https://github.com/Azure/sonic-buildimage/blob/67463f18b2ea396c1b3bab87575f803376a8046e/files/build_templates/swss.service.j2#L13

@jleveque, Interval has been increased to from default 10sec to 1200sec, but burst has been decreased from default 5 to 3.
Since burst is too low in longer interval timespan, swss was not started by systemd.
Can we revert the burst/increase it?