Background Using free and open-source libraries can foster innovation in a number of ways. For one, it allows developers to easily incorporate pre-existing code into their projects, saving them time and effort that they can then redirect towards developing new features and functionality. Additionally, the open-source model promotes collaboration and sharing…

Background Artificial Intelligence (AI) is getting infused into every sphere of our life. We find AI-powered smartphone cameras, devices, and voice assistants like Cortana, Alexa, Bixby, and various other alternatives. AI and Machine Learning (ML) is used to predict thing based on past patterns. …

Background Nowadays modern cloud-native applications are developed and deployed at a rapid scale and pace. The legacy techniques used for upgrading applications and services are no longer relevant. We want to give the best user experience to end users. One of the things which are gaining popularity and is already a…

Background A few years back Heroku published a set of guidelines for building and deploying applications which became known as 12 Factor App. These are guiding principles for developing, operating and deploying Web apps or software-as-a-service (SaaS). Over a period of time, as cloud adoption increased and microservices became popular there…

Blue-Green deployment is a strategy to achieve zero-downtime deployment. With cloud-native applications, it is common practice to reduce downtime when upgrading the application version. Due to the ease with which we can provision new infrastructure on the cloud, it becomes easier to adopt new ways of improving the deployment. Blue Green deployment definition In…

Background Kubernetes is the de-facto standard for orchestrating containers. If you are working on a daily basis with Kubernetes, you are most likely using the kubectl to interact with the Kubernetes cluster for performing different operations like listing pods, checking for deployments, viewing logs etc. …

Background The new year started on a happy note for me. A few days back, I cleared the Certified Kubernetes Application Developer (CKAD) certification. This was on the second attempt that I managed to clear the exam. It is the best online certification exam I have answered so far. This post…

Background This post is about installing the Metrics Server on a Kubernetes cluster. We had provisioned a 3 node Kubernetes cluster in the previous post. In a multi-node cluster, the workloads will get scheduled on different nodes. If we want to find out which pods are consuming more resources or which…

Background In the earlier post, I shared my experience with preparing and passing the Certified Kubernetes Administrator (CKA). Currently, I am preparing for the Certified Kubernetes Application Developer (CKAD). In order to prepare for this certification, I need a Kubernetes cluster where I can practice. I decided to create a 3…