install inetutils (for hostname) s-nail (for mail) and msmtp-mta , which brings in msmtp as a dependancy

configure /etc/msmtprc

account default
host smtp.balsillie.net
port 465
tls on
tls_starttls off
tls_trust_file /etc/ssl/certs/ca-certificates.crt
auth on
user hv00@balsillie.net
password changeme
from "Hypervisor 00 <hv00@balsillie.net>"
aliases /etc/aliases
allow_from_override off
set_from_header on

configure /etc/alaises

root: admin@balsillie.net
default: admin@balsillie.net

edit nano /etc/zfs/zed.d/zed.rc

uncomment line

ZED_EMAIL_ADDR="root"  # the aliases file will translate this
ZED_NOTIFY_VERBOSE=1   # Receiev alerts for healthy pool scrubs
ZED_EMAIL_PROG="msmtp"

start and enable zfs-zed.service


install smartmontools

edit nano /etc/smartd.conf

replace

    DEVICESCAN

with

    DEVICESCAN -a -m admin@balsillie.net -M test

start/enable smartd.service