Creating a namespace in a Kubernetes cluster
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Updated at January 26, 2026
To create a namespace in a Managed Service for Kubernetes cluster:
Management console
kubectl CLI
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Open Managed Service for Kubernetes in the folder where you want to update the Kubernetes cluster.
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Select the cluster from the list.
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Navigate to the Namespaces tab.
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In the top-right corner, click Create.
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Specify a Name for the namespace. It must comply with RFC 1123:
- It may be up to 63 characters long.
- It may contain only lowercase Latin letters, numbers, and hyphens.
- Use a letter or number for the first and last characters.
Note
We do not recommend using the
kube-prefix since it is reserved for system namespaces. -
Click Add.
Install kubect and configure it to work with the new cluster.
Run this command:
kubectl create namespace <namespace_name>
The namespace name must comply with RFC 1123:
- It may be up to 63 characters long.
- It may contain only lowercase Latin letters, numbers, and hyphens.
- Use a letter or number for the first and last characters.
Note
We do not recommend using the kube- prefix since it is reserved for system namespaces.