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Part II: Why Is There No Docker in OpenShift 4 and RHEL 8?

By on May 17, 2019 in Article

In Part I: Is Docker Supported in OpenShift 4 and RHEL 8? I explained that the the Docker daemon will not be supported in new Red Hat products, but that Docker images will be. The next question people always ask me is, “Why? I thought you guys love Docker? I’m confused.” There are many reasons why Red Hat products are moving away from Docker as the...

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Part I: Is Docker Supported in OpenShift 4 and RHEL 8?

By on May 17, 2019 in Article

TL;DR: Docker container images are supported in OpenShift 4 and RHEL 8, but the Docker daemon and client are not. Instead, containers will be run with CRI-O in OpenShift 4, and Podman in RHEL 8 – the same images can be used anywhere because of container standards. Cool, if that’s enough information for you and you’re more interested in why, check...

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There Are Two Bets Being Placed – Kubernetes vs. Other Schedulers (Nomad, Mesos, others)

By on Mar 31, 2019 in Article

Background Are you both impressed with and intimidated by Kubernetes? It’s understandable. Kubernetes is moving fast, it’s super powerful, sophisticated, has a large upstream community, and tons of vendor interest, a huge user base, and is moving at the speed of light. This can make it intimidating. In short, it looks a lot like Linux did back in 1999...

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