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Blog posts tagged
"k8s"

anastasiavalti
1 April 2021

Kubernetes across clouds: Ubuntu at NVIDIA GTC 2021

Kubernetes Ubuntu tech blog

NVIDIA GTC is back again and we’re thrilled to be talking all things Kubernetes with you, on April 12-16! This year too, the conference will be hosted virtually and registration is free, which means even more of us can get together to share knowledge and ideas at the #1 AI conference and workshop! Ubuntu and ...

anastasiavalti
2 March 2021

Canonical completes Azure Arc Validation Program, helps increase user confidence in Arc enabled production Kubernetes

Kubernetes Ubuntu tech blog

Microsoft Azure has just announced the details of its new Azure Arc Validation Program, aiming to further increase customer confidence in deploying Arc enabled Kubernetes in production workloads, and at scale. Canonical is one of the Kubernetes distribution providers to participate in the program, by completing conformance tests for one o ...

Canonical
7 December 2020

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

Ubuntu Ubuntu tech blog

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 favor of runtimes that use the Container Runtime Interface(CRI) ...

sidfaber
23 November 2020

Exploring ROS 2 Kubernetes configurations

Cloud and server Ubuntu tech blog

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 configurations presented may not quite fit ...

sidfaber
17 November 2020

Distribute ROS 2 across machines with MicroK8s

Cloud and server Ubuntu tech blog

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 setup expect to have a ROS2 Kubernetes ...

Canonical
13 November 2020

Canonical’s Open Operator Collection extends Kubernetes operators to traditional Linux and Windows applications

Cloud and server Ubuntu tech blog

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-generation operations unify CAAS and IAAS “The operator pattern s ...

sidfaber
9 November 2020

ROS 2 on Kubernetes: a simple talker and listener setup

Cloud and server Ubuntu tech blog

Kubernetes and ROS make a great match, but ROS2 can be tricky to set up. In this post we demonstrate a scalable system with MicroK8s on Ubuntu. ...

Alex Chalkias
27 August 2020

Kubernetes vs Docker

Cloud and server Ubuntu tech blog

In an era where container technologies have taken the industry by storm, one of the most common online searches on the topic of containers is ‘Kubernetes vs Docker’. The relevance and accuracy of this comparison is questionable, as it is not really comparing apples to apples. In this blog post, we will attempt to clarify ...

Canonical
11 August 2020

Kubernetes 1.19 release candidate available for testing

Canonical announcements Ubuntu tech blog

The Kubernetes 1.19 release candidate is now available for download and experimentation ahead of general availability later this month. You can try it now with MicroK8s. To get the latest Kubernetes on your machine, install MicroK8s and get a lightweight, zero-ops K8s cluster in no time: sudo snap install microk8s –channel=1.19/candidate ...

Thibaut Rouffineau
4 December 2018

Canonical publishes auto-apply vulnerability patch for Kubernetes

Cloud and server Ubuntu tech blog

Charmed distribution of Kubernetes clusters auto-apply vulnerability patches for CVE-2018-1002105 On December 3 2018,  the Kubernetes project disclosed a security vulnerability in all versions of its popular container orchestration software. The vulnerability, CVE-2018-1002105, exists in the Kubernetes API server, and allows an attacker t ...

Stephan Fabel
15 November 2018

Upgrading Charmed Kubernetes

Cloud and server Ubuntu tech blog

This article describes the advantages users of Charmed Kubernetes enjoy through the high degree of automation charms offer the operator. One of the hardest problems of infrastructure-as-a-service operations is upgrading. Charms make it an easy 4 step process that is highly repeatable and predictable in its outcome. Kubernetes on Ubuntu is ...

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