kubernetes tutorial | Kubernetes Namespace | Demo

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*CERTIFIED KUBERNETES ADMINISTRATOR*
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kubernetes tutorial | Kubernetes Namespace | Demo

*Description*
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In this video, you are going to learn the concepts of kubernetes namespaces.
we are also going to see a demo on the namespaces as well.

*Kubernetes Namespace*
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1. What is a Kubernetes Namespace ?
2. Why & When to use Kubernetes Namespace ?
3. Not all the objects are in the namespace !
4. Default Namespaces
5. How can pods communicate across Kubernetes namespaces?
6. DEMO
7. Thank you

For suggestions/feedback/doubts contact

Happy Learning !!!

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*USEFUL LINKS*
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*API References:*

*Kubectl Command Reference:*

*Kubernetes Namespaces*

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#vsparkz #kubernetes #k8s #containers

*DEMO STEPS*
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*Step 1: Access & Inspect the Kubernetes Cluster*

$ kubectl cluster-info

$ kubectl get nodes

$ kubectl get pods -n kube-system

*Step 2: Inspect the default namespaces*

$ kubectl get namespace

*Step 3: Create Namespaces - development, production*

$ kubectl create namespace development
$ kubectl create namespace production

*Step 4: Deploy and Inspect pods in development namespace*

$ kubectl run nginx --image=nginx --namespace=development

$ kubectl get pods --namespace=development

*Step 5: Deploy and Inspect pods in "production" namespace*

$ kubectl run nginx --image=nginx --namespace=production --dry-run=client -o yaml

_========================================
apiVersion: v1
kind: Pod
metadata:
labels:
run: nginx
name: nginx
namespace: production
spec:
containers:
- image: nginx
name: nginx
========================================_

THE END