[Dovecot] pop3-throttle

[Timo Sirainen]

On 27.6.2012, at 14.55, Emmanuel Dreyfus wrote:

> On Wed, Jun 27, 2012 at 12:50:20PM +0300, Timo Sirainen wrote:
>> What mailbox format do you use? This shouldn't be a problem with for
>> example mdbox, probably not with sdbox either and with mbox/maildir
>> there are settings that can improve this.
> 
> This is mbox.
> 
>> Or are you not talking about opening the mailbox, but about clients
>> redownloading all the mails all the time?
> 
> I don't think the client downloads the whole mailbox each time. It 
> takes so long on a 1 GB mbox that the users would have complained. 
> However, I can see a lot of disk I/O activity for pop daemon operating
> on the bigger mbox (easy to spot looking at the process uid)

Try mbox_very_dirty_syncs=yes