Tutorials in ML, AWS, R and Java
Video Text In this video we will deploy a docker image containing a static website to Kubernetes. This will be a very short demo just to give you a feel of how Kubernetes looks. In a later section we will go through the process of creating the docker image but for now just enjoy the … Read more
If you are setting up a Kubernetes cluster on AWS then you would probably want a cluster that is not accessible to the world. You do that by toggling off public access while creating the cluster, however a problem with that is the DNS Resolution for EKS with private endpoint. The only problem with this … Read more
Kubernetes definition Kubernetes is an open source system for managing containerized applications and provides mechanisms to deploy, maintain and scale them accross multiple hosts spread accross on premise and cloud. It is more than a container orchestration platform because it also takes care of managing the compute, network and storage infrastructure What problems does Kubernetes … Read more
what is a Docker container? Docker Container is a software product that bundles up an application and all its dependencies into a single software unit. This software unit performs OS level virtualization, that is, it presents an isolated environment on top of an operating system. This isolated environment shares the kernel of the operating system … Read more
In the previous article we saw an introduction to the Kubernetes kustomize tool and how it can be used to configure YAML file used for deploying applications to Kubernetes. In this article we will look at how to use Kubernetes Kustomize for multiple environments. In a production setting , you might have multiple environments and … Read more
Kubernetes deployment and configuration management tools Many companies are moving towards Kubernetes for handling their container workloads. To learn more about Kubernetes, look at this video course. Although Kubernetes has become quite stable over the years, deployment to Kubernetes is still not evolved as an art. This is where Kubernetes kustomize comes in. You have … Read more
DynamoDB Basics DynamoDB Overview DynamoDb is an AWS managed NoSQL database. It offers the following: Encryption at rest Scale throughput without downtime On demand backup and point in time recovery Data stored in SSD and replicated accross multiple AZs. DynamoDB Components table –> items –> attributes DynamoDB tables table is a collection of data items. … Read more
In this article we will look at how to install Kubernetes on AWS using KOPS. We will build a 5 node cluster with 2 masters, 3 etcd nodes and 3 worker nodes. I have used ubuntu to do the installation (Ubuntu installed on a VirtualBox on a Windows Machine). If you download VirtualBox and install … Read more
In this article we will look at how to install Minikube and Docker with VirtualBox on Windows 10 Home Machine. We use VirtualBox since Hyper V is not installed by default on the Windows 10 Home edition and secondly VirtualBox makes it easy to run multiple VMs especially various linux versions and therefore we might … Read more
People often get confused when looking at the Docker architecture at what the various components do. In this article I will attempt to demystify a few components. The latest docker version when writing this article is 18.09. Here’s an overall hierarchy of Docker The heart of Docker is the docker engine. 1. Docker Engine The … Read more