Tag Archives: Docker

How To Replace Docker With nerdctl And Rancher Desktop

How to replace Docker Desktop with nerdctl and Rancher Desktop?

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Should We Replace Docker Desktop With Rancher Desktop?

Rancher Desktop is Kubernetes and container management. As such, it could be a good replacement for Docker Desktop. Is that the case? Should we move from Docker Desktop to Rancher Desktop?

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Using Docker Multi-Stage Builds

Is Dockerfile only for building container images or we can do more with it? How about using Docker multi-stage builds to compile binaries, run tests, and other operations typically performed before building container images?

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K3d – How to run Kubernetes cluster locally using Rancher k3s

k3d is a lightweight wrapper to run Rancher k3s in Docker. k3d allows us to create single-node and multi-node k3s clusters in Docker, for local development on Kubernetes, or as temporary testing environment.

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Portainer – Container Management Made Easy

Portainer is the definitive open source container management tool for Kubernetes, Docker, Docker Swarm and Azure ACI. It allows anyone to deploy and manage containers without the need to write code.
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Skaffold – How to Build and Deploy In Kubernetes

Skaffold allows us to build, push, and deploy applications into any Kubernetes environment by combining a myriad of tools like Docker, Kaniko, Bazel, jib, Buildpacks, Helm kpt, Kustomize, kubectl, etc.

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Docker Is Dead? What Now? How Are We Going To Live Without It?

Dockershim has been deprecated in Kubernetes 1.20 and is scheduled to be removed in 1.22. That effectively killed Docker in Kubernetes. When your clusters are concerned, it is dead. What should we do about that?

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Amazon Lightsail Containers – AWS Service That Favors Simplicity

Amazon Lightsail containers are all about simplicity.

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Kaniko – Building Container Images In Kubernetes Without Docker

How do we build container images inside containers running in a Kubernetes cluster? Docker is a bad option since it cannot run inside containers. Using it requires communication to the Docker engine running in cluster nodes. Even if that security concern is not enough, Dockershim is deprecated in Kubernetes 1.20 and will be (or already is) removed from 1.22. That means that alternative container engines like ContainerD will take its place. In other words, using Docker is not even an option anymore.

Kaniko comes to the rescue. It is a tool to build container images from a Dockerfile, inside a container or Kubernetes cluster.

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