How long are you prepared to wait for the service to come up again? - Within 10min, if service is not coming up then need alert. i.e. an event "The ess service entered into running state" will be logged Are you looking to alert if all the servers don't come back up within a certain time, or if any one of them doesn't come back up? Any server out of 25, if the service is not running, then need alert Are events generated when the service is up, and how regularly do these events occur? As soon the service started an event will be generated, "The ess Service entered into running state" Can there be periods when no events are generated but the service is still to be considered up? No, there will be definitely an event will be generated once the service brought up ... View more