[Dovecot] Multiple postfix + single dovecot - optimal configuration

[Robert Schetterer]

Tomek schrieb:
> Hello,
> 
> I want to setup dovecot with two postfix servers on three machines:
> - dovecot - with huge amount of disk space - where all user emails will
> be kept,
> - postfix1 - with greylisting, amavisd-new (spamassassin, clamav, etc),
> with mysql backend,
> - postfix2 - same as postfix1.
> MX priority will be set to the same value for both postfix machines.
> 
> For now I don't know how to "glue" these severs:
> - if I should install dovecot on both postfix and use third servers as a
> NFS share?
> - or maybe it is possible to communicate with dovecot on third server
> via LMTP?
> - or should I run third postfix daemon (without antyspam etc - simple
> configuration) on the same machine as dovecot only for delivering local
> mails?
> 
> I will be grateful for any advice, howto or good practices example.
> 
examples with Ha loadbalancing setups were discussed before on this list
look at list archives will give you starting points

-- 
Best Regards

MfG Robert Schetterer

Germany/Munich/Bavaria