Quota questions

Edgaras Lukoševičius edgaras.lukosevicius at gmail.com
Thu Mar 14 16:57:49 EET 2019


Yes, filesystem quotas.

On 14/03/2019 16:55, Peter Hudec via dovecot wrote:
> Hi,
>
> by XFS do you mean filesystem quotas, yes ?
>
> 	regards
> 		Peter
>
>> On 14 Mar 2019, at 15:19, Edgaras Lukoševičius via dovecot <dovecot at dovecot.org> wrote:
>>
>> I was fighting domain quota for a long time, too. And I was never really successful at it, because group/domain quotas have multiple problems, and domain quota recalc is just one of them :)
>>
>> After a long trial and error I ended up implementing XFS project quotas.
>>
>> On 14/03/2019 15:14, Peter Hudec via dovecot wrote:
>>> Hi all,
>>>
>>> I’m a little bit confused about the quota plugin in dovecot and fighting the the issues the people had years ago. I spent readingg the old archives and the mailing list for 3 days and not able to get work some features. Single user quota is fine and simple, the group quota /for example domain based/ makes me unhappy.
>>>
>>> Setup: CentOS7, dovecot comunity repo, dovecot 2.3.5
>>>
>>>
>>> 1) domain quota recalc
>>> domain quota recalc do not work properly. The domain qouta usage is worknig well, hwhen receiving/deleting mail, generaly if the operations are incremental.
>>> But if I run domain quota recalc, the doveadm is setting the domain quota after each user calculation, that means the domain quota is set to the last user.
>>>
>>> 2) multiple quota roots and rules
>>> According the documentation, there could be possible, from the sample configuration file
>>>
>>> # Multiple quota roots are also possible, for example this gives each user
>>> # their own 100MB quota and one shared 1GB quota within the domain
>>>
>>> plugin {
>>>    quota = dict:User quota::proxy::quota
>>>    quota2 = dict:Group quota:%d:proxy::quota_domain
>>>    quota_rule = *:storage=1024M
>>>    quota2_rule = *:storage=2048M
>>> }
>>>
>>>
>>> But If I run
>>> [TEST] root at mail-store01.test.host.sk: /etc/dovecot # doveadm quota get -u '*'
>>> Username            Quota name  Type    Value Limit                                                                 %
>>> test01 at test.host.sk User quota  STORAGE     1  1024                                                                 0
>>> test01 at test.host.sk User quota  MESSAGE     1     -                                                                 0
>>> test01 at test.host.sk Group quota STORAGE     7     -                                                                 0
>>> test01 at test.host.sk Group quota MESSAGE     3     -                                                                 0
>>> test03 at test.host.sk User quota  STORAGE     7  1024                                                                 0
>>> test03 at test.host.sk User quota  MESSAGE     3     -                                                                 0
>>> test03 at test.host.sk Group quota STORAGE     7     -                                                                 0
>>> test03 at test.host.sk Group quota MESSAGE     3     -                                                                 0
>>>
>>> The idea is to have overall domain quota, but for user able to set it’s personal quota.
>>>
>>> 	regards
>>> 		Peter


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