Blog posts written by Edoardo Barbieri

Edoardo Barbieri
8 June 2022

An intro to real-time Linux with Ubuntu

Internet of Things Article

A real-time system responds to events within a specified deadline. If the timing constraints of the system are unmet, failure has occurred. In the kernel context, real-time denotes a deterministic response to an external event, aiming to minimize the response time guarantee. Real-time Beta now available in Ubuntu 22.04 LTS Last April, Ca ...

Edoardo Barbieri
6 June 2022

The State of IoT – May 2022

Internet of Things Article

Welcome to the May edition of the monthly State of IoT series. May was a month full of exciting news, from open-source GPU modules and alternatives to the Jetson to a new Matter-ready hub for smart home appliances. Before diving straight in, let’s cover noteworthy news not included in the recap below. A few tech ...

Edoardo Barbieri
30 May 2022

Embedded Linux development on Ubuntu – Part III

Internet of Things Article

Welcome to the concluding chapter of this journey on embedded Linux development with Ubuntu. We covered a lot of ground, so let us quickly recap what we learned so far. In Part I we introduced Snaps, software packages designed for the world of IoT. Snap packages isolate and encapsulate an entire application, increasing the security ...

Edoardo Barbieri
27 May 2022

Embedded Linux development on Ubuntu – Part II

Internet of Things Article

Welcome to Part II of this three-part mini-series on embedded Linux development on Ubuntu. In Part I, we set the stage for the remainder of the series and gave an overview of snaps, the packaging format at the heart of embedded devices running Ubuntu. Snaps are a secure, confined, dependency-free, cross-platform Linux packaging format. So ...

Edoardo Barbieri
26 May 2022

Embedded Linux development on Ubuntu – Part I

Internet of Things Article

Welcome to this three-part mini-series on embedded Linux development on Ubuntu. Throughout this series, we will discuss the key challenges of traditional software distribution mechanisms for embedded Linux devices. We will understand why legacy development and update approaches do not suit the Internet-of-Things (IoT) world and assess how ...

Edoardo Barbieri
9 May 2022

The State of IoT – April 2022

Internet of Things Article

Welcome back to the monthly State of IoT. In case you missed it, here is a roundup from last March’s news. Vehicle connectivity, smart homes, new SoCs and a real-time Ubuntu kernel captured the headlines this April. Let’s jump straight into it! Real-time Ubuntu 22.04 LTS Beta Among the most noteworthy news in the IoT ...

Edoardo Barbieri
28 April 2022

Embedded Linux project: Yocto or Ubuntu Core? [Part IV]

Internet of Things Article

Welcome to the concluding chapter of this journey assessing Yocto and Ubuntu Core for your embedded Linux project. Among the go-to solutions in the industry and benefiting from wide popularity, Yocto enables developers to build a custom embedded Linux distribution from scratch. With extensive control over every stage of compiling and bui ...

Edoardo Barbieri
27 April 2022

Embedded Linux project: Yocto or Ubuntu Core? [Part III]

Internet of Things Article

Welcome to the third chapter of this four-part series on Yocto vs Ubuntu Core. We have already gone a long way on the journey to choosing the right OS for your embedded Linux project. Part I covered the main characteristics of Yocto, and Part II assessed the advantages brought about by Ubuntu Core. If you ...

Edoardo Barbieri
27 April 2022

Real-time Ubuntu 22.04 LTS Beta – Now Available

Internet of Things Article

On 21 April 2022, Canonical announced Real-time Ubuntu 22.04 LTS, available in beta. Based on upstream v5.15, the 22.04 LTS kernel integrates the out-of-tree PREEMPT_RT patch for x86_64 and AArch64 architectures. Once in GA, the new real-time kernel will power the next generation of robotics, IoT, and telco innovations by providing a det ...

Edoardo Barbieri
26 April 2022

Embedded Linux project: Yocto or Ubuntu Core? [Part II]

Internet of Things Article

Welcome to Part II of this mini blog series on Yocto vs Ubuntu Core for your embedded Linux project. In Part I, we set the stage for the remainder of the series and gave an overview of the pros and cons of using Yocto, alongside the advantages of its recipes, layers, and BSPs. Users, developers, and ...

Edoardo Barbieri
25 April 2022

Embedded Linux project: Yocto or Ubuntu Core? [Part I]

Internet of Things Article

Welcome to this mini blog series on Yocto vs Ubuntu Core for your embedded Linux project. Throughout this series, we will diligently assess the key considerations when choosing the OS of an embedded Linux system. We will also analyse the pros and cons of the most widely-adopted Linux-based distributions for embedded devices. Finally, we ...

Edoardo Barbieri
31 March 2022

A guide to Linux for embedded applications

Internet of Things Article

An embedded device is a hardware and software system that performs a dedicated function within a larger computer system. It is typically resource-constrained and comprises a processing engine. The software of an embedded Linux system runs on top of the Linux kernel, the fundamental core of the OS with complete control over everything occ ...