[horde] IMAP connection initiated for every click in the user interface

[lst_hoe02 at kwsoft.de]

Zitat von adi at ddns.com.au:

> Quoting Michael M Slusarz <slusarz at horde.org>:
>
>> Quoting adi at ddns.com.au:
>>>>> I was using this, indeed. As soon as I disabled it the interface became
>>>>> more responsive due to the number of IMAP connections dropping. However,
>>>>> once disabling this option Horde stopped checking for new mail every 5
>>>>> minutes, as set up.
>>>>
>>>> You probably disabled the incorrect preference.  Disable  
>>>> 'newmail_notify', NOT 'refresh_time'.
>>>
>>> This is what I did: as user, went to Preferences -> Mail -> New  
>>> Mail where I have:
>>> - "Poll for New Mail:" - "Every 5 minutes" in the drop-down.
>>> - "Display notification when new mail arrives?" - unchecked
>>
>> This is correct.
>
> In this case I think I see a problem: if I disable 'newmail_notify',  
> but leave 'refresh_time' set to "Every 5 minutes", my client stops  
> polling for new mail, in fact I don't see any IMAP connections at  
> all. Is it UI-dependant, as in do I have to have Mail window  
> displayed?
>
>> Courier-IMAP is probably the slowest IMAP server out there.  It  
>> also supports none of the new IMAP features specifically tailored  
>> to applications like webmail (e.g. CONDSTORE/QRESYNC, LIST-STATUS)
>
> Confirmed, unfortunately we're stuck with it for quite some time. I  
> wish I was able to switch to Dovecot.

You might try "imapproxy" or something similar to reduce the burden  
for your IMAP server.

Regards

Andreas