DevOps is known as Development Operations which has a large extent of applicability in Automation, Continuous Integration and Continuous Deployment. I will cover the most popular tools like Ansible, Puppet, Helm Charts, Salt, Docker, Kubernetes, Terraform, Git etc under this Category.
In this article, we will see how to disable or suspend cronjobs in Kubernetes. You might have come across a scenario where you cannot delete a cronjob in Kubernetes cluster, instead you need to put it in suspend state for now so that it cannot create any pod to perform its scheduled job. Although there ... Read more
![How to Upgrade Kubernetes Cluster to Some Specific Version [Step by Step] 2](https://www.cyberithub.com/wp-content/uploads/2022/01/upku.jpg)
In this article, I will take you through the steps to upgrade a Kubernetes Cluster. In any organization, upgrading Kubernetes cluster is one such daunting task that if not done properly, it might result in critical production loss. In reality, upgrading k8s cluster is much easier than you think given that you are following all ... Read more
In this article, we will see how you can check logs of multiple pods in a Kubernetes Cluster. In any Kubernetes environment troubleshooting a critical issue requires you to check the logs of the pods in a quick manner to find the root cause of the problem. For this purpose Kubernetes provides kubectl logs <pod> ... Read more
In this article, we will look into how to check logs of failed cronjobs in Kubernetes Cluster but before that let's first try to understand more about CronJobs. What is CronJob ? Why we need to run CronJobs ? So as you probably know a CronJob is basically a Job scheduled to perform a specific ... Read more
In this article, I will show you how you can work on your own Bitbucket feature branch. Usually in a team of developers, when multiple people are working on a project then each of the team member will have their own feature branch created to work on a particular feature. So that when the work ... Read more
In this article, we will look into how to solve "fatal: Need to specify how to reconcile divergent branches" error. Last night while working on my project, I tried to pull changes from a remote branch using git pull command but instead I end up with error "fatal: Need to specify how to reconcile divergent ... Read more
In this article, I will show you how to access Kubernetes Cluster Metrics using Port Forwarding. If you want to directly communicate from your local system to a given port on a Pod then Port Forwarding is the best method to use here. Kubernetes support this feature through kubectl utility. It is important to note ... Read more
In this article, I will take you through the steps to install and use Argo CD - Declarative GitOps CD for Kubernetes. If you are looking to continuously deploy your application in a Kubernetes Cluster and automate its lifecycle management then Argo CD is one of the best GitOps continuous delivery tool you can use. ... Read more
In this article, we will look into how to setup and use Atlantis for Terraform Pull Request Automation in Linux. According to Official website, Atlantis is an advanced application for automating Terraform via pull requests. It is deployed as a standalone application into your infrastructure. It is so secure that no third-party will be able ... Read more
In this article, I will take you through step by step guide to create and use a Kubernetes persistent volume. Volumes are required mostly by Stateful applications which generates data that needs to be stored somewhere. In this tutorial we will focus on PV and PVC creation and see how a Pod can use PV ... Read more