[Dovecot] periodic problems with dovecot-1.0rc19 (No authentication sockets found)

[Justin McAleer]

Yes, I've seen some segfaults which coincided with such errors as well. 
It happened for me when I sent a message which was aliased off to 100 or 
so accounts. I haven't been able to troubleshoot it further yet, though.

Mikhail Teterin wrote:
> Hi, Timo!
>
> On the new server running 1.0rc19 people stop being able to login every once 
> in a while. The log messages on the server side are:
>
> Jan 30 12:18:50 bonkers dovecot: pop3-login: No authentication sockets found
> Jan 30 12:18:50 bonkers dovecot: pop3-login: No authentication sockets found
> Jan 30 12:18:59 bonkers dovecot: pop3-login: No authentication sockets found
> Jan 30 12:19:01 bonkers dovecot: imap-login: No authentication sockets found
> Jan 30 12:19:06 bonkers dovecot: pop3-login: No authentication sockets found
>
> Restarting dovecot helps for a while, but then the problem reappears...
>
> The config-file was copied from an older server running 1.0.r15, where we 
> never saw this problem...
>
> The old server ran FreeBSD-4.10/i386. The new one runs FreeBSD-6.2/amd64.
>
> Thanks for any hints! Yours,
>
> 	-mi
>
>