Below you'll find a list of all posts that have been tagged as “tutorial”
VPNs are in common usage these days and it’s no surprise with the various security threats that are out there. Sometimes you want them to connect to your company’s network securely, other times you may want to connect through a proxy network in order to anonymize your location. With the advent of cloud infrastructure many of our customers want to …
In the past couple of years, Docker has received a tremendous amount of attention. While the concept of containers is hardly anything new (something we at CloudSigma talked more about in this previous post), Docker appears to have become the go-to container manager. To automatically deploy Docker at CloudSigma, you will need: An SSH key. Basic understanding of Docker. The official …
At CloudSigma our infrastructure provides unbundled resources which gives a lot of flexibility. It means you can increase a drive’s size as you need to. The problem for the most people is however that when the drive size is increased at the infrastructure layer in the cloud, the filesystem is not expanded automatically and you have to do this manually …
You can use bash to automate many things for your cloud servers. At CloudSigma we use bash scripts with many of our library images to automate useful features. In this post we share with you how you can use bash to import SSH keys automatically on boot-up of your cloud servers. You can achieve this by combining bash scripts with …
Well, as you know, GNU & Linux are awesome. Why? Because we have Control Groups (CGroups)! In this post you’ll learn how to: Protect critical system processes for both memory and CPU. A walkthrough video implementing cgroups on a live running server Set up an example implementation of CGroups or SystemD slices. Keeping Everything under Control You can use CGroups …
FinaThis blog post will show you how to use your RaspberryPI to drive an always on screen displaying an autorefreshing web page of your choice. If you are like us you want to have things like sales, pending customer tickets, system status’ etc. easily visible in your office; it’s very valuable. After this post you’ll be a ninja at quickly …
First, you need to have knowledge of a few pre-requisites: An SSH key. Basic understanding of Docker. The official documentation is a great start. Basic knowledge of CloudInit In the recent year or so, Docker has received a tremendous amount of attention. It appears to be one of those things where the timing was just perfect. While the concept of …
