[Dovecot] Spliting Folders for Efficiency

[Daniel Watts]

Chris Laif wrote:
> On 10/11/07, Daniel Watts <d at nielwatts.com> wrote:
>> Dear Timo,
>>
>> Would there be any sense in giving Dovecot the option to split folders
>> into multiple subfolders when they reached a specified size (probably
>> message count) limit?
>>
> 
> Many modern file systems offer the possibility to use optimized
> directory indexes. Listing these directories scales very well.
> Splitting files into subdirectories would have a negative effect: You
> have to walk through every directory and merge all file names into one
> data table.
> 
> Chris
> 

That is true. But it still leaves the motivation of being able to store 
rarely accessed 'old' mail in a separate, perhaps remote, location which 
I can see as valuable. Even though storage is pretty cheap, expensive 
disks...are not cheap =)