A properly configured $5 VPS can handle a massive amount of traffic if it's just serving a single static (cached) page.
But to follow up on your point: I hope the EB script that updates the pages automatically while doing maintenance will not wait for a response to its POST requests before actually letting EB perform the maintenance. Otherwise you create a crucial unwanted dependency on your status server.
But to follow up on your point: I hope the EB script that updates the pages automatically while doing maintenance will not wait for a response to its POST requests before actually letting EB perform the maintenance. Otherwise you create a crucial unwanted dependency on your status server.