Kubernetes monitoring with Prometheus

Kubernetes 1.14.8
Kubernetes 1.15-1.17
Kubernetes 1.18.4
Kubernetes 1.23

Prometheus Overview

Prometheus Overview and Architecture - Video : here
Source: here

Application Monitoring

Monitoring Python code with Prometheus - Video : here
Monitoring Nodejs code with Prometheus - Video : here
Monitoring C# code with Prometheus - Video : here

Source: here

Prometheus Operator guide

Video : here
Source Code tested on K8s version 1.14.8
Source: here

Node Exporter guide