Thursday, March 21, 2019

Running Jenkins Server in Docker Container with Systemd

Jenkins is an open source automation server used to automate repetitive tasks that are often encountered in continuous integration and delivery of software. In this guide, we will see...

How to upgrade Chef Server to latest release on CentOS 7 / Ubuntu...

Chef is the leading open source continuous infrastructure and applications automation tool that takes you all the way from development to production. Our previous guide covered the installation of Chef Server...

How to install Jenkins on CentOS 7

How can I install Jenkins on CentOS 7?. Jenkins is an open source automation server written in Java that was designed to automate repetitive tasks that are often encountered...

How to delete Elasticsearch Index data with curl

In Elasticsearch, an index is similar to a database in the world of relational databases. It goes something like this: MySQL => Databases => Tables => Columns/Rows Elasticsearch => Indices => Types => Documents...
Install Docker CE

How to solve Error: Package: docker-ce-18.06.1.ce-3.el7.x86_64 (docker-ce-stable) Requires: container-selinux >= 2.9

Have you encountered such an error while you were installing Docker-ce on Centos 7? Error: Package: docker-ce-18.06.1.ce-3.el7.x86_64 (docker-ce-stable) Requires: container-selinux >= 2.9Well,...

Easy way to Create SSH tunnels on Linux CLI

In this blog post, I'll show you how to easily create an SSH tunnel to a remote server. I have learned that one of the big knocks against SSH tunnels is...

How to Install and configure Zabbix agent 4.0 on Ubuntu 18.04 and CentOS 7

Welcome to our guide on How to Install and configure Zabbix agent 4.0 on Ubuntu 18.04 and CentOS 7. In our previous guide, we covered the installation of Zabbix Server, both...

How to Download online web pages as PDF with Percollate

Have ever wondered how you can download web pages on your Linux terminal as PDF files?. This guide will help you use Percollate command line tool to download online web pages as beautifully...

How to configure Chef Knife, Upload Cookbooks and Run a recipe on Chef Client...

In our last article, we looked at how to How to install Chef Automation Server on Ubuntu 18.04 LTS. I'll try to make an installation guide of Chef Server on CentOS 7...

How to solve abrtd doesn’t belong to any package and ProcessUnpackaged is set to...

Have you encountered the error message "abrtd doesn't belong to any package and ProcessUnpackaged is set to 'no'" on your CentOS or Red Hat Linux system?. Automatic Bug Reporting Tool,  abbreviated as ABRT, consists...