[Dovecot] hide sieve folder from imap clients

[Christopher Stolzenberg]

2011/6/27 Stephan Bosch <stephan at rename-it.nl>:
> Op 27-6-2011 14:04, Christopher Stolzenberg schreef:
>>
>> 2011/6/27 Benny Pedersen<me at junc.org>:
>>>
>>> On Mon, 27 Jun 2011 13:24:39 +0200, Christopher Stolzenberg wrote:
>>>>
>>>> mail_home = /var/vmail/%d/%n
>>>
>>> mail_home = /var/vmail/%d/%n/.maildir
>>>>
>>>> sieve_dir = /var/vmail/%d/%n/sieve/
>>>
>>> sieve_dir = /var/vmail/%d/%n/.sieve
>>
>> Can you explain that?
>>
>
> Basically, the solution is not to put your sieve storage (sieve_dir=) or
> active sieve script (sieve=) inside your mail directory. The above fixes
> this by giving the mail its own sub-directory (the '.' prefix is not
> necessary).
>
> Regards,
>
> Stephan.
>

And what happens with existing imap accounts? Migration necessary?

Will I lose much performance by maildir_stat_dirs = yes on an ext4
filesystem with my current workaround?

--
Christopher