How to Sync Subscriptions to Fall on the Same Day

How to Sync Subscriptions to Fall on the Same Day

CloudSigma offers to users the possibility to make as many subscriptions as they wish for the exact amount of resources they need. Your subscriptions can be configured in a flexible manner along with everything else on CloudSigma. The idea is you can flexibly combine burst usage with subscribed resources to closely match your requirements over time. Most of our customers …

Reverse DNS

How to Dynamically Update and Manage Reverse DNS/PTR Records for Your CloudSigma Infrastructure

It is now possible to dynamically manage your PTR records on CloudSigma’s DNS servers. This new functionality provides greater flexibility in setting up your applications in our cloud. We now accept dynamic updates of PTR records within our zones. This means that our dynamic DNS servers (DDNS) will accept updates directly from individual IP addresses from the networks used within …

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 …

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 …

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 …