Tags: containers

Tutorial: Deploying a Web Application on Google Cloud Run

Google Cloud Run is a serverless environment to run containers. For the background and context of this latest Google Cloud Platform (GCP) service, refer to my previous article. In this tutorial, we will deploy a web application based on Node.js and MongoDB to the Cloud Run platform. Since Cloud Run...
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Key Differences in Security, Management for Serverless vs. Containers

Serverless functions and containers are two of the hottest topics in the IT world today. They’re also two technologies that share a lot in common — after all, both are ways to deploy code inside isolated, discrete environments. They are by no means identical technologies, but in the abstract, they...
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Kubernetes
Get details on the new features of Kubernetes 1.14.

Kubernetes 1.14: Production-level support for Windows Nodes, Kubectl Updates, Persistent Local Volumes GA

We’re pleased to announce the delivery of Kubernetes 1.14, our first release of 2019! Kubernetes 1.14 consists of 31 enhancements: 10 moving to stable, 12 in beta, and 7 net new. The main themes of this release are extensibility and supporting more workloads on Kubernetes with three major features...
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Kubernetes 1.14 Enhances Cloud-Native Platform With Windows Nodes

The first major update of the open-source Kubernetes cloud-native platform in 2019 was released on March 25, with the general availability of Kubernetes 1.14. Kubernetes is a broadly deployed container orchestration system project that is hosted by the Cloud Native Computing Foundation (CNCF) and...
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Why Unikernels Are Great for DevOps

Unikernels are single-purpose virtual machines (VM). They only run one application—which is interesting when you think about it, because that’s precisely how a lot of DevOps practitioners provision their applications today. There is way too much software to provision nowadays—pools of app servers,...
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Kubernetes
This tutorial describes the steps required to set up a multi-node Kubernetes cluster for development purposes.

Kubernetes Setup Using Ansible and Vagrant

This blog post describes the steps required to set up a multi node Kubernetes cluster for development purposes. This setup provides a production-like cluster that can be set up on your local machine. Why do we require multi node cluster setup? Multi node Kubernetes clusters offer a production-like...
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The What and the Why of the Cluster API

Throughout the evolution of software tools there exists a tension between generalization and partial specialization. A tool’s broader adoption is a form of natural selection, where its evolution is predicated on filling a given need, or role, better than its competition. This premise is imbued in...
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Introduction to YAML: Creating a Kubernetes Deployment

There’s an easier and more useful way to use Kubernetes to spin up resources outside of the command line: creating configuration files using YAML. In this article, we’ll look at how YAML works and use it to define first a Kubernetes Pod, and then a Kubernetes Deployment. YAML Basics It’s difficult...
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Do Linux Distributions Still Matter with Containers?

There are two major trends in container builds: using a base image and building from scratch. Each has engineering tradeoffs. Some people say Linux distributions no longer matter with containers. Alternative approaches, like distroless and scratch containers, seem to be all the rage. It appears we...
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Why Data Scientists Love Kubernetes

Let's start with an uncontroversial point: Software developers and system operators love Kubernetes as a way to deploy and manage applications in Linux containers. Linux containers provide the foundation for reproducible builds and deployments, but Kubernetes and its ecosystem provide essential...
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