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*nix magazine FreeX will publish an article of mine covering the topic of building realiable, highly-available authentication database backends for Dovecot mail servers.

Key topics in this essay:


  • Optimize Dovecot for optimium performance

  • How to use caching and prefetching to reduce load

  • What to consider when bumping up process and session limits

  • How to scale well beyond hundred thousands of users

  • Load distribution using replication

  • Protecting the backend database against rogue brute force attacks



Read more on this in upcoming FreeX issue 2'2011, available on February 2nd 2011.



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