The Source

High availability (HA) for MicroK8s, the lightweight Kubernetes, is now available as a tech preview for Linux, Windows and macOS. The Kubernetes control plane can now be distributed across multiple nodes, bringing resiliency to the cluster while maintaining a low footprint using Dqlite, the distributed SQL engine as the Kubernetes datasto

By Chris Sells (Google) & Ken VanDine (Canonical) Google’s goal for Flutter has always been to provide a portable framework for building beautiful UIs that run at native speeds no matter what platform you target. To validate this capability, we started by focusing on the mobile platforms, Android and iOS, where we’ve seen more than

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. USNs on ubuntu.com Ubuntu security notices can now be found under https://ubuntu.co

ROS, Ripple and reflections – In this month’s edition of The State of Robotics, we’ll tell you about the recently discovered Ripple vulnerability, the latest and greatest in robots reflecting nature, and a dash of news from the ROS universe. Foxy Fitzroy released ROS 2 Foxy Fitzroy was released on June 5 for Ubuntu 20.04.

We would like to congratulate Hayden Barnes, a Developer Advocate at Canonical for Ubuntu on WSL, who was awarded MVP (Most Valuable Professional) by Microsoft for 2020-2021 for his contributions to the Windows Subsystem for Linux (WSL) community. The Microsoft MVP Award is awarded annually by Microsoft to technology experts who passionat

In this post, we will see how we can containerize our home in LXD simply managing our personal configuration files – a.k.a. dotfiles. Yeah dotfiles, named after their common ~/.my_config form, you know, all of those small configuration files lying across our $HOME. In other words, how one can change the house while keeping the

Mircade: An example snap confined user shell There are various scenarios and reasons for packaging a Snap confined shell and a selection of applications together in a confined environment. You might have applications that work well together for a particular task; or, you may want to offer a number of alternative applications and have them

The wheel of software turns, and apps come and go. But the end of development does not always mean the end of usefulness. Sometimes, programs stubbornly remain around, offering a complete experience that can withstand the test of time. Several weeks ago, we talked about how you can preserve old applications with snaps. Today, we

This blog series is part of the joint collaboration between Canonical and Manceps. Visit our AI consulting and delivery services page to know more. Introduction Kubeflow Pipelines are a great way to build portable, scalable machine learning workflows. It is a part of the Kubeflow project that aims to reduce the complexity and time involv

Do you have a big data center? Do you have terabytes of confidential data stored in that data center? Are you worried that your data might be exposed to malicious attacks? One of the most prominent security features of storage solutions is encryption at rest. This blog will explain this in more detail and how

Friction points in HPC DevOps Many High Performance Computing (HPC) setups are still handcrafted configurations where tuning changes can take days or weeks. This is because the more you tune and optimise something, the more bespoke and unique it is, and the more unique something is, the lower the chances that things will just work

It’s the season for updates. The last few weeks have ushered in ROS 1 Noetic and ROS 2 Foxy, both of which target the recently released Ubuntu 20.04 Focal Fossa. As always, new releases come with trepidation: how can I install new software and test compatibility, yet keep my own environment stable until I know

Discover Charmed Kafka Everyone hates waiting in a queue. On the other hand, when you’re routing an absolute storm of event data around a cloud environment, message queues are your best friend. Enter Apache Kafka. Apache Kafka is a free, open source event streaming platform that enables you to create queues for temporary buffering of

Broadly speaking, most snaps in the Snap Store fall into one of two categories, desktop applications and server daemons. The graphical applications such as Chromium and Spotify use desktop files, which ensure they can be opened on demand by any user via a menu or launcher. The server applications such as NextCloud and AdGuard-Home typical

Kubeflow 101 – Hyperparameter tuning with Katib The Kubeflow 101 series of short videos is a great way to quickly get up to speed on Kubeflow concepts. This week, Stephanie Wong guides us through Hyperparameters and how you can use Katib to achieve the Kubeflow with Amazon Sagemaker Shashank Prasanna, Senior Developer Advocate at AWS

A growing number of car companies have made their autonomous vehicle (AV) datasets public in recent years.  Daimler fueled the trend by making its Cityscapes dataset freely available in 2016. Baidu and Aptiv respectively shared the ApolloScapes and nuScenes datasets in 2018. Lyft, Waymo and Argo followed suit in 2019. And more recently, a