perdition (was ZFS for Cyrus IMAP storage)

[Rob Mueller]

> You perhaps think we are adding Perdition to the mix, and assuming we
> have a single box that might get overloaded.  No, we've had Perdition 
> running on a load-balanced pool of 4 Linux boxes for about a year and a 
> half.  This was our abstraction to hide the 10+ UW-IMAP servers from the 
> user population and to ease account migration between mail-stores.  I 
> expect this migration will take some months to complete, and the ability 
> to hide from the user what mail-store they are on will be essential.  I 
> imagine we'll keep using Perdition I can't see a compelling reason at the 
> moment to move to a Murder setup. .

I'd recommend switching to nginx from perdition. Although you'll have to 
write your own authentication server, that's pretty easy with perl + 
Net::Server, and the overhead of nginx with a large number of connections is 
a lot smaller than perdition.

http://blog.fastmail.fm/?p=592

Rob