On Mon, Jan 28, 2013 at 9:35 AM, Valentin Bud <[email protected]> wrote:
>> >> We use cyrus here with approx. 15000 users. >> Just be sure to use a version 2.4.x one. >> > > That's impressive :-). We use dovecot with around 1.000.000 mail accounts :-) Around 10% of these are accessing their mail trough the sogo webmail interface... > > What OS do you use? RHEL5 on the 6 mail backend servers. > LDAP Authentication or other backend? LDAP bind(). > Do you use replication/murder configuration? Is it stable? We use a cluster filesystem (IBM GPFS) for the mailboxes, and dovecot director to spread the load over the backend servers. Because of the cluster filesystem, we don't care which backend a user hits -- only that it's fairly sticky. > Virtual machines or hardware ones? Hardware, because of need for direct SAN access for cluster filesystem. -jf -- [email protected] https://inverse.ca/sogo/lists
