Below you'll find a list of all posts that have been tagged as “Linux”
Last week I gave a talk at CloudExpo Europe in London. Some people asked for the presentation deck for this, so here it is. The title for the talk was “Server evolution: From mainframes to containers and PaaS.” The presentation was also recorded. Once the video becomes available, we’ll post that too.
What CoreOS is in their own words: CoreOS is a new Linux distribution. The creators improved it, so that it can provide features needed to run modern infrastructure stacks. The strategies and architectures that influence it allow companies like Google, Facebook and Twitter to run their services at scale with high resilience. CoreOS is arguably one of the most talked-about …
In order to meet with the performance needs of our customers, while maintaining a stable infrastructure, CloudSigma needs a way to control the resource usage of each virtual machine. We cannot allow for people to use more resources than they have specified because that will affect every customer’s performance. The first step in achieving this was to implement a smart …
This month we announced a very exciting partnership with Canonical, the makers of Ubuntu. Above all, the main element in this partnership is the introduction of full CloudInit support between the CloudSigma cloud and Ubuntu. An introduction to CloudInit If you’re not familiar with CloudInit, it is the industry standard for bootstrapping cloud servers. To clarify, if you are using …
We’re excited to announce that as of today, CloudSigma is an Ubuntu Certified Cloud Provider. This partnership means that we will be working closely with Canonical (the makers of Ubuntu), ensuring that Ubuntu runs flawlessly on our cloud. This also means that we will be part of Ubuntu’s ecosystem, which includes exciting projects such as JuJu for deploying applications into …
Today a vulnerability was discovered in Bash, the shell used on most Linux distributions. We strongly recommend that you patch your servers as soon as possible against this. Debian / Ubuntu [bash light=”true”] $ sudo apt-get update && sudo apt-get install -y bash [/bash] CentOS / RedHat Enterprise Linux / Fedora [bash light=”true”] $ yum update bash [/bash] Make sure …
Designed for SMBs, Branch Offices and Remote Workers, New Software Appliance Provides the Same Seamless Access as On-Premise Infrastructure, but with the Ability to Leverage the Cloud Palo Alto, Calif. – July 22, 2014 – CloudSigma, a public cloud IaaS provider with advanced hybrid hosting solutions, today announced that it has partnered with OpenVPN to develop a software appliance that …
So, let’s talk about how to encrypt your data in the cloud. One common concern that many people have against putting their data in the cloud is that it isn’t as secure as storing it on premise. While there is some truth to this argument, depending on your legal jurisdiction, it may or may not be true. Yet, if you …
One of the hardest, but most important things to do when building your cloud architecture, is to eliminate Single Point of Failures (SPoF). What this means is that every mission critical service should be able to survive an outage of any given server. Some companies, like Netflix, have taken this to an extreme and created a service called Chaos Monkey. …
In a recent article I wrote about how you can use Salt to manage your CloudSigma infrastructure. However, another tool mentioned in that article was Ansible, which is in many ways similar to Salt. Since we’re all about choice here at CloudSigma, I thought it was only fair to also provide Ansible-users (or aspiring users) with an easy way to …
Disclaimer: Before we begin, we need to point out that there is always a risk of data loss when you are doing disk expansion. Hence, you should always back up your data before you begin. We do not assume any responsibility for data loss caused by this guide. It is up to you to take proper backups. One of the …
We’re excited to announce the support for server contextualization. This means that you can post various meta data to either your server or drive definition (via the API), and then read it back from within the actual server. This has been a popular feature request, since it is applicable to a wide array of tasks. Two of the most common …
