We can do this in the dequeue function, save the information about last time a machine pinged the API in a local file (in the API machine, be careful with race conditions), and send an email in case a machine has not been pinging the API for more than a day (discuss period of time).
We can do this in the dequeue function, save the information about last time a machine pinged the API in a local file (in the API machine, be careful with race conditions), and send an email in case a machine has not been pinging the API for more than a day (discuss period of time).