[Dovecot] Problems with the IMAP proxy after upgrading from dovecot 1.1.16 to 1.211
Holger Richter
holger.richter at klst.com
Mon Jun 7 15:24:13 EEST 2010
>> May 7 14:47:42 ttt dovecot: auth(default):
>> worker-server(uid,yyy.yyy.yyy.yyy): Aborted: Lookup timed out
>> May 7 14:47:42 ttt dovecot: auth-worker(default): mysql: Connected to
>> lll.lll.lll.lll (imapauth)
>
> "Lookup timed out" really shouldn't be happening.. That sounds like
> Dovecot's MySQL connections hangs after a while? You have some stateful
> firewall between Dovecot and MySQL that drops idling connections and
> afterwards starts dropping the connection's packets?
Indeed, there is a firewall with stateful inspection between Dovecot
and MySQL. The only workaround is a downgrade to Dovecot 1.1.20. I
think my problem has to do with the changes in
src/auth/auth-worker-server.c in changeset 8859.
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