Re: set maximal_queue_lifetime for incoming and outgoing different ?
- Alexander Grüner wrote:
> Thanks, I will try it like this.Ralf Hildebrandt wrote:
| Why not use delay_warning_time=2h instead?
Our users clamoured for even shorter time, so we ended up with:
delay_warning_time = 30m
and I'm quite happy with it (except that a notification
text says: could not be delivered in 0 hours :)
but the text is configurable.
- Listaccount wrote:
> Zitat von Alexander Grüner <agruener@...>:I second that. The 5 day default provides email administrators with a
>> my postfix just relays mails to a Lotus Notes server and the internet.
>> Internet <-> Postfix <-> Lotus Notes
>> My maximal_queue_lifetime is set to 2h which works fine. This
>> relatively small amount is because the users want to know very fast if
>> the mail is not deliverable. Earlier they sent an offer and received 5
>> days later, that it does not work...
> RFC 2821 (section 188.8.131.52) state that you should at least use 4-5 days
> to retry. If you set your value that low you go for trouble with
> slow/overloaded hosts, long greylisting or network outages. Use the
> delay_warning_time instead of breaking e-mail delivery.
> E-Mail is not a real time communication and should not be used as such.
valuable safety net. Like any safety net, you hope that you will never
need it, but it had better work when you do. I've relied on it more than