Stories Tag: Cloud

Getting started with Kubernetes (Part- 2 ): Hands-on with Minikube | by Humayun Rashid | Jan, 2021 | Medium

admin 1 day ago in

This is the part 2 of my previous post. You can find part one here. See minikube in action! Start a cluster by running: minikube start Access the Kubernetes Dashboard running within the minikube cluster: minikube dashboard Once started, you can interact with your cluster using kubectl, just like any other Kubernetes cluster. For instance, starting a server: kubectl create deployment hello-minikube –image=k8s.gcr.io/echoserver:1.4 Exposing a…

How to containerize an application on Kubernetes | by PosiToro DevOps Services | Jan, 2021 | Medium

admin 1 day ago in

In this post we will be taking a closer look on what is containerization, the benefits it brings for software applications and a step-by-step example of how to containerize an application. In simple terms, containerization is a process of packaging up software code and its dependencies so that it can run on any infrastructure without a need of changing a single line of code. Why…

DevOps challenges of running Hyperledger Fabric on Kubernetes | by PosiToro DevOps Services | Jan, 2021 | Medium

admin 2 days ago in

The goal of this blog post is to describe the challenges we faced when running Hyperledger Fabric on Kubernetes at scale and how we overcame them. At the end of this article I will also mention how we managed to automate the tasks. Usually you want your peers and orderers to be publicly available because you don’t know where your channel partners will be hosting…

How to fail at Cloud Native. Cloud native is the most popular and… | by Lakmal Warusawithana | Jan, 2021...

admin 2 days ago in

Cloud native is the most popular and abused term in the modern digital industry. Every CIO, enterprise architect, and developer wants to use cloud native in their organizations, architecture, and application. But the majority of them don’t have a clear understanding of what the cloud native is, and many organizations fail in the cloud native journey. If you ask this question from ten industry leaders,…

Getting Started with Elastic Cloud for Kubernetes(ECK) 1.3.0 | by Arun Kumar Singh | Jan, 2021 | Medium

admin 3 days ago in

This post outlines details regarding Elasticsearch ECK Operator 1.3 deployment. It assumes that you have good understanding of Kubernetes and Elasticsearch. If you have worked on Kubernetes, then you might remember one special thing, you kill a running pod, Kubernetes will spin another one. This is happening because of control loops. Control loop is a non-terminating loop that regulates the state of the system. Control…

How to setup a virtual desktop on Kubernetes in 15 minutes | by yannick misteli | DevOps Dudes | Jan,...

admin 4 days ago in

Ever since VNC (Virtual Network Computing) was invented in the early 2000s at the Olivetti & Oracle Research Lab it sparked some fascination and acted as precursor of the merits of cloud computing we all enjoying nowadays. Furthermore, the advent of containerization brought much flexibility in deploying solutions in a consistent manner, giving the ability to run your code basically anywhere. So, all the components…

Kubernetes in a cloud — build your own or use PAAS? | by Sergei Isayeu | Jan, 2021 | Medium

admin 5 days ago in

While talking to a number of different organizations I heard opposing opinions on how they want to host Kubernetes in the cloud. This short article covers very beginning of the journey (ping me for more if interested). And only relevant for organizations that are in the cloud or moving to the cloud that have K8S PAAS offering. Some organizations are thinking to build Kubernetes platform…

What is Infrastructure as Code?. by Maegan Jong and Dominik Tornow | by Dominik Tornow | Jan, 2021 | Medium

admin 5 days ago in

by Maegan Jong and Dominik Tornow Infrastructure as a Service, Infrastructure as Code, or recently Infrastructure as Data — certainly infrastructure comes in many forms, shapes, and sizes. Yet, even though these terms sound deceptively similar and deceptively simple, they denote fundamentally different and intricate concepts. After Infrastructure as a Service — or Cloud Computing — entered the stage, the software engineering community had to…

CKS Exam Series #5 ImagePolicyWebhook | by Kim Wuestkamp | Jan, 2021 | Medium

admin 6 days ago in

CKS Exam Series | CKA Exam Series | CKAD Exam Series The idea is to create an ImagePolicyWebhook Admission-Controller-Plugin which prevents all Pod creation, because the external service which should allow/deny is not reachable. This will be enough to get an idea on how to work with the ImagePolicyWebhook. 1: Read https://kubernetes.io/docs/reference/access-authn-authz/admission-controllers/#imagepolicywebhook 2: Read https://kubernetes.io/blog/2019/03/21/a-guide-to-kubernetes-admission-controllers 3: Download the unfinished ImagePolicyWebhook: 4: Create the admission_config.yaml so…

Kubernetes explained deep enough: Storage | by Piotr | Jan, 2021 | Medium

admin 1 week ago in

Part 2: Persistent Volumes and Persistent Volume Claims This is second part of Kubernetes mini-series Kubernetes explained deep enough Part 1: Introduction Part 2: Kubernetes explained deep enough: Storage — this blog Visit Kubernetes documentation if you need a refresher about Persistent Volumes and Persistent Volume Claims Basic definitions are provided on diagram below Cluster admin creates persistent volumes as cluster resources and developers use…