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Using multiple config files with kubectl and other Kubernetes tools

Feb 27, 2025 2 minute read #quick-tips, #tips, #kubectl, #kubernetes, #kubeconfig

If you want to point tools like kubectl to a config file other than ~/.kube/config you can set the environment variable KUBECONFIG. But did you know that KUBECONFIG behaves sort of like a path, and kubectl will load all the config files it finds?
How to merge Kubernetes kubectl config files

Oct 15, 2019 1 minute read #kubernetes, #cli, #tips

Sometimes when working with a new Kubernetes cluster you will be given a config file to use when authenticating with the cluster. This file should be placed at ~/.kube/config. However you may already have an existing config file at that location and you need to merge them together.

Using multiple config files with kubectl and other Kubernetes tools