Background So, this morning I had a call with some customers who are using Podman in RHEL 7.6 Beta. We got into a pretty good discussion about what a container engine does. Many people have tackled this subject before – Liz Rice has a great talk where she builds a container engine from scratch. I loved
Container Engines are like wheel bearings, you should be able to replace them when they stop working. Also, you shouldn’t have to care about what brand they are. That’s what the Kubernetes Container Runtime Interface (CRI) aims to solve. CRI defines the API used to talk to container engines and all the major container engines
Background Have you ever tried to get runc to work? Did you have that WTF moment where you were like, this is weird, and annoying, and why do I even need to know this? When, I use docker, everything just works. Well, I am here to help. Why might you want to get ninja with
Like in the physical world of shipping containers, the OCI container image and runtime formats are critical because they allow for infrastructure and investment to happen among a bunch competing and collaborating entities. Vendors can invest in building an ecosystem of tools, orchestrators, registry servers, etc. Users can extract value from the ecosystem, move containers where
Continue Reading “The Open Containers Initiative: Software Containers vs. Shipping Containers”