful values are 0 (unlimited) or 1. 1 is more secure, but 0 # is faster. #service_count = 1 # Number of processes to always keep waiting for more connections. #process_min_avail = 0 # If you set service_count=0, you probably need to grow this. #vsz_limit = $default_vsz_limit } service pop3-login { inet_listener pop3 { #port = 110 } inet_listener pop3s { #port = 995 #ssl = yes } } service submission-login { inet_listener submission { #port = 587 } } service lmtp { unix_listener /var/spool/postfix/private/dovecot-lmtp { mode = 0600 user = postfix group = postfix } } service imap { # Most of the memory goes to mmap()ing files. You may need to increase this # limit if you have huge mailboxes. #vsz_limit = $default_vsz_limit # Max. number of IMAP processes (connections) #process_limit = 1024 } service pop3 { # Max. number of POP3 processes (connections) #process_limit = 1024 } service submission { # Max. number of SMTP Submission processes (connections) #process_limit = 1024 } service auth { unix_listener /var/spool/postfix/private/auth { mode = 0660 user = postfix group = postfix } } service auth-worker { # Auth worker process is run as root by default, so that it can access # /etc/shadow. If this isn't necessary, the user should be changed to # $default_internal_user. #user = root } service dict { # If dict proxy is used, mail processes should have access to its socket. # For example: mode=0660, group=vmail and global mail_access_groups=vmail unix_listener dict { #mode = 0600 #user = #group = } }