[Cpoll]

> or even more

Grafana isn't quite as featureful as Datadog, though nothing to keep you from getting the job done.

> But, it requires engineering time to set up these tools

At some price point, you have to wonder if it doesn't make more sense to hire engineers to get it just right for your use case. I'd bet that price point is less than $65MM. Hell, you could have people full-time on Grafana to add features you want.