RSSCategory: TRENDING

How to Install Terraform and Provision AWS EC2 Cloud Instance

The primitives of terraform used to define infrastructure as a code (IaaC). You can build, change and version your infrastructure in AWS, Digital Ocean, Google Cloud, Heroku, Microsoft Azure etc. using the same tool. Describe components of your single application or entire data center using terraform. In this tutorial, we will create an infrastructure using […]

February 13, 2017 | By
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How to Setup WordPress with Docker in Ubuntu 16.04

This article covers how to setup wordpress with docker using docker-compose quickly. WordPress requires LAMP or LEMP stack but the official wordpress docker image contains PHP and Apache, leaving us to install only MySQL docker image. But for managing MySQL through web interface, we will also install PHPMyAdmin docker image. Docker compose makes it easy to […]

February 10, 2017 | By
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How to Setup LEMP Stack on Docker

In this tutorial we will setup a LEMP stack inside a docker. We can easily pull and setup LEMP image inside a docker in a couple of minutes. But for better understanding of the stack, we will setup each of the images NGINX, MySQL ,PHP/PHPMyAdmin one by one. Once you grasp the core idea of […]

January 16, 2017 | By
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A Guide on Docker Dockerfile and Example to Build Image

The current article will walkthrough one of the most used concept in docker ecosystem which is the Dockerfile. We will explore the building blocks of Dockerfile to automate the building of docker images for our applications and services. Dockerfile is basically a text file that contains a set of instructions or commands aim at assembling a […]

January 9, 2017 | By
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How to Setup up Kubernetes 1.5 with kubeadm on CentOS

New version of Kubernetes is out, so here we are with another Kubernetes article. With Kubernetes 1.5, the kubeadm is still in alpha, and it is not recommended to use it in production as it still does not support load balancer. We are going to install well known online sock shop as a demo, and […]

December 22, 2016 | By
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How to Setup and Use MariaDB on Docker Container

I’m following my series of articles about the rock stars of the devops ecosystem. In today's article I will show you how to setup and use MariaDB on docker container and as bonus we will be able to reuse the simple nodejs api used in my previews article to show you how we can interact […]

December 21, 2016 | By
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How to Setup Rails Development Environment on Docker

There has been much hype in the Dev/DevOps community in the past few years about Docker and sometimes used interchangeably with containers. Almost every Platform As a Service provider out there brags about their technology supporting the latest releases of Docker. Sometimes you wonder whether adopting these new technologies is worth the risk after all. […]

December 13, 2016 | By
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How to Setup Monitoring for Docker Containers using Prometheus

Prometheus is a next-generation open source monitoring system from SoundCloud and is designed for monitoring such as the generation and collection of metrics, graphing the resulting data on dashboards, and alerting on anomalies etc. In this tutorial we will install/configure following components - i)  Prometheus as a Docker service although it can be installed as […]

December 12, 2016 | By
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How to Create and Use Kubernetes Secrets

The current article will tackle one of the most import feature of kubernetes which is called Secrets. Before dig diving in this feature first, I would like to mention that throughout this article I’ll be using the terms Kubernetes and K8s interchangeably. Well, the purpose of the article is to walk throughout the most important […]

December 6, 2016 | By
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How to Setup Single Node Hadoop Cluster Using Docker

In this article, I will show you how to setup a single node hadoop cluster using Docker. Before I start with the setup, let me briefly remind you what Docker and Hadoop are. Docker is a software containerization platform where you package your application with all the libraries, dependencies, environments in a container. This container […]

December 2, 2016 | By
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Reviewing Docker Alternative with Options for Clustering Technologies

Docker is great peace of software, but Free Software world doesn't tolerate mono-cultures. Whenever some piece of software gets popular, the alternatives show up and each of them makes its own design changes in order to fill different niches. Containers are no exception. First there was LXC and OpenVZ, then Docker shown up, then CoreOS […]

November 14, 2016 | By
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How to Setup Hadoop Multi-Node Cluster on Ubuntu

In this tutorial, we will learn how to setup a multi-node hadoop cluster on Ubuntu 16.04. A hadoop cluster which has more than 1 datanode is a multi-node hadoop cluster, hence, the goal of this tutorial is to get 2 datanodes up and running. 1) Prerequisites Ubuntu 16.04 Hadoop-2.7.3 Java 7 SSH For this tutorial, […]

October 19, 2016 | By
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How to Setup Kubernetes 1.4 with kubeadm on Ubuntu

If you read our article about running Kubernetes locally, you are probably familiar with Kubernetes and eager to try it on real cluster as opposed to running it on one node with Minikube. Well, since then Kubernetes 1.4 came out, and it makes it very easy to setup clusters of arbitrary size using new kubeadm […]

October 2, 2016 | By
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