[Dovecot] Performance-Tuning

[Timo Sirainen]

On 8.11.2011, at 16.03, Morten Stevens wrote:

> We have switched our mailbox storage format from maildir to mdbox!
> 
> Maildir is a disaster. (too many small files) After the migration to mdbox the performance has improved significantly.
> 
> Conclusion: mdbox is great and much better performance than maildir! I would also recommend ext4.

You don't happen to have any specific numbers/graphs that can be used to compare maildir vs. mdbox in the same hardware? I'd be interested in seeing those, such as a graph of disk iops spanning a month before/after mdbox switch.