Since we now know how to examine our applications in Kubernetes, it's quite natural that we should have a mechanism to do so constantly to detect any incident at the first occurrence. To put it another way, we need a monitoring system. A monitoring system collects metrics from various sources, stores and analyzes data received, and then responds to exceptions. In a classical setup of application monitoring, we would gather metrics from, at the very least, three different layers of our infrastructure to ensure our service's availability as well as quality.
Monitoring in Kubernetes
Application
The data we're concerned with at this level involves the internal states of an application, which can help us determine...