A Kubernetes Service is a logical set of Pods that all do the same task and run somewhere in your cluster. When a service is created, it is given a specific IP address, and this address is fixed throughout the Service’s existence and will not change. Pods can be set to communicate w...
Helm is the package manager for Kubernetes that allows you to deploy applications to Kubernetes in no time. Helm simplifies the application deployment complexity on Kubernetes and comes with quick update features, sharing of charts, and rollbacks feature. Learn how to deploy PostgreSQL to Kubernetes...
Congrats, you've bootstrapped your first Kubernetes cluster, created a deployment, and exposed a service to access the pod via the browser. When you're done admiring your handiwork type: minikube stop in the terminal to stop the Minikube VM and free up the CPU and RAM it was consuming. ...
Deployment defines how to create the instance of the pod. Here we set replicas as one, So there will be one pod with one Postgres. If we want to create multiple, then set replicas as we wish. In the image, we set the image of the container, then expose the post of the container. ...
In order to validate our Kubernetes installation, let’s deploy an nginx based application using deployment and then expose it via nodeport. Execute the following kubectl commands from master node. $ kubectl create ns nginx-demo $ kubectl create deployment nginx-app --image nginx -n nginx-demo ...
We then create a Deployment with a single pod. That single pod contains multiple containers, one each to run Prometheus and Grafana, so this architecture highlights the difference between a pod and a container. Effectively, the Deployment/pod combination is that logical unit by which Kubernetes ma...
We’ve got aDeploymentwith a single replicaPod, which is fronted by aServiceof typeClusterIP. With the app up and running, it’s time to turn our attention to the configuration of the Gateway API. Deploy a Gateway Controller Just like the older Ingress API in Kubernetes, there is no in...
1. Choose a deployment method Local environment. Ideal for learning, testing, and development, deploying Kubernetes on a local machine can be done using tools like Minikube and Kind (Kubernetes in Docker). This method is quick and convenient for individuals and small teams, although it may requi...
Deploy to a Kubernetes cluster The code to create an AKS resource (a managed Kubernetes cluster in Azure) is quite simple: # create a Kubernetes cluster with 2 nodes, running Linuxdeployclus_svc <- deployresgrp$create_aks("deployclus",agent_pools=aks_pools("pool1",2)) ...
kubectl create deployment app2--image=gcr.io/google-samples/hello-app:2.0 Step 8: Create Service For Second Deployment Now, run a service for the second deployment “app2”: kubectl expose deployment app2--type=NodePort--port=8080 For confirmation, access the Kubernetes resources such as Kubern...