[Dovecot] cluster with dsync mirror

[Marc Perkel]

  What do you use now?

On 8/16/2010 6:27 AM, Patrick Domack wrote:
> I used a setup like this, to sync mail between 3 different 
> datacenters, in a multimaster setup.
>
> For this I used unison, running every 28seconds. And it worked well 
> for two years, before I changed to a better approach. Older versions 
> of dovecot didn't like the moves very much (pre 1.0), but when I 
> upgraded it to 1.0.x versions, it seemed to be happy. I discontinued 
> it before 1.1 was out.
>
>
> Quoting Bryan Vyhmeister <dovecot at bsdjournal.net>:
>
>> I have an idea for running a pair of redundant dovecot mail servers
>> that may be odd but it might work. I'm interested in any thoughts on
>> the topic.
>>
>> Would it work to run 'dsync mirror' every minute against either mdbox
>> or sdbox mailbox on a dedicated network connection between two (or
>> potentially three or four) mail servers? I'm trying to avoid using a
>> NAS/SAN or some other dedicated NFS server in a simple environment
>> with a limited number of users. Everything else about the systems
>> could be identical. Both could receive mail using Postfix with dovecot
>> LDA. Thank you.
>>
>> Bryan
>>
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