Connecting the dots of ndots in Kubernetes (Part 1)

The story starts when the “CoreDNS: Too many request failures” monitor is added to every EKS cluster our tool creates. Before that, DNS resolution seemed fine because the owners of the applications running in our cluster did not report any errors of their application not being able to access the needed services (internal or external)

CoreDNS: Too many request failures monitor

Datadog is a Cloud Monitor service used by our company. It has seamless integration with CoreDNS. From the list of…