Mastering kubectl! 🌐⚙️
A thread explaining 20 imp kubectl commands with brief explanations 👇
A thread explaining 20 imp kubectl commands with brief explanations 👇
What is kubectl?
kubectl is a command-line tool used for interacting with Kubernetes clusters.
It serves as the primary interface for administrators, developers, and DevOps engineers to interact with Kubernetes clusters.
kubectl is a command-line tool used for interacting with Kubernetes clusters.
It serves as the primary interface for administrators, developers, and DevOps engineers to interact with Kubernetes clusters.
Here are 20 kubectl commands with brief explanations 👇
1/20 🔍 Get cluster info:
💡 Command:
kubectl cluster-info
Explanation: View Kubernetes cluster details like API server address and cluster services. #Kubernetes #ClusterInfo
💡 Command:
kubectl cluster-info
Explanation: View Kubernetes cluster details like API server address and cluster services. #Kubernetes #ClusterInfo
2/20 🗂️ List all pods in default namespace:
💡 Command:
kubectl get pods
Explanation: Get a list of all running pods in the default namespace. #KubectlCommands #ListPods
💡 Command:
kubectl get pods
Explanation: Get a list of all running pods in the default namespace. #KubectlCommands #ListPods
3/20 🔄 Watch pods in real-time:
💡 Command:
kubectl get pods -w
Explanation: Watch pods and receive updates as they change status in real-time. #Kubernetes #WatchPods
💡 Command:
kubectl get pods -w
Explanation: Watch pods and receive updates as they change status in real-time. #Kubernetes #WatchPods
4/20 ➕ Create a new deployment:
💡 Command:
kubectl create deployment my-deployment --image=my-image:latest
Explanation: Launch a new deployment using the specified image. #Kubectl #CreateDeployment
💡 Command:
kubectl create deployment my-deployment --image=my-image:latest
Explanation: Launch a new deployment using the specified image. #Kubectl #CreateDeployment
5/20➡️ Expose deployment as a service:
💡 Command:
kubectl expose deployment my-deployment --port=80 --type=LoadBalancer
Explanation: Create a service to expose the deployment on port 80 using a LoadBalancer. #Kubernetes #ExposeService
💡 Command:
kubectl expose deployment my-deployment --port=80 --type=LoadBalancer
Explanation: Create a service to expose the deployment on port 80 using a LoadBalancer. #Kubernetes #ExposeService
6/20 🔄 Scale a deployment:
💡 Command:
kubectl scale deployment my-deployment --replicas=3
Explanation: Change the number of replicas for the deployment to 3. #KubectlCommands #ScaleDeployment
💡 Command:
kubectl scale deployment my-deployment --replicas=3
Explanation: Change the number of replicas for the deployment to 3. #KubectlCommands #ScaleDeployment
7/20 🗑️ Delete a resource:
💡 Command:
kubectl delete pod my-pod
Explanation: Delete a specific pod by name. #Kubernetes #DeleteResource
💡 Command:
kubectl delete pod my-pod
Explanation: Delete a specific pod by name. #Kubernetes #DeleteResource
8/20🗄️ List all services:
💡 Command:
kubectl get services
Explanation: View all running services in the cluster. #Kubectl #ListServices
💡 Command:
kubectl get services
Explanation: View all running services in the cluster. #Kubectl #ListServices
9/20 📝 Show pod logs:
💡 Command:
kubectl logs my-pod
Explanation: Display logs from a specific pod. #Kubernetes #ShowPodLogs
💡 Command:
kubectl logs my-pod
Explanation: Display logs from a specific pod. #Kubernetes #ShowPodLogs
10/20 🔄 Stream pod logs:
💡 Command:
kubectl logs -f my-pod
Explanation: Stream logs from a specific pod continuously. #KubectlCommands #StreamPodLogs
💡 Command:
kubectl logs -f my-pod
Explanation: Stream logs from a specific pod continuously. #KubectlCommands #StreamPodLogs
11/20 🔒 Show pod details with labels:
💡 Command:
kubectl get pods -L app
Explanation: Display pods with their corresponding 'app' labels. #Kubernetes #PodDetailsWithLabels
💡 Command:
kubectl get pods -L app
Explanation: Display pods with their corresponding 'app' labels. #Kubernetes #PodDetailsWithLabels
12/20 🔍 Describe a resource:
💡 Command:
kubectl describe pod my-pod
Explanation: Get detailed information about a specific pod. #Kubectl #DescribeResource
💡 Command:
kubectl describe pod my-pod
Explanation: Get detailed information about a specific pod. #Kubectl #DescribeResource
13/20 🗂️ List all namespaces:
💡 Command:
kubectl get namespaces
Explanation: View all available namespaces in the cluster. #Kubernetes #ListNamespaces
💡 Command:
kubectl get namespaces
Explanation: View all available namespaces in the cluster. #Kubernetes #ListNamespaces
14/20 🔄 Switch namespace context:
💡 Command:
kubectl config set-context --current --namespace=my-namespace
Explanation: Switch to a different namespace for subsequent commands. #KubectlCommands #SwitchNamespaceContext
💡 Command:
kubectl config set-context --current --namespace=my-namespace
Explanation: Switch to a different namespace for subsequent commands. #KubectlCommands #SwitchNamespaceContext
15/20 📁 Create a YAML file for a resource:
💡 Command:
kubectl create deployment my-deployment --image=my-image:latest --dry-run=client -o yaml > deployment.yaml
Explanation: Generate a YAML file for a deployment without actually creating it. #Kubernetes #CreateYAMLFile
💡 Command:
kubectl create deployment my-deployment --image=my-image:latest --dry-run=client -o yaml > deployment.yaml
Explanation: Generate a YAML file for a deployment without actually creating it. #Kubernetes #CreateYAMLFile
16/20 ✨ Apply YAML manifest:
💡 Command:
kubectl apply -f deployment.yaml
Explanation: Deploy a resource using the YAML manifest file. #Kubectl #ApplyYAMLManifest
💡 Command:
kubectl apply -f deployment.yaml
Explanation: Deploy a resource using the YAML manifest file. #Kubectl #ApplyYAMLManifest
17/20 🛠️ Edit a resource:
💡 Command:
kubectl edit deployment my-deployment
Explanation: Modify the deployment using the default text editor. #Kubernetes #EditResource
💡 Command:
kubectl edit deployment my-deployment
Explanation: Modify the deployment using the default text editor. #Kubernetes #EditResource
18/20 🔄 Update a resource using YAML:
💡 Command:
kubectl apply -f updated-deployment.yaml
Explanation: Apply changes to a resource using an updated YAML file. #KubectlCommands #UpdateResourceWithYAML
💡 Command:
kubectl apply -f updated-deployment.yaml
Explanation: Apply changes to a resource using an updated YAML file. #KubectlCommands #UpdateResourceWithYAML
19/20 🔄 Rollout status of deployment:
💡 Command:
kubectl rollout status deployment/my-deployment
Explanation: Check the status of a deployment rollout. #Kubernetes #RolloutStatus
💡 Command:
kubectl rollout status deployment/my-deployment
Explanation: Check the status of a deployment rollout. #Kubernetes #RolloutStatus
20/20 🔄 Rollback deployment:
💡 Command:
kubectl rollout undo deployment/my-deployment
Explanation: Revert the deployment to the previous version. #Kubectl #RollbackDeployment
💡 Command:
kubectl rollout undo deployment/my-deployment
Explanation: Revert the deployment to the previous version. #Kubectl #RollbackDeployment
Happy #Kubernetes-ing! 🚀 Let me know if you need more commands or assistance! 😊
#Kubernetes #DevOps #Linux #Automation
#Kubernetes #DevOps #Linux #Automation
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