[Dovecot] Urgent problem with deleting emails and maildirsize

[David Favor]

You may also consider using an inotify tool like inotifywait
to build up a list of maildirs to be expunged, then run an
imaptool on the clock every hour, with an extreme nice priority,
to do a background expunge.

Eduardo M KALINOWSKI wrote:
> On Qui, 02 Jul 2009, Jose Luis Marin Perez wrote:
>> Thanks for your response Eduardo.
>>
>>  Apologies to the list by the rush and lack of information when 
>> reporting a problem.
>>
>> One of the webmails is configured so that when delete some
>> mail move to Trash directory, I have no problem here because I've
>> configured Dovecot to ignore this folder to quota
>>
>>  The other
>> two webmails are not configured to use the Trash directory and when you
>> delete some mail will be maintained in the INBOX but it shows shading
>> and the server adds the flag T:
>>
>>  1244457746.11461.domain.com, S = 5413:2, ST
>>
>>  So no updates maildirsize and quota does not change, this may result 
>> in the accounts quickly reach 100% usage.
> 
> The quote does not change because the mail is not deleted. It's only 
> marked as deleted (T flag). Once the folder is expunged (that's how IMAP 
> call it; your webmail mail give a different name for this action) all 
> mails flagged as deleted are actually deleted and space is released.
> 
> The easiest solution would be to use a Trash folder also for this 
> domain. Or, if you do not want that, you'll have to instruct your users 
> to expunge their folders when they want to claim space. I believe there 
> is also a plugin that should do automatic expunging, but I don't known 
> when it's triggered.
> 
> 


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