[pmg-devel] New filter

[Dietmar Maurer]

> On 17 June 2019 at 23:03 Sofiane BENMEKKI <sofiane.benmekki at m2ssi.fr> wrote:
> 
> 
> Indeed, it could generate some latence on mail delivery due to the SQL requests.
> I tested it on server that handles about 10 000 a day and there no serious impact.
> 
> To avoid performance implications it will be better to have a dedicated table updated at same time that statistics and that will reduce query time.
> For now it's not, because my restriction was to not change a lot of PMG core code/structure.

Postfix is also able to limit mail traffic efficiently, for example:

https://wiki.deimos.fr/Postfix:_limit_outgoing_mail_throttling

shows how to limit mails per domain. Won't that work for you also?