On Mon, 19 Dec 2022, Johnnie W Adams via Exim-users wrote:
> Hi, folks,
>
> Twice recently, my outbound SMTP server has stopped working for no
> apparent reason. There's nothing in the logs but this:
>
> Dec 19 10:02:22 mailserver2 systemd: Starting Postfix Mail Transport
> Agent...
>
> Dec 19 10:02:22 mailserver2 systemd: Stopping Exim Mail Transport Agent...
>
> Dec 19 10:02:22 mailserver2 systemd: Stopped Exim Mail Transport Agent.
>
> Dec 19 10:02:22 mailserver2 systemd: Started Postfix Mail Transport Agent.
>
> This is new behavior. Postfix had (I thought) been happily passing
> mail off to Exim until just recently. What's up?
Exim knows nothing about systemd.
What OS is this ?
My guess is that systemd "knows" that you can't have two mail servers
running at the same time.
--
Andrew C. Aitchison Kendal, UK
andrew@???