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Up and Running with oVirt 3.5, Part Two
Two weeks ago in this space, I wrote about how to deploy the virtualization, storage, and management elements of the new oVirt 3.5 release on a single machine. Today, we’re going to add two more machines to the mix, which will enable us to bring down one machine at a time for maintenance while allowing…
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Build Your Own Atomic Updates
Over the past several weeks, teams within the CentOS and Fedora projects have been establishing the processes needed to produce “Atomic Host” variants of their respective distributions. If you haven’t already done so, you can check out the latest pre-release Fedora Atomic and CentOS Atomic images. Now, consuming an OS that partakes in the hotness…
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Up and Running with oVirt 3.5
Last week, version 3.5 of oVirt, the open source virtualization management system, hit FTP mirrors sporting a slate of fixes and enhancements, including a new-look user interface, and support for using CentOS 7 machines as virtualization hosts. As with every new oVirt release, I’m here to suggest a path to getting up and running with…
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Containerized Directory Services with Docker and FreeIPA
I’ve tried out a lot of different software applications in my time, so I’ve come to appreciate projects and products that make it easy to get up and running quickly and without the need for assembling a whole labful of equipment. In this vein, the various components that comprise oVirt, the open source virtualization management…
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GNOME Boxes 3.14, Unboxed
Welcome to the inaugural edition of Boxes of Boxes, a bi-monthly virtualization, containerization, and turduckenization column. Given the title and subject matter of this column, and the fact that version 3.14 of GNOME desktop environment has recently shipped, I decided to take a look at the project’s built-in application for running virtual machines: GNOME Boxes.…
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Exploring Web Apps with Docker
Dockermania has been running wild, and it seems as though there’s an advocate for swapping in the containerization technology wherever we once turned to virtual machines. While Docker won’t (yet) fit the bill in all of these cases, containers are great for trying out new or updated Web applications on your local machine. via Exploring…
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Docker as Development Middleman
When compared to dynamic sites based on WordPress or Drupal, staticly generated blog and Web sites (like this one) can go a long way toward simplifying deployment and maintenance. There’s no database or server-side code to maintain, and, when paired with a service like Github or Gitlab, you can accept posts or other contributions from…
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Build Your Own Atomic Image, Updated
When Project Atomic got off the ground in April, I wrote a blog post about how anyone could Build Your Own Atomic host, based on Fedora 20. Since that time, there have been some changes in the rpm-ostree tooling used to produce these images. What’s more, there’s a new distro on the block, CentOS 7,…
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oVirt 3.4, Glusterized
oVirt’s Hosted Engine feature, introduced in the project’s 3.4 release, enables the open source virtualization system to host its own management server, which means one fewer required machine, and more self-sufficiency for your oVirt installation. While a self-sufficient oVirt installation has been achievable for some time using the project’s “All-in-One” method of running an oVirt…
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Build Your Own Atomic Host on Fedora 20
The application as shipping container metaphor behind the Docker project’s name and logo paints an attractive picture for developers: spawn a container on your local machine, fill it with code, and then ship it off to your far-flung users. While the app is where the action happens, I can’t help but wonder what sort of…
