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Emphasize kubernetes use-case in guide

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This kubernetes guide is focused more on a single machine learning
environment for kubernetes and not a production grade multi-machine
cluster.
This commit is contained in:
Bradley G Smith 2023-12-21 12:22:42 -08:00
parent 5aa0a2baf2
commit 0026fe9f95
1 changed files with 7 additions and 3 deletions
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10
modules/ROOT/pages/using-kubernetes.adoc
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@ -196,7 +196,9 @@ The version of the Go programming language supported for a given Fedora release
[cluster-creation] [cluster-creation]
== Creating a Kubernetes cluster with kubeadm using Fedora rpms == Creating a Kubernetes cluster with kubeadm using Fedora rpms
Below is a guide to creating a Kubernetes cluster on a single Fedora machine. Below is a guide to creating a functional Kubernetes cluster on a single Fedora machine that is suitable as a learning and exploring environment.
This guide is not intended for production environments.
Each Fedora release has a corresponding Kubernetes release as documented at the link:https://src.fedoraproject.org/rpms/kubernetes[Fedora Package Sources repository for Kubernetes]. Each Fedora release has a corresponding Kubernetes release as documented at the link:https://src.fedoraproject.org/rpms/kubernetes[Fedora Package Sources repository for Kubernetes].
Fedora 39, for example, has rpms for Kubernetes 1.27. Fedora 39, for example, has rpms for Kubernetes 1.27.
The cluster initialization is the same for all current Fedora releases. The cluster initialization is the same for all current Fedora releases.
@ -224,9 +226,11 @@ sudo reboot now
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. Disable the firewall. . Disable the firewall.
Kubernetes is configured to generate an installation error if the firewall is running. Kubeadm will generate an installation warning if the firewall is running.
Disabling the firewall removes one source of complexity in a learning environment.
Modern Fedora systems use firewalld. Modern Fedora systems use firewalld.
See link:https://devopstales.github.io/kubernetes/k8s-security[https://devopstales.github.io/kubernetes/k8s-security] for an alternative solution that retains the firewall and opens necessary ports. See link:https://devopstales.github.io/kubernetes/k8s-security/#use-firewalld[https://devopstales.github.io/kubernetes/k8s-security/#use-firewalld] for an alternative solution that retains the firewall and opens necessary ports.
The current list of ports and protocols used by a Kubernetes cluster can be found at link:https://kubernetes.io/docs/reference/networking/ports-and-protocols/[https://kubernetes.io/docs/reference/networking/ports-and-protocols/].
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[source,bash] [source,bash]
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