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Servers: Cloud Foundry Foundation, Kubernetes, Kata Containers, Red Hat Enterprise Linux and Fukuoka Financial Group

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  • Devops predictions for 2019

    Devops thinking is arguably mainstream today, and there were plenty of developments afoot in 2018 that suggest 2019 will be an intriguing year to follow the space.

    Loosely defined, devops is the combination of developer and operations teams through an organisational culture change, assisted by automation tooling with the goal of releasing software as quickly as possible.

    Naturally this makes it an enticing proposition to enterprises, especially those who may be at the start of their "digital transformation", even though they may currently be working a devops project at the micro level and aren't yet fully scaled out. There is also some allure in "streamlining" (or "downsizing") existing team numbers here too.

    As the executive director of the Cloud Foundry Foundation Abby Kearns notes, acquisitions in the open source space such as IBM-Red Hat and VMware-Heptio suggest further consolidation of the cloud-native market.

  • Confused Deputies Strike Back

    A few weeks back Kubernetes had its first really severe security issue, CVE-2018-1002105. For some background on this, and how it was discovered, I recommend Darren Shepherd’s blog post, he discovered it via some side effects and initially it did not appear to be a security issue just an error handling issue. Of course we know well that many error handling issues can be escalated, but why was this one so bad?

  • Kata Containers – A form of art

    November was a productive month for us. As you’ve already glimpsed in the KDE snaps article, we hosted a Snapcraft Summit in our London offices, during which we worked with engineers from major companies on building snaps. Hailing from Intel, Julio Montes joined us to improve the Kata Containers snap, to make it easier for community members to participate and contribute to the project. Kata Containers is a new open source project building extremely lightweight virtual machines that seamlessly plug into the containers ecosystem. So what have we done?

  • Monitoring application performance with Performance Co-Pilot

    In this article, we will build up on top of the basic setup from the previous article. One additional detail if you are using the pcp-zeroconf package in Red Hat Enterprise Linux 7.6: pmlogger will be configured in /etc/sysconfig/pmlogger to log metrics in 10sec steps. The default setting uf 60sec provides less granularity, but also stores less data.

  • [Older] Red Hat Open Innovation Labs Hosts First Japan Residency With Fukuoka Financial Group

    Red Hat, Inc. (NYSE: RHT), the world's leading provider of open source solutions, today announced that Fukuoka Financial Group, Inc. (“FFG”), a banking and financial services company based in Japan, has completed a residency with Red Hat Open Innovation Labs, the first residency completed in Japan. During the residency, the teams worked to improve corporate competitiveness and advance the company’s digital transformation efforts.

More in Tux Machines

digiKam 7.7.0 is released

After three months of active maintenance and another bug triage, the digiKam team is proud to present version 7.7.0 of its open source digital photo manager. See below the list of most important features coming with this release. Read more

Dilution and Misuse of the "Linux" Brand

Samsung, Red Hat to Work on Linux Drivers for Future Tech

The metaverse is expected to uproot system design as we know it, and Samsung is one of many hardware vendors re-imagining data center infrastructure in preparation for a parallel 3D world. Samsung is working on new memory technologies that provide faster bandwidth inside hardware for data to travel between CPUs, storage and other computing resources. The company also announced it was partnering with Red Hat to ensure these technologies have Linux compatibility. Read more

today's howtos

  • How to install go1.19beta on Ubuntu 22.04 – NextGenTips

    In this tutorial, we are going to explore how to install go on Ubuntu 22.04 Golang is an open-source programming language that is easy to learn and use. It is built-in concurrency and has a robust standard library. It is reliable, builds fast, and efficient software that scales fast. Its concurrency mechanisms make it easy to write programs that get the most out of multicore and networked machines, while its novel-type systems enable flexible and modular program constructions. Go compiles quickly to machine code and has the convenience of garbage collection and the power of run-time reflection. In this guide, we are going to learn how to install golang 1.19beta on Ubuntu 22.04. Go 1.19beta1 is not yet released. There is so much work in progress with all the documentation.

  • molecule test: failed to connect to bus in systemd container - openQA bites

    Ansible Molecule is a project to help you test your ansible roles. I’m using molecule for automatically testing the ansible roles of geekoops.

  • How To Install MongoDB on AlmaLinux 9 - idroot

    In this tutorial, we will show you how to install MongoDB on AlmaLinux 9. For those of you who didn’t know, MongoDB is a high-performance, highly scalable document-oriented NoSQL database. Unlike in SQL databases where data is stored in rows and columns inside tables, in MongoDB, data is structured in JSON-like format inside records which are referred to as documents. The open-source attribute of MongoDB as a database software makes it an ideal candidate for almost any database-related project. This article assumes you have at least basic knowledge of Linux, know how to use the shell, and most importantly, you host your site on your own VPS. The installation is quite simple and assumes you are running in the root account, if not you may need to add ‘sudo‘ to the commands to get root privileges. I will show you the step-by-step installation of the MongoDB NoSQL database on AlmaLinux 9. You can follow the same instructions for CentOS and Rocky Linux.

  • An introduction (and how-to) to Plugin Loader for the Steam Deck. - Invidious
  • Self-host a Ghost Blog With Traefik

    Ghost is a very popular open-source content management system. Started as an alternative to WordPress and it went on to become an alternative to Substack by focusing on membership and newsletter. The creators of Ghost offer managed Pro hosting but it may not fit everyone's budget. Alternatively, you can self-host it on your own cloud servers. On Linux handbook, we already have a guide on deploying Ghost with Docker in a reverse proxy setup. Instead of Ngnix reverse proxy, you can also use another software called Traefik with Docker. It is a popular open-source cloud-native application proxy, API Gateway, Edge-router, and more. I use Traefik to secure my websites using an SSL certificate obtained from Let's Encrypt. Once deployed, Traefik can automatically manage your certificates and their renewals. In this tutorial, I'll share the necessary steps for deploying a Ghost blog with Docker and Traefik.