Greg Sims:
> Here are the stats from this morning:
>
> * email arrival rate: 1,000/minute
> * outlook.com email sent: 7,113
> * MaxConnections: 17
>
> MaxConnections increases with the email arrival rate. It is consistent day
> to day at a given email arrival rate. We are currently running four
> outlook transports on different ip addresses with connection caching
> disabled. Each of these transports are running two processes.
>
> Three possibilities come to mind:
>
> (1) continue to ignore the MaxConnection Messages/Deferrals
> (2) reduce the number of processes per transport to 1
> (3) reduce the number of outlook transports to 2
>
> I do not believe (3) will help as I believe outlook servers are watching
> connections on a per ip basis from looking at the maillogs. I'm leaning
> towards (2) but I am not sure of the ramifications of running one process
> per transport. Perhaps there are other solutions I have not considered.
17 deferrals out of 7,113 deliveries is not bad.
Wietse
