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Tutorials

Step-by-step guides to help you get the most out of your cloud infrastructure. Learn how to deploy, configure, and optimize your applications.

How To setup LAMP stack on CentOS 7.Apache

How To setup LAMP stack on CentOS 7.

LAMP is short for Linux, Apache, MySQL or PHP which is an open source web development platform. It uses Linux as it’s operating system while Apache and

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How to Setup OpenStack CLI Tools.OpenStack

How to Setup OpenStack CLI Tools.

In this tutorial, we’re going to look into installing all the CLI toolsets required to interact with an OpenStack cloud (taking our cloud as an example).

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How to setup OpenVPN Server and Client on Ubuntu 14.04.Linux

How to setup OpenVPN Server and Client on Ubuntu 14.04.

OpenVPN is one of the most popular and widely used open source software application that implements virtual private network (VPN) technologies for

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How to Setup Remote System Logging with rsyslog on Ubuntu 14.04 LTS.Linux

How to Setup Remote System Logging with rsyslog on Ubuntu 14.04 LTS.

By default, there is an instance of rsyslog that runs inside every new Ubuntu installation. The rsyslog tool takes care of receiving all the log message

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How To Setup SSH Keys.Security

How To Setup SSH Keys.

SSH keys are by far the most secure way of logging into your cloud server via SSH. Passwords can be eventually cracked using brute-force attacks if they

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How To Setup VNC For Ubuntu.Linux

How To Setup VNC For Ubuntu.

In computing, Virtual Network Computing (VNC) is a graphical desktop sharing system which transmits the keyboard and mouse events from one computer to

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How To Setup Your Own VPN With PPTP on Linux (CentOS, Ubuntu, Debian).Linux

How To Setup Your Own VPN With PPTP on Linux (CentOS, Ubuntu, Debian).

A virtual private network (VPN) is network that extends a private network (i.e. LAN) across a public network, such as the Internet. It enables a

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How to Upload Custom Images with OpenStack.OpenStack

How to Upload Custom Images with OpenStack.

The robustness of the OpenStack cloud allows you to run almost any operating system that you need on our platform. The only thing you need to do is make

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How to use cron jobs for automation on Ubuntu 14.04.Linux

How to use cron jobs for automation on Ubuntu 14.04.

Cron is one of the most powerful tool in a Linux/Unix based operating systems. A cron job is a Linux utility used for scheduling a task to be executed in

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How to Use Prometheus to Monitor Your CentOS 7 Server.Linux

How to Use Prometheus to Monitor Your CentOS 7 Server.

Prometheus is an open source monitoring system and time series database. It addresses many aspects of monitoring such as the generation and collection of

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How To Work with Docker Data Volumes on Ubuntu 14.04.Docker

How To Work with Docker Data Volumes on Ubuntu 14.04.

A Docker volume permits data to be stored in a container outside of the boot volume but within the root file system. In our previous posts we have

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How To: Install Apache Server On Ubuntu 16.04.Apache

How To: Install Apache Server On Ubuntu 16.04.

This tutorial includes five easy steps to introduce the best way to set up an Apache internet web server on your own Ubuntu 16.04 quickly.

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Field notes / Latest

What production is teaching us.

Engineering notes from operating open infrastructure: the failures, design decisions, and upstream work that make open infrastructure better.

Browse all field notes