10 comments on “Jenkins Part 1: Installation the Docker Way”

Jenkins Part 1: Installation the Docker Way

In this blog post, we will deploy and get started with Jenkins, the most popular open source tool for Continuous Integration and Continuous Deployment. As a modern way of installing, we install a Docker host and deploy a Jenkins Docker…

2 comments on “Kibana „Hello World“ Example – Part 3 of the ELK Stack Series”

Kibana „Hello World“ Example – Part 3 of the ELK Stack Series

Today, we will introduce Kibana, a data visualization open source tool. As part of Elastic's ELK stack (now called Elastic stack), Kibana is often used to visualize logging statistics and for management of the Elastic Stack. However, in this Tutorial, we…

3 comments on “Elasticsearch „Hello World“ Example – Part 2 of the ELK Stack Series”

Elasticsearch „Hello World“ Example – Part 2 of the ELK Stack Series

In the last blog post, we have explored Logstash, a tool for collecting and transform log data from many different input sources. Today, we will explore Elasticsearch, a scheme-less noSQL database with a versatile ("elastic") search engine. We will perform…

8 comments on “Logstash „Hello World“ Example – Part 1 of the ELK Stack Series”

Logstash „Hello World“ Example – Part 1 of the ELK Stack Series

Today, we will first introduce Logstash, an open source project created by Elastic, before we perform a little Logstash "Hello World": we will show how to read data from command line or from file, transform the data and send it back to…

3 comments on “Java Build Automation Part 2: Create executable jar using Gradle”

Java Build Automation Part 2: Create executable jar using Gradle

Original title: How to build a lean JAR File with Gradle In this step by step guide, we will show that Gradle is a good alternative to Maven for packaging java code into executable jar files. In order to keep the executable jar files…

0 comments on “How to set up Docker Monitoring via cAdvisor, InfluxDB and Grafana”

How to set up Docker Monitoring via cAdvisor, InfluxDB and Grafana

Have you ever tried to monitor a docker solution? In this blog post, we will discuss three open source docker monitoring alternatives, before we will go through a step by step guide of a docker monitoring alternative that consist of the components Google cAdvisor as…

4 comments on “AWS Automation Part 4: Using Terraform for AWS Automation”

AWS Automation Part 4: Using Terraform for AWS Automation

This is part 4 of a blog post series, in which we explore how to automate Amazon Web Services (AWS) using the Terraform open source software by HashiCorp. Similar to Cloudify, Terraform is a versatile way to codify any type of infrastructure and…

3 comments on “LXD vs Docker — or: getting started with LXD Containers”

LXD vs Docker — or: getting started with LXD Containers

Container technology has existed long before the Docker hype around container technology has started after 2013. Now, with Docker containers having reached mainstream usage, you can easily get confused about available container types like Docker, LXC, LXD and CoreOS rocket. In this…

5 comments on “Getting started with OpenShift Container Platform”

Getting started with OpenShift Container Platform

In this blog post we will review the architecture of OpenShift before we will gain some hands-on experience with OpenShift Origin, which is the free version of the OpenShift Container Platform a.k.a. OpenShift Enterprise. Vagrant software will help us to automate the installation…

16 comments on “Getting Started with OpenStack – DevStack Example – OpenStack Example”

Getting Started with OpenStack – DevStack Example – OpenStack Example

In this DevStack example, I will show how to install a DevStack-based demo OpenStack solution on an existing Ubuntu 14.04 server. DevStack is an open source project with the goal to offer a development, test or demo environment for working with…

5 comments on “Ansible Tower – a Hello World Example”

Ansible Tower – a Hello World Example

This entry is part 2 of 3 in the series The Ansible & Salt Series

This is part IV of a little "Hello World" example for Ansible, an IT automation (DevOps) tool. This time, we will get acquainted with Ansible Tower, a web front end for Ansible. The post has following content: Quickest way of "installing" an Ansible Tower…

4 comments on “Ansible Templating – A Hello World”

Ansible Templating – A Hello World

This entry is part 1 of 1 in the series Ansible

This post is a continuation of my previous  post, where we have gone through a little "Hello World" example using Ansible, an IT automation tool. Last time we had performed SSH remote shell commands. This time, we will go though a little…

19 comments on “Ansible Hello World – Ansible vs. Salt vs. Chef vs. Puppet”

Ansible Hello World – Ansible vs. Salt vs. Chef vs. Puppet

This entry is part 1 of 3 in the series The Ansible & Salt Series

This is part 1 of a little Ansible Hello World example, an IT automation tool. The post has the following content: Comparison of the popularity of Ansible, Salt, Chef, and Puppet Installation of Ansible based on Docker Simple Example Playbooks (i.e.…