dovecot connections to mysql

[Aki Tuomi]

> On 06 March 2018 at 04:08 David Mehler <dave.mehler at gmail.com> wrote:
> 
> 
> Hello,
> 
> I'm running a virtual mail hosting system with MySQL as a backend for
> dovecot to do it's authentication against. I am getting intermediant
> failures when users attempt mail-related tasks such as checking their
> inbox or setting up an alias. The error is to many connections.
> 
> Any ideas?
> 
> Thanks.
> Dave.

Increase number of allowed connections in your MySQL server, or use auth cache.

Aki