Re: [courier-users] List of suppressed addresses

[Pawel T. <pt...@uw...>]

Milan Obuch <cou...@di...> writes:

> On Friday 30 March 2007, Pawel Tecza wrote:
[...]
>> Hi Sam,
>>
>> Thanks a lot for your answer!  I still don't understand why status
>> of delivery failure can be A (accepted)?  I was thinking that
>> delivery failure means that delivery is either failed or deffered.
>
> Hi, Pawel,
>
> it's simple - just the last line for given address is valid, if there are 
> more. Think about this simple scenario:
>
> Mailbox for a@a.com has quota 10 MB. There are messages in there, size is 
> total 8.9 MB.
> New message comes in, size 1.2 MB. Quota comes in effect, this message is 
> temporarily rejected.
> Line <timestamp> Da@a.com gets added into track file.
>>From this point on, whenever new message for a@a.com is seen by
> esmtpd, it is 
> rejected with 4xx message.
> Then, some time after, user empties its mailbox.
> Some time later, courier 'sees' that (no detail here, I did not studied it 
> into deep, but this is not relevant for our purpose either) and ads 
> <timestamp> Aa@a.com into track file.
> Now messages for a@a.com are accepted, again.
>
> The key bit of information is - records into track files are only
> appended, not removed, not rewritten.

Hello Milan,

If it's true, then I can understand it now :)  Thank you for your
explanation!

BTW, Courier should accept the new message with 1.2 MB size from
your example.  It rejects next messages when user's Maildir
is over quota.

Have a nice day in Slovakia :)

Pawel