Understanding CPU Steal Time in the Cloud

Are We Stealing from You? Understanding CPU Steal Time in the Cloud

Customers often ask about CPU steal time. Especially those that use the CPUs heavily and for whom it’s a key performance criteria. There are quite a few differences in the setup and behaviour of CPUs and cores between physical and virtual environments. Even between cloud providers there are setups differences that make like for like comparison on the face of …

Share Cloud Infrastructure

Share Cloud Infrastructure Securely

We are happy to announce the ability to share infrastructure between accounts in a secure way. You can also define what actions you can take against those shared resources giving you fine grain control. This new functionality will allow you to share various sets of resources with one or more other accounts. We call each policy an Access Control List …

virtual private network security technology concept. isometric

A How-to Guide: Connect VPN Network to CloudSigma Infrastructure

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 …

Docker Hub on CloudSigma

How to Run Docker on CloudSigma (with CloudInit) Updated

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 …

windows auto-expand partition

Create a Script for Windows to Auto Expand your Partition after you Increase your Virtual Drive Size

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 …

How to Cgroups

HowTo: CGroups

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 …