September 02, 2020
Introduction to ReplicaSets & Deployment In this part of our series, we are focusing on ReplicaSets and Deployment. Just like the previous parts, there will be hands-on practice to allow you to get acquainted with the features and functionalities of ReplicaSets and Deployment. These functionalities include using ReplicaSet to scale …
August 27, 2020
Introduction to Open Policy Agent What Is Open Policy Agent? Open Policy Agent is a project which allows you to implement fine-grained access control. It is written in Go and is part of the Cloud Native Computing Foundation as an incubating project. Its source code is available publicly under the Apache License 2.0. Why Use OPA? …
July 28, 2020
Introduction to Pods What is a Pod? A pod is the smallest object that can be created in Kubernetes. It consists of one or more containers that are tightly coupled and is the central object type on top of which others build their functionalities. Containers in a pod are created, managed, and destroyed together. …
July 17, 2020
Rancher And SUSE - A True Open Source Solution? The cloud native acquisition and consolidation continues. EQT owned SUSE just acquired Rancher Labs for $600M, and although Rancher revenue was not publicly disclosed, this appears to be a purchase at ~30x multiple on revenue. While EQT and SUSE celebrate the $600 million purchase as the first …
June 04, 2020
Running Containers and Virtual Machines Side by Side Cloud native and Kubernetes are two of the hottest buzz words in the IT industry today. However, the sparkle of these terms cannot cover the legacy tangle of tech hiding at the back of every enterprise datacenter or even cloud infrastructures. Greenfield deployments of containers can easily take …
May 17, 2020
Edge Computing Requires Cloud Native Thinking Today Edge computing is creating a new internet. In an age where consumers and businesses demand the smallest possible delay between asking a question and getting an answer, edge computing is the only way to reduce the time to insight. Edge computing shrinks this gap by lowering latency, dealing with data …
May 14, 2020
Kubernetes as a Container Orchestration Tool Kubernetes as a Container Orchestration Tool In our last post Getting Started With Containers, we discussed the basic terms, concepts and tools that are associated with containers. It is time to take a step further by diving into Kubernetes as a container orchestration tool. I will explain step by …
April 27, 2020
Getting Started With Containers To know the nitty-gritty of Kubernetes, what it can do, and how it will get it done, it is imperative to understand some basic terms that are associated with containers and Kubernetes. In this blog post, I will start with the very basics and cover the difference between containers and VMs, the main …
April 02, 2020
Migrating away from NetApp Kubernetes Service NetApp recently shared that they will discontinue their NetApp Kubernetes Service (NKS) on the 19th of March. As an NKS customer, you now have the challenge to migrate your Kubernetes clusters and workloads to a new solution. NKS will cease operations on April 30, 2020 giving customers and end users …
April 02, 2020
Virtual 4G Simulation Using Kubernetes And GNS3 This blog post is about how to deploy a virtual 4G stack using GNS3 and Kubernetes. It covers the following: Open5gs vEPC OAI UE and eNodeB simulator Kubernetes 1.17.3 Calico CNI Vyos Router GNS3 (This is optional, it makes simulations easier) The motivation for this blog post stems from the fact …
January 13, 2020
Why You Should Go Cloud Native in 2020 To kick off the decade, we make a prediction of where cloud native adoption will be by January 2023. We will also define where cloud native is currently on the adoption curve within large enterprises across all industries. We consider cloud native adoption to mean an enterprise running multiple …
January 09, 2020
Death by a Thousand Scripts In my last five years of exposure to OpenSource Software, starting with OpenStack, I have noticed an increasing trend of relying on scripts to fill the gaps left by the software system. The gaps can be varied in their scope and size, such as Installation LifeCycle Management - Upgrades, Downgrades …
December 18, 2019
Time Is Running For Google Cloud I bet your Kubernetes and cloud strategy didn’t plan for GCP to go out of business? As co-founder of one of the leading Kubernetes Management product suites available today, I hear the transformative ideas enterprise IT leaders are driving through their organizations on a daily basis. And their …
October 11, 2019
Cloud Native Best Practices #5: Observability & Monitoring To quote Michael Dell, “the cloud isn’t a place, it’s a way of doing IT.“ As IT becomes more and more central to what every company does, understanding cloud native best practices is key not only for the IT department – but for every part of a business. This post is the fifth of a seven-part series …
September 10, 2019
Monitoring Prow Resources with Prometheus and Grafana At Kubermatic we’re making extensive use of Prow, Kubernetes’ own CI/CD framework, for our public and private projects. Prow is responsible for managing source code builds which are usually triggered by creating Pull Requests (PRs) on our GitHub repositories or sometimes periodically for nightly …
August 14, 2019
Cloud Native Best Practices #4: Automatic Backup & Disaster Recovery To quote Michael Dell, “the cloud isn’t a place, it’s a way of doing IT.“ As IT becomes more and more central to what every company does, understanding cloud native best practices is key not only for the IT department – but for every part of a business. This post is the fourth of a seven-part series …
July 17, 2019
Cloud Native Best Practices #3: Open Source To quote Michael Dell, “the cloud isn’t a place, it’s a way of doing IT.” As IT becomes more and more central to what every company does, understanding cloud native best practices is key not only for developers – but for every part of a business. This blog is the third of a seven-part …
June 20, 2019
Cloud Native Best Practices #2: Why Cattle, not Pets To quote Michael Dell, “the cloud isn’t a place, it’s a way of doing IT.” As IT becomes more and more central to what every company does, understanding cloud native best practices is key not only for developers but for every part of a business. This post is the second of a seven-part series …
February 21, 2019
Cloud Native Best Practices #1: Containerization Cuts Costs To quote Michael Dell, “the cloud isn’t a place, it’s a way of doing IT.” According to the Cloud Native Computing Foundation (CNCF), in the past 9 months, production cloud native deployments - across public clouds and private data centers - have increased by over 200%. Cloud native provides numerous …