slow logins over login_trusted_network

[Thomas Zajic]

* Wojciech Puchar, 16.12.19 15:54

> i've upgraded dovecot on my server to 2.3.9
> 
> works properly but saslauthd that uses it for rimap authentication over 127.0.0.1 works SLOW. You need to wait 15-20 seconds before authentication.
> 
> only imap login over 127.0.0.1 is slowed down, while over any other IP is quick.
> 
> i had this problem with older version of dovecot but it was about adding
> login_trusted_networks = 127.0.0.1
> 
> but i already have this and logins is slow.
> 
> how to disable throttling (or better - put other limits) for 127.0.0.1?

https://wiki2.dovecot.org/Upgrading/2.3 - look for "Localhost Auth Penalty"

HTH,
Thomas