FAQs On Kuberetes Nodes
1. What Are The Two Types Of Kubernetes Nodes?
The two types of kubernetes nodes are Master Node,Worker Node.
2. Kubernetes Nodes Grafana DashBoard
Kubernetes – Dashboard Setup is a web-based user interface that offers a summary of your Kubernetes cluster. You may manage your resources using a graphical interface and view information about your pods, deployments, services, and more with the dashboard. How do you maintain track of all the containers you deploy using Kubernetes when there are hundreds of them? That won’t work with a command-line interface.
3. Kubernetes Nodes Pods
Kubernetes nodes and pods are fundamental components where kubernetes cluster will can execute and also nodes are the virtual machines where the pods will run.
4. Why Does Kubernetes Need 3 Nodes?
It is not mandatory to have 3 nodes in the cluster but it is recommended to have at least 3 nodes in the cluster.
5. Kubernetes Node Affinity
Node affinity in Kubernetes refers to the ability to assign a Kubernetes pod to a specific node or group of nodes in a cluster based on specific criteria. A feature called node affinity is employed to guarantee that particular pods are located on particular nodes in a cluster. This facilitates better resource management and performance optimization of the application.
7. Kubernetes Port
A communication endpoint in a containerized application is referred to as a “Port” in Kubernetes terminology. One of the abstractions used by Kubernetes to manage containerized applications is the Pod, which is the system’s smallest deployable unit.
8. Kubernetes Status
Kubernetes status refer to the status of the kubernetes cluster in the sense that health state of the kubernetes cluster which includes node status and pods status and status of the service there should be minimum two master nodes so that if one fails another one will take care of the entire cluster.
Kubernetes – Node
Kubernetes Nodes are the Worker or master machines where the actual work happens. Each Kubernetes node has the services required to execute Pods and is controlled by the Control Plane. Each kubernetes Node can have multiple pods and pods have containers running inside them. 3 processes in every Node are used to Schedule and manage those pods.
- Container runtime: A container runtime is needed to run the application containers running on pods inside a pod. Example-> Docker.
- kubelet: kubelet interacts with both the container runtime as well as the Node. It is the process responsible for starting a pod with a container inside.
- kube-proxy: It is the process responsible for forwarding the request from Kubernetes Services to the pods. It has intelligent logic to forward the request to the right pod in the worker node.