Design and Web team summary – 27th January 2021

The web team here at Canonical run two-week iterations. Here are some of the highlights of our completed work from this iteration. Web squad Our Web Squad develops and maintains most of Canonical’s promotional sites like ubuntu.com, canonical.com and more.  Refresh of cloud-image … | Continue reading


@ubuntu.com | 3 years ago

Canonical & Kubernetes: 2020 highlights

Highlights from Canonical & Ubuntu’s activities, content, and product updates around Kubernetes in 2020. […] | Continue reading


@ubuntu.com | 3 years ago

Compact and Bijou

Snaps are designed to be self-contained packages of binaries, libraries and other assets. A snap might end up being quite bulky if the primary application it contains has many additional dependencies. This is a by-product of the snap needing to run on any Linux distribution where … | Continue reading


@ubuntu.com | 3 years ago

What is PostgreSQL and why do enterprise developers and start-ups love it?

PostgreSQL is a powerful, open source object-relational database system that is known for reliability, feature robustness, and performance. PostgreSQL is becoming the preferred database for more and more enterprises. It is currently ranked #4 in popularity amongst hundreds of dat … | Continue reading


@ubuntu.com | 3 years ago

Productivity corner: editors, editors, editors

Text editors are a curious product. On one hand, they are simple, no-nonsense digital pads for taking notes, without any embellishments or visual styling. On the other, they are powerful code and data toolboxes, allowing for a great deal of flexibility and innovation. Indeed, sof … | Continue reading


@ubuntu.com | 3 years ago

Telefonica Brazil selects Canonical’s Charmed OpenStack for industry-leading cloud-based online charging system

13th January 2021 – Canonical, the publisher of Ubuntu, today announced that its Charmed OpenStack has been selected by Telefonica Brazil to – in a first for the region – migrate its online charging system (OCS) to its private cloud, Unica Next. The transformation project will se … | Continue reading


@ubuntu.com | 3 years ago

PostgreSQL security: The PgMiner botnet attacks explained

Assuring the security of PostgreSQL and all open source database systems is critical as many learned with the PgMiner botnet attacks in December 2020. Having an understanding of, and visibility into, how these attacks happen and following standard best practices is the best way t … | Continue reading


@ubuntu.com | 3 years ago

Time to Branch Out

Branches are an under-used but important feature of the Snap Store publishing capabilities. Indeed as I’m writing this post, I’ve never had a need to use the feature, and I’ve been publishing snaps for four and a half years. Let’s fix that! Start with acorns The rationale for bra … | Continue reading


@ubuntu.com | 3 years ago

OpenStack for telcos by Canonical

Learn how Charmed OpenStack offers telcos fast networking, security, stability of performance, and optimal SDN and storage options. […] | Continue reading


@ubuntu.com | 3 years ago

Ubuntu Blog: OpenStack for telcos by Canonical

Ubuntu is an open source software operating system that runs from the desktop, to the cloud, to all your internet connected things. | Continue reading


@ubuntu.com | 3 years ago

Improving CLI output with jq

Welcome back to our series on MAAS CLI operations. In our previous post, we learned how to acquire and deploy machines using the MAAS CLI. It was also evident that the JSON output from the allocate and deploy commands was very lengthy for even one machine — so you can imagine how … | Continue reading


@ubuntu.com | 3 years ago

Snaps and themes – on the path to seamless desktop integration

Alongside performance, theming is one of the primary concerns for desktop snap users. People expect applications bundled inside snaps to look and behave just like their counterparts shipped and packaged in the traditional way in their Linux distributions, and any discrepancy in t … | Continue reading


@ubuntu.com | 3 years ago

Design and Web team summary – 29 December 2020

The web team here at Canonical run two-week iterations. Here are some of the highlights of our completed work from this iteration. Web squad Our Web Squad develops and maintains most of Canonical’s promotional sites like ubuntu.com, canonical.com and more. We designed and added t … | Continue reading


@ubuntu.com | 3 years ago

Why LZO was chosen as the new compression method

Everyone wants fast applications. Recently, we provided a mechanism to make snap applications launch faster by using the LZO format. We introduced this change because users reported desktop snaps starting more slowly than the same applications distributed via traditional, native … | Continue reading


@ubuntu.com | 3 years ago

Migrating to Ubuntu LTS: six facts for CentOS users

Considering migrating to Ubuntu from other Linux platforms, such as CentOS? Think Ubuntu- the most popular Linux distribution on public clouds, data centre and the edge. Since its inception, Ubuntu consistently gains market share, as of today reaching almost 50%. Wondering why Ub … | Continue reading


@ubuntu.com | 3 years ago

What’s new in Open Source MANO: multi-cloud orchestration, operator lifecycle management, and more..

Open source MANO (OSM) community recently added two more bricks in the wall of NFV orchestration events: OSM Release NINE and OSM#10 Hackfest. The community has come a long way to mature OSM into its 9th version. A toast to all the system integrators, network operators, researche … | Continue reading


@ubuntu.com | 3 years ago

Migrating to Ubuntu LTS: six facts for CentOS users

Considering migrating to Ubuntu from other Linux platforms, such as CentOS? Think Ubuntu- the most popular Linux distribution on public clouds, data centre and the edge. Since its inception, Ubuntu consistently gains market share, as of today reaching almost 50%. Wondering why Ub … | Continue reading


@ubuntu.com | 3 years ago

Telco and Ubuntu: 2020 roundup

2021 is around the corner and we had such a tremendous journey this year. Like many others, at Canonical, the publisher of Ubuntu, we lived different times and maybe more than ever we saw how important it was to stay connected. Therefore, Canonical continued to innovate in the te … | Continue reading


@ubuntu.com | 3 years ago

Use Amazon ECR Public and EKS-D to deploy LTS Docker Images

It’s re:invent season already, and we had exciting news to announce with Amazon this year. With all these remote sessions, what’s better than a quick lab to play with the new stuff? It’s starting to feel like Christmas already! We’re going to kill two birds with one stone (just a … | Continue reading


@ubuntu.com | 3 years ago

Raspberry Pi and Ubuntu: 2020 roundup

We’re almost there, 2021 is just around the corner. Like many others, we at Canonical have a deep appreciation for all things Raspberry Pi. We see the good they do and the joy they bring and can’t help but be impressed. This year marks the beginning of a stronger collaboration be … | Continue reading


@ubuntu.com | 3 years ago

MAAS 2.9 is now available

Canonical is happy to announce that MAAS 2.9 is now available. We’ll get to the details of installing it in just a moment, but first, let’s walk through a brief overview of the new features and fixes. Later on in this post, we’ll cover some of these features in much more detail. … | Continue reading


@ubuntu.com | 3 years ago

Snaps: How we got here

I’m celebrating nine years at Canonical, and coming up on 15 years since I started contributing to Ubuntu in the community. It’s been quite the ride, helping build, support and advocate for the most popular Linux desktop, and most used Linux distribution in the cloud. Over those … | Continue reading


@ubuntu.com | 3 years ago

The State of Robotics – November 2020

Goodbye Thanksgiving (well, for some of us), hello Christmas! The holiday season really is the best, and it always brings interesting robotics news, which we will now distill into a quick dose of delightful and easily-digestible tidbits. As always, if you’d like to see your work … | Continue reading


@ubuntu.com | 3 years ago

MAAS CLI-only machine deployment

Continuing in our series on CLI-only MAAS operation, it’s time to deploy machines. In the previous post, we reached the point of creating and commissioning machines, using only the MAAS CLI. Moving forward, there are two key steps: acquiring machines, and then deploying them. Let … | Continue reading


@ubuntu.com | 3 years ago

Design and Web team summary – 08 December 2020

The web team here at Canonical run two week iterations. Here are some of the highlights of our completed work from this iteration. Web squad Our Web Squad develops and maintains most of Canonical’s promotional sites like ubuntu.com, canonical.com and more. Anbox Cloud UI To make … | Continue reading


@ubuntu.com | 3 years ago

Ubuntu 16.04 LTS upgrade vs extended security maintenance

sudo apt-get dist-upgrade? Weighing the options with an Ubuntu 16.04 upgrade Ubuntu 16.04 LTS Xenial Xerus is transitioning from its five-year standard security maintenance window in four months, leaving many asking the question: can I manage an Ubuntu 16.04 LTS upgrade by April … | Continue reading


@ubuntu.com | 3 years ago

How to switch the Docker container runtime to containerd with Charmed Kubernetes

This article describes how easy it is for users of Charmed Kubernetes to switch from the Docker container runtime to containerd. You may have heard that Kubernetes is deprecating Docker as a container runtime after v1.20. Docker as an underlying runtime is being deprecated in fav … | Continue reading


@ubuntu.com | 3 years ago

SUSE OpenStack Cloud reaches the end of life

Time passes by! A year has passed since SUSE announced its decision to discontinue SUSE OpenStack Cloud, and many enterprises are already affected. This is because SUSE OpenStack Cloud 8 reaches the end of life (EOL) in late May 2021. There are 6 months left to solve this problem … | Continue reading


@ubuntu.com | 3 years ago

When you need the numbers just right – benchmark and profiling applications in the Snap Store

The world of software is a vast and complex one, often too difficult to easily assess by human intuition alone. Which is why detailed and accurate measurements of software behavior are essential in helping us understand and gauge how well our applications perform. The Snap Store … | Continue reading


@ubuntu.com | 3 years ago

Migrating the Launchpad Keyservers from SKS to Hockeypuck

Ubuntu and Launchpad use OpenPGP keys heavily. Each source package is signed with the uploader’s key, and binary and source package downloads from Ubuntu’s primary archives and from users’ Personal Package Archives (PPAs) are indirectly signed by the publisher process with per-ar … | Continue reading


@ubuntu.com | 3 years ago

MAAS CLI-only machine creation

The whole point of MAAS configuration is to get machines deployed. If you read the previous post in this series, you know how to install MAAS and do basic configuration using only the MAAS Command-Line Interface (CLI).  So far, so good, but now we need to enable networking and cr … | Continue reading


@ubuntu.com | 3 years ago

Forecasting the future of cloud with OpenStack experts

OpenStack, the cloud computing platform, has proved to be a beacon of success for open source. It rounds off 10 years in existence this year, a period which has seen it reach nearly 200 countries, and we want to look ahead to what the future holds for the technology.  We’ve spoke … | Continue reading


@ubuntu.com | 3 years ago

Forecasting the future of cloud with OpenStack experts

OpenStack, the cloud computing platform, has proved to be a beacon of success for open source. It rounds off 10 years in existence this year, a period which has seen it reach nearly 200 countries, and we want to look ahead to what the future holds for the technology.  We’ve spoke … | Continue reading


@ubuntu.com | 3 years ago

Install Amazon EKS Distro anywhere

One install, one cluster, snap! Today, we’re excited to announce that EKS is available outside of AWS, on any Ubuntu system, with the EKS snap. This announcement builds on the existing collaboration between Amazon and Canonical to ensure the quality, security, and usability of Ub … | Continue reading


@ubuntu.com | 3 years ago

Canonical’s LTS Docker Image Portfolio is now available on Amazon ECR Public

Today, Canonical announced the availability of its curated set of secure container application images on Amazon ECR Public, complementing the current offering. Multiple registries, one product Developers now also have access to the LTS Docker Image Portfolio from the Amazon ECR P … | Continue reading


@ubuntu.com | 3 years ago

CLI-only MAAS operation

MAAS provides a state-of-the-art User Interface (UI), which simplifies usage. But you may not know that MAAS also has a robust Command-line Interface (CLI), which actually provides more functionality than the UI.  Everything you can do from the UI, you can do from the CLI, but no … | Continue reading


@ubuntu.com | 3 years ago

Embedded Linux for Teams

A Linux kernel for each developer team, which uses it to bring up target boards. Bespoke, built, issued, and maintained over years by the vendor. Teams that focus on building great apps, rather than figuring out hardware dependencies. Happy developers that bootstrap smart devices … | Continue reading


@ubuntu.com | 4 years ago

Design and Web team summary – 24th November 2020

The web team here at Canonical run two-week iterations. Here are some of the highlights of our completed work from this iteration. Meet the team Hi, I am Carlos Wu. I work for the Webteam as a web developer, and I just recently reached 1 year at Canonical! I have worked previousl … | Continue reading


@ubuntu.com | 4 years ago

Ubuntu's website throwing 503 error

Ubuntu is the modern, open source operating system on Linux for the enterprise server, desktop, cloud, and IoT. | Continue reading


@ubuntu.com | 4 years ago

Canonical publishes LTS Docker Image Portfolio on Docker Hub

Ten year maintenance commitment on app images provides secure cloud software supply chain November 24th 2020: Canonical has published the LTS Docker Image Portfolio, a curated set of secure container application images, on Docker Hub. The LTS Docker Image Portfolio comes with up … | Continue reading


@ubuntu.com | 4 years ago

Exploring ROS 2 Kubernetes configurations

Kubernetes and robotics make a great match. However, as we have seen, robots running ROS 2 can be tricky to set up on Kubernetes. This blog series has explored running ROS 2 on Kubernetes, set up a simple talker and listener, and distributed that demo across three machines. The c … | Continue reading


@ubuntu.com | 4 years ago

Cybersecurity Defenses for IIoT

Cybersecurity attacks on industrial IoT solutions can have detrimental consequences. This is the case because IoT devices record privacy-sensitive data and control production assets. Therefore, demonstrable trustworthiness is prerequisite to IoT adoption in industrial settings. F … | Continue reading


@ubuntu.com | 4 years ago

Distribute ROS 2 across machines with MicroK8s

Introduction Our simple ROS 2 talker and listener setup runs well on a single Kubernetes node, now let’s distribute it out across multiple computers. This article builds upon our simple ROS 2 talker / listener setup by running it on multiple K8s nodes. At the completion of this s … | Continue reading


@ubuntu.com | 4 years ago

Cybersecurity defenses for IIoT

Cybersecurity attacks on industrial IoT solutions can have detrimental consequences. This is the case because IoT devices record privacy-sensitive data and control production assets. Therefore, demonstrable trustworthiness is prerequisite to IoT adoption in industrial settings. F … | Continue reading


@ubuntu.com | 4 years ago

Mark Shuttleworth on overcoming software complexity

While today we see an enormous amount of incredible software being published, both by tech giants and niche providers, there is a significant lag in the telco industry’s ability to leverage it.  The promise of a software-defined technology landscape is, of course, agility.  But w … | Continue reading


@ubuntu.com | 4 years ago

Edge computing is dead, long live micro clouds and IoT gateways

“The King is dead, long live the King.” It might be my french roots speaking, but it seems that actual use cases are replacing King Edge, and it might be for the best. Warning; do not read this blog if you’re particularly sensitive about edge computing (and if you don’t know what … | Continue reading


@ubuntu.com | 4 years ago

Canonical’s Open Operator Collection

13th November 2020: Canonical’s Open Operator Collection, the largest collection of application operators, now supports both cloud-native and traditional applications on Windows and Linux. The collection is hosted at Charmhub.io and follows the Open Operator Manifesto. Next-gener … | Continue reading


@ubuntu.com | 4 years ago

USN-4616-1: AccountsService vulnerabilities

Ubuntu is an open source software operating system that runs from the desktop, to the cloud, to all your internet connected things. | Continue reading


@ubuntu.com | 4 years ago