Thunderbird sync time? (reverse quota warning)

[Gedalya]

On 04/16/2015 05:47 AM, Gedalya wrote:
> On 04/16/2015 05:40 AM, E.B. wrote:
>> For reverse quota warning, it looks like webmail works nice.
>>
>> quota_warning3 = -storage=100%% quota-warning below %u # user is no 
>> longer over quota
>>
>> But using thunderbird I deleted enough messages to go below
>> quota and I deleted them from trash folder too. But mail log
>> does not show thunderbird connecting to imap to actually
>> delete mails and get the trigger below quota warning msg.
>>
>> It's i thinks a thundrbrd behavior but i wonder if anyone on
>> this list knows how it works? Do i just keep waiting for it
>> to sync eventually? or???????
>>
>> TIA!
> Try to right-click a folder and click "compact". That should trigger 
> an expunge.
> There are additional configuration items under account settings. You 
> can make TB expunge on exit, you can turn off local cache to make it 
> more "live" a la webmail...

See more:
http://kb.mozillazine.org/Deleting_messages_in_IMAP_accounts