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Robin Winslow
19 November 2019

Avoiding dropped connections in nginx containers with “STOPSIGNAL SIGQUIT”

Cloud and server Ubuntu tech blog

(Also published on my blog at robinwinslow.uk) Update: The default used in the official nginx docker image was changed from SIGTERM to SIGQUIT in November 2020, so this should no longer be an issue for Docker or Kubernetes users. nginx is a very popular web server. It may have just become the most popular web ...

Francisco Jiménez Cabrera
15 November 2019

We reduced our Docker images by 60% with –no-install-recommends

Cloud and server Ubuntu tech blog

Here at Canonical, we use Dockerfiles on a daily basis for all our web projects. Something that caught our attention recently was the amount of space that we were using for each Docker image, and we realized that we were installing more dependencies than we needed. In this article, I’ll explain how we improved our ...

Alex Cattle
14 November 2019

Lessons learned from 100+ private cloud builds

Cloud and server Ubuntu tech blog

Building a private cloud based on OpenStack has typically been a complex process with uncertain build costs based on time and materials requiring specialised expertise and low-level Linux OS knowledge. To help enterprises overcome these challenges,Canonical offers Private Cloud Build to provide businesses with a fully deployed OpenStack d ...

Canonical
14 November 2019

Canonical enhances Kubernetes reliability for edge, IoT and multi-cloud

Cloud and server Ubuntu tech blog

14 November 2019: Canonical today announced high-availability clustering in MicroK8s, the workstation and appliance Kubernetes, and enterprise SQL database integration for its multi-cloud Charmed Kubernetes. “The rapid rise of enterprise and edge Kubernetes creates a challenge for corporate IT, with thousands of edge nodes running Kuberne ...

Bill Wear
13 November 2019

foo.c

Cloud and server Ubuntu tech blog

I remember my first foo. It was September, 1974, on a PDP-11/40, in the second-floor lab at the local community college. It was an amazing experience for a fourteen-year-old, admitted at 12 to audit night classes because his dad was a part-time instructor and full-time polymath. I should warn you, I’m not the genius in ...

Peter Mahnke
13 November 2019

Design and Web team summary – 8 November 2019

Design Ubuntu tech blog

This was the final iteration before our roadmap sprint where we plan our 20.04 work.  Here are some of the highlights of our completed work. Web squad Web is the squad that develop and maintain most of the brochure websites across the Canonical. New content We created a takeover and landing page a Kata Containers ...

Alex Murray
12 November 2019

Ubuntu updates to mitigate latest Intel hardware vulnerabilities

Cloud and server Ubuntu tech blog

Today, Intel announced a group of new vulnerabilities affecting various Intel CPUs and associated GPUs, known as TSX Asynchronous Abort (CVE-2019-11135), Intel® Processor Machine Check Error (CVE-2018-12207), and two Intel i915 graphics hardware  vulnerabilities (CVE-2019-0155, CVE-2019-0154). TSX Asynchronous Abort (TAA) is related to th ...

Alan Pope
12 November 2019

Growing the Linux app Ecosystem at LAS 2019

Desktop Ubuntu tech blog

The third Linux Application Summit (LAS) kicks off this week in Barcelona, Spain. Formerly organised under the GNOME project, known as Libre Application Summit, the new LAS is a joint effort between the KDE and GNOME projects. The aim of the conference is to encourage the growth of a vibrant Linux application ecosystem. Canonical are ...

Tytus Kurek
11 November 2019

Open Infrastructure Summit Shanghai 2019: the highlights

Cloud and server Ubuntu tech blog

The Canonical team is getting back from the Open Infrastructure Summit Shanghai 2019 with a lot of excitement and a fresh view on the key projects from the OpenStack Foundation including OpenStack and Kata containers. Open Infrastructure Summit Shanghai: Keynotes OpenStack remains a big thing and its adoption is constantly growing. Accord ...

Canonical
11 November 2019

Canonical at TechWeek Frankfurt

Cloud and server Ubuntu tech blog

Date: Nov 13-14Location: Messe Frankfurt, Frankfurt, GermanyBooth: 957 The TechWeek Frankfurt trade show will explore solutions to technology challenges organisations face across cloud computing and security, DevOps practices, Big Data management and more. With these major infrastructure themes in mind, the Ubuntu and Canonical team is ho ...

Thibaut Rouffineau
8 November 2019

Ubuntu at Kubecon Americas 2019, San Diego

Cloud and server Ubuntu tech blog

The Kubecon world tour is coming to its last stop of the year for Kubecon Americas 2019 in San Diego… and the Canonical / Ubuntu team will be present with Kubernetes in all its flavours from public cloud to private cloud, from powerful Intel Cores to ARM chipset, from single-node development machines to large clusters. ...

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