In this article, we are going to share the Ansible playbook for tomcat installation. If you are new to Ansible, refer to our introductory article on the Ansible playbook and come back. Now let us move on with our objective. Tomcat, A web application server powered by J2EE and the most[…]
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In this quick article let us see how to list the Environment variables of a POD and its containers. Environment variables are common in all ecosystems, Let it be monolith applications or Micro Services. Those who started their journey with Java might be well aware of this Environment variable JAVA_HOME[…]
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We launch the pods and wait for them to come to a running state but sometimes the pod goes to CrashLoopBackOff state. The Reason could be a mere Capacity issue or an OutOfMemory situation could have happened. which you can find when you describe the crashing pod using kubectl describe[…]
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In this article, we are going to see what to do when your kubectl delete command stuck. When you are trying to delete Kubernetes resources such as pod job ingress PVC – Persistent Volume Claim PV – Persistent Volume you might notice sometimes that your kubectl delete pod|job|ingress|pvc is stuck.[…]
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In this article, let us explore Kubernetes configmap and how to create, edit, update, and use them with examples. Configmap as the name suggests holds some configuration information, It can be a fine-grained string or an entire file. It eliminates the need to hardcode the configuration information into the container[…]
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How to Scaledown all the pods and deployments in a namespace. or across namespaces in your current Kubernetes cluster context. At times, you might want to just hibernate your namespace and deployments by scaling down the pods to 0 For some cost savings, let’s say you want to keep your[…]
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Karpenter Auto Scaler is fairly advanced and provides a lot of Customization options than its predecessor Cluster Auto Scaler. (CA) In our previous article, we have seen how to install and set up Karpenter Auto Scaler into a new EKS Cluster using Terraform. In this article, we are going to[…]
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A Pod is a collection of Containers and the volumes combined together as a single environment. Pods are the smallest deployable artifact or entity in a Kubernetes cluster. Majorly PODs consist of only one application container. But in special scenarios, multiple closely dependent applications can run together on the same[…]
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ALB(Application Load Balancer) Logs are a great asset when it comes to troubleshooting. It provides a finer detail of the HTTP request processed by the ALB and sent to the target. ALB logs provide various fields and data which are essential to understanding the request flow. You can use it[…]
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In this short article, we are going to see some command variations and options with kubectl get nodes to sort the nodes by age ( creation time), last transition time, IP address etc. let us see the quick Kubectl command to Get nodes in the cluster sorted by their Age[…]
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