• Server Virtualization Trends Q1 2020 Report 0

    What’s the most commonly used virtualization software in companies? What was the main reason for choosing the software? These and other questions we’ve asked members of groups and communities focused on virtualization-related topics, our clients and business partners around the world to answer our questions. The report shows current trends in the virtualization market and

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  • Ansible, part II – modules and ad-hoc commands 0

    Sending ad-hoc commands is very simple and at the same time opens up many very useful possibilities. Thanks to them, we can conveniently issue single command on one or many nodes. Issuing such commands allows among others: querying for various statuses, compliance verification, configuration backup, node or service restart, file, package and user accounts management,

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  • Ansible, part I – basics and inventory 2

    Making changes manually is tedious, and problematic in terms of documenting. Ansible addresses both of these problems. It’s great for what we don’t like. It is doing the same thing on many elements. In addition, the resulting YAML file becomes a form of documentation. It certainly will not replace the typical documentation with diagrams, tables

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  • Automation in practice 0

    When we hear about automation, we often see the image of robots and machines replacing people and taking their jobs. Let’s not go to extremes and let’s not be deceived by these myths. Let’s look at it from a different perspective. Automation in practice – let’s warm-up! To perform low-level, repetitive and monotonous activities, you

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  • What administrators should know about OpenShift? 0

    OpenShift Container Platform is a platform for developing and running containerized applications. It is designed to allow applications and the data centers that support them to expand from just a few machines and applications to thousands of machines that serve millions of clients. With its foundation in Kubernetes, OpenShift Container Platform incorporates the same technology

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  • Persistent Volumes: why use them, and how to prote... 0

    I’m sure I am not the only one, but I still have that recurring dream where I am halfway through an essay or thesis for school and without warning the screen goes black. My paper is gone, and I had not saved my changes. I then wake up in a cold sweat. Similarly, for those

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  • Quarkus: a next-generation Kubernetes native Java ... 0

    Quarkus is a Kubernetes Native Java framework tailored for GraalVM and HotSpot, crafted from best-of-breed Java libraries and standards. The goal of Quarkus is to make Java a leading platform in Kubernetes and serverless environments while offering developers a unified reactive and imperative programming model to optimally address a wider range of distributed application architectures.

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  • Docker is no more…  5

    … anyway in Red Hat Enterprise Linux 8. And while the title may look a bit provoking – it really is the case. But before you start swearing – please let me assure you that Red Hat stays fully professional and focused on consumers satisfaction. So…? You guessed it, there is something much, much better.

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  • Protect VMs in Nutanix Acropolis and other hypervi... 0

    In a world that seems to be dominated by “next big thing” messaging, VMware and Microsoft Hyper-V have found a way for the last decade or so to dominate the hypervisor market share – maintaining over 80% of the market share throughout the last ten years. However, based on the emergence of several other competitors,

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  • Backup strategies for OpenStack environments 0

    Even though OpenStack environments were meant to be stateless by design (so that VMs could be easily recovered from templates) – in many cases are used as a regular virtualization platform. Stateful VMs still need to be protected and in this short article I’ll give you several ideas how you can accomplish it. Agent-based backup

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