Chapter 12, Choosing the Right Service Discovery

1. Managing scrape targets in a highly dynamic environment becomes an arduous task without automatic discovery.
2. Having a set of access credentials with sufficient permissions to list all the required resources through its API.
3. It supports A, AAAA, and SRV DNS records.
4. Due to the large number of API objects available to query, the Kubernetes discovery configuration for Prometheus has the concept of role, which can be either node, service, pod, endpoint, or ingress. Each will make available their corresponding set of objects for target discovery.
5. The best mechanism for implementing a custom service discovery is to use file-based discovery integration to inject targets into Prometheus.
6. No. Prometheus will try to use filesystem watches to automatically detect when there are changes and then reload the target list, and will fall back to...