[Dovecot] Imap Quota Exceeded - But Still Receiving Emails?

[Daniel L. Miller]

On 1/25/2012 2:01 AM, Palatine Web Support wrote:
> On 2012-01-25 05:38, Daniel L. Miller wrote:
>> On 1/24/2012 8:35 AM, Palatine Web Support wrote:
>>>
>>> Here is my dovecot config:
>>>
>>> plugin {
>>>   quota = maildir:User Quota
>>>   quota_rule2 = Trash:storage=+100M
>>> }
>> [..]
>>>
>>> So it picks up my set quota of 3MB but dovecot is not rejecting 
>>> emails if I am over my quota.
>>>
>>> Can anyone help?
>>>
>> Is the quota plugin being loaded?  What is the output of:
>>
>> doveconf | grep -B 2 plug
>
> The modules are being loaded. From the log file with debugging enabled:
>
> Jan 25 09:59:58 mail dovecot: IMAP(xxx at xxx.com): Loading modules from 
> directory: /usr/lib/dovecot/modules/imap
> Jan 25 09:59:58 mail dovecot: IMAP(xxx at xxx.com): Module loaded: 
> /usr/lib/dovecot/modules/imap/lib10_quota_plugin.so
> Jan 25 09:59:58 mail dovecot: IMAP(xxx at xxx.com): Module loaded: 
> /usr/lib/dovecot/modules/imap/lib11_imap_quota_plugin.so
> Jan 25 09:59:58 mail dovecot: IMAP(xxx at xxx.com): Effective uid=150, 
> gid=8, home=/var/vmail/xxx.com/support
> Jan 25 09:59:58 mail dovecot: IMAP(xxx at xxx.com): Quota root: name=User 
> Quota backend=dirsize args=
> Jan 25 09:59:58 mail dovecot: IMAP(xxx at xxx.com): Quota rule: root=User 
> Quota mailbox=* bytes=3145728 messages=0
> Jan 25 09:59:58 mail dovecot: IMAP(xxx at xxx.com): Quota rule: root=User 
> Quota mailbox=Trash bytes=104857600 messages=0
> Jan 25 09:59:58 mail dovecot: IMAP(xxx at xxx.com): maildir: 
> data=/var/vmail/xxx.com/support
> Jan 25 09:59:58 mail dovecot: IMAP(xxx at xxx.com): maildir++: 
> root=/var/vmail/xxx.com/support, index=, control=, 
> inbox=/var/vmail/xxx.com/support
> Jan 25 09:59:58 mail dovecot: IMAP(xxx at xxx.com): Namespace : Using 
> permissions from /var/vmail/xxx.com/support: mode=0700 gid=-1
> Jan 25 09:59:58 mail dovecot: IMAP(xxx at xxx.com): Disconnected: Logged 
> out bytes=82/573
> Jan 25 09:59:58 mail dovecot: IMAP(xxx at xxx.com): Disconnected: Logged 
> out bytes=269/8243
>

I don't know if it makes any difference, but in your config file, try 
changing:
plugin {
   quota = maildir:User Quota

to

plugin {
   quota = maildir:User quota

(lowercase the "quota")

-- 
Daniel