When installing ZFS ZED for email notifications I run into the following problem:
zfs-zed.service - ZFS Event Daemon (zed)
Loaded: loaded (/lib/systemd/system/zfs-zed.service; enabled; vendor preset: enabled)
Active: failed (Result: exit-code) since Wed 2019-07-24 10:59:08 CEST; 5h 40min...