# apparently alertmanager failes to start when the internet is down:
# Mar 10 13:20:09 kd prometheus-alertmanager[2719]: level=error ts=2022-03-10T18:20:09.907Z caller=main.go:243 msg="unable to initialize gossip mesh" err="create memberlist: Failed to get final advertise address: No private IP address found, and explicit IP not provided"

[Unit]
# needed to continually restart
StartLimitIntervalSec=0

[Service]
Restart=always
# time to sleep before restarting a service
RestartSec=300