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How to test the latest Kubernetes 1.22 release candidate with MicroK8s

Today, the Kubernetes community made the 1.22 release candidate available, a few weeks ahead of general availability, planned for August the 4th. We invite developers, platform engineers and cloud tech enthusiasts to experiment with the new features, report back findings and bugs. MicroK8s is the easiest way to get up and running with the latest version of K8s for testing and experimentation.

Ubuntu becomes #1 OS for OpenStack deployment

One of the core values of Canonical, that we all identify with, is the mission of bringing the power of open source to everyone on the planet. From developing to developed countries. From individuals to big enterprises. From engineers to CEOs. And there is only one way to find out if we are efficient in what we do. This is community feedback. It is no different this time.

Linux kernel Livepatching

Canonical livepatch is the service and the software that enables organizations to quickly patch vulnerabilities on the Ubuntu Linux kernels. Livepatch provides uninterrupted service while reducing fire drills during high and critical severity kernel vulnerabilities. It is a complex technology and the details can be confusing, so in this post we provide a high level introduction to Ubuntu Linux kernel livepatching and the processes around it.

DHCP scope

It’s possible to have more than one DHCP server on the same network and still have everything work right, with no conflicts and no dropped packets or IP requests. It’s really not that hard to pull together, either, but there are some things to know, and some things to consider before we investigate that situation. For this blog, we’ll put some of the overlooked facets of DHCP in bold text. Let’s take a look.

Finserv open source infrastructure powers digital transformation

Covid-19 pandemic has presented unprecedented challenges and opportunities for financial institutions to embrace digital transformation initiatives at pace and scale. Finservs are enhancing their purview of digital transformation initiatives to stay relevant and create a technology foundation that enables them to quickly bounce back from future contingencies. Finserv digital transformation is spurred by technology, and the leading technologies spurring digital transformation are open source.

Top 10 apps for a fresh Linux install in 2021

Are you struggling with too much lag? Is it time for a spring clean and a fresh Linux install? Ready to upgrade to Focal Fossa (LTS) or Hirsute Hippo? Whatever situation you are in, get started quickly with some of the most popular apps you need for a fresh Linux install. Here are all the commands you need so easily copy and paste to get started! (There is a full block of commands at the end that you can easily copy and paste if you’d like to install all the apps in one go).

Industry global survey from Canonical: 85% of enterprises have yet to cross the chasm to full Kubernetes and Cloud Native adoption

London, UK, June 29, 2021 – Despite high adoption rates of cloud native technologies in recent years, enterprises have yet to cross the chasm to full adoption, but they’re quickly moving in that direction, according to initial results of a first-of-its kind survey released today by Canonical, the publishers of Ubuntu.

How to use managed IT services like the Fortune 500

Managed IT services are widely used by the most sophisticated organisations across the globe. Recent reports show that over 90% of the Fortune 500 have multiple outsourcing contracts to managed service providers, with a value of over $190 billion. This includes managed IT services such cloud services, infrastructure, networks, security, backup, applications and much more. How can organisations at any scale adopt the same strategy and benefit from managed IT services?

Basic DHCP concepts

Let’s step back and take a very basic look at DHCP. In fact, let’s look at the analogy of assigning a street address to your house. Usually, this is done by the local 911 dispatch office, or some other central authority. They typically use either a survey map or a latitude, longitude pair to locate you, before they assign your house numbers from a pool of available addresses, compatible with other addresses in the area.

Two-factor authentication coming to Ubuntu One

Two factor authentication (2FA) increases your account security further than just using a username and password. In addition to a password (the first factor), you need another factor to access your account. A great example to demonstrate this is when you withdraw money from an ATM. To access your bank account you need both your physical bank card and to know your PIN number. These are the two factors you need to withdraw money = 2 factor authentication!