[prev in list] [next in list] [prev in thread] [next in thread]
List: dovecot
Subject: Re: [Dovecot] Big sites using Dovecot
From: Luca Corti <luca () leenoox ! net>
Date: 2006-09-26 22:19:47
Message-ID: 1159309187.4992.18.camel () cdevo ! cdlan ! it
[Download RAW message or body]
On Thu, 2006-09-21 at 21:16 -0400, Bill Boebel wrote:
> > Are there any big Dovecot sites (say 50,000-100,000) users on this
> > list?
> Yes, Webmail.us. Many multiples of that number :)
Many means in the 10^6 order of magnitude? More?
> 80 backend IMAP servers. 5 front-end IMAP-proxy servers. All running Dovecot. \
> The boxes are single AMD CPU, 1GB RAM, and 4 SATA drives. DRBD used to replicate \
> data between servers.
AFAIK DRBD can replicate data at the block device layer. So I imagine
only half of the backend servers are actually active (with a twin HA
passive host, or you have 80x2 actual servers) and frontends are
redirecting users to the correct backend IMAP server.
Is this correct?
ciao,
Luca
[prev in list] [next in list] [prev in thread] [next in thread]
Configure |
About |
News |
Add a list |
Sponsored by KoreLogic