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Recap of Container Talks at DevConf US

By on Aug 21, 2018 in Article

This past weekend, I had the pleasure of attending the first ever DevConf US 2018, which is the 1st annual, free, Red Hat sponsored technology conference for community project and professional contributors to Free and Open Source technologies at the Boston University in the historic city of Boston, USA. This was a technical conference in its truest sense, with a lot...

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What is sVirt and How Does it Isolate Linux Containers?

By on Jul 10, 2018 in Article

Background What is sVirt and, why does it matter for your containers? The short answer is, because sVirt is another layer of security and defense in depth is a good approach to security. The longer answer is, sVirt dynamically generates an SELinux label for every single one of your containers, which makes them less likely to be able to break into each other, break...

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Why Portability is Not the Same Thing as Compatibility

By on Jun 23, 2017 in Article

The Container Host *is* the Container Engine, and Container Image Compatibility Matters Have you ever wondered, how are containers are so portable? How it’s possible to run Ubuntu containers on CentOS, or Fedora containers on CoreOS? How is it that all of this just magically works? As long as I run the docker daemon on all of my hosts, everything will just...

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