[Dovecot] TLS / SSL login with Thunderbird very slow ?

[mouss]

Matthias Andree a écrit :
> On Sat, 24 Jan 2009, Marko Weber | Salondigital.de wrote:
> 
>> Hi ,
>> i use dovecoz 1.1.4 with TLS / SSL only.
>> i takes up to ~10 seconds that Thunderbird login and send the mail.
> 
> "send the mail" has nothing to do with Dovecot, but with the SMTP
> server, such as Exim (which may try ident queries that your client
> possibly firewalls) or Postfix.
> 

including reverse dns lookup problems.

>> why is this so slow?
>> any chance to speed up this ?
> 
> Figure out what takes so long (Wireshark or tcpdump) - do not only log
> Dovecot queries.
>