[Dovecot] Scalability plans: Abstract out filesystem and make it someone else's problem

[Timo Sirainen]

On Aug 12, 2009, at 6:54 PM, Daniel L. Miller wrote:

> Do the indexes contain any of the header information?

Yes.

>  In particular, since I know nothing of the communication between  
> IMAP clients & servers in general, is the information that is shown  
> in typical client mail lists (subject, sender, date, etc.) stored in  
> the indexes?

Yes. Dovecot adds to cache file those headers that the client requests.

>  I guess I'm asking if any planned changes will have an impact in  
> retrieving message lists in any way.

Usually not. Unless client fetches the entire header. Some do I think,  
but usually not.