[Dovecot] 2.0.5 Error: Timeout waiting for handshake from auth server.

[Veiko Kukk]

On 10/21/2010 06:42 PM, Timo Sirainen wrote:
> auth process is hanging or imap-login is connecting to wrong server.
>
> First try deleting everything from Dovecot's base_dir (/var/run/dovecot/
> or something).
Deleted everythind under that folder.
Didn't help...

> If that doesn't help, show your doveconf -n output.
# 2.0.5: /etc/dovecot/dovecot.conf
doveconf: Warning: service auth { client_limit=4096 } is lower than 
required under max. load (4896)
# OS: Linux 2.6.18-194.17.1.el5 x86_64 CentOS release 5.5 (Final)
auth_cache_size = 4 k
auth_failure_delay = 5 secs
auth_worker_max_count = 800
base_dir = /var/run/dovecot/
first_valid_gid = 16777216
first_valid_uid = 16777216
info_log_path = /var/log/dovecot/info.log
last_valid_gid = 33554431
last_valid_uid = 33554431
listen = *
log_path = /var/log/dovecot/error.log
mail_fsync = never
mail_location = maildir:%h/Maildir
passdb {
   args = cache_key=%u dovecot
   driver = pam
}
protocols = imap
service auth {
   user = root
   vsz_limit = 1 k
}
service imap-login {
   process_limit = 800
   process_min_avail = 50
   service_count = 1
}
service imap {
   process_limit = 4096
   vsz_limit = 4 k
}
ssl_cert = </etc/pki/dovecot/certs/imap.cert
ssl_key = </etc/pki/dovecot/private/imap.key
userdb {
   args = blocking=yes
   driver = passwd
}
protocol lda {
   postmaster_address = postmaster at myhost.ee
}

> Also once started, show "ps aux|grep dovecot" output and "strace -tt
> -p `pidof auth`" output for a few seconds.

Strange, but I don't even have dovecot-auth process... :(
When starting, Dovecot gives some warnings, but nothing fatal:

# /etc/init.d/dovecot restart
Stopping Dovecot Imap:                                     [  OK  ]
Starting Dovecot Imap: doveconf: Warning: service auth { 
client_limit=4096 } is lower than required under max. load (4896)
Warning: service auth { client_limit=4096 } is lower than required under 
max. load (4896)
                                                            [  OK  ]

-- 
Veiko