kubernetes tutorial | Scheduling Pods to Nodes | NodeSelector NodeName | Demo скачать в хорошем качестве

kubernetes tutorial | Scheduling Pods to Nodes | NodeSelector NodeName | Demo

CERTIFIED KUBERNETES ADMINISTRATOR ------------------------------------------------------------------------- kubernetes tutorial | Scheduling Pods to Nodes | NodeSelector NodeName | Demo Description ---------------------- In this video, you are going to learn the concepts of Scheduling pods to nodes using nodeSelector, nodeName and a demo on the same as well. Scheduling Pods to Nodes using nodeSelector & nodeName ---------------------------------------------------------------------------------------------------- 1. Kubernetes Scheduler - Default behavior 2. Kubernetes Scheduler - Why different worker nodes ? 3. Scheduling Pods to Nodes Using Labels 4. Scheduling Pods to Nodes using nodeName 5. Scheduling Pods to Nodes using nodeSelector 6. Scheduling Pods to Nodes using Affinity & Anti-Affinity 7. DEMO: Scheduling Pods to Nodes using NodeSelector & NodeName 8. Thank you For suggestions/feedback/doubts contact email: [email protected] Happy Learning !!! =========================================================================================== USEFUL LINKS ---------------------------- Assigning Pods to Nodes https://kubernetes.io/docs/concepts/s... Assigning Pods to Nodes using NodeSelector https://kubernetes.io/docs/tasks/conf... Assigning Pods to Nodes using NodeName https://kubernetes.io/docs/concepts/s... API References https://kubernetes.io/docs/reference/... Kubectl Command Reference https://kubernetes.io/docs/reference/... ========================================================================================== #cka #kubernetes #k8s #containers DEMO STEPS ------------------------- Case 1 - "nodeName" | Step 1: Access & Inspect the Kubernetes Cluster $ kubectl cluster-info $ kubectl get nodes $ kubectl get pods -n kube-system Case 1 - "nodeName" | Step 2: Create & Modify Pod Manifest $ kubectl run nginx --image=nginx --dry-run=client -o yaml Copy the output content and create a file - schedule_using_nodename.yaml Case 1 - "nodeName" | Step 3: Create the Pod using the Manifest file Check for DRY RUN $ kubectl apply --dry-run=client -f schedule_using_nodename.yaml $ kubectl apply -f schedule_using_nodename.yaml $ kubectl get pods -o wide ================================================================== Case 2 - "nodeSelector" | Step 1: Access & Inspect the Kubernetes Cluster $ kubectl cluster-info $ kubectl get nodes $ kubectl get pods -n kube-system Case 2 - "nodeSelector" | Step 2: Add custom labels to the Nodes $ kubectl label nodes worker01.vsparkz.com workertype=blue $ kubectl label nodes worker02.vsparkz.com workertype=blue Case 2 - "nodeSelector" | Step 3: Create & Modify Pod Manifest using nodeSelector $ kubectl run nginx --image=nginx --dry-run=client -o yaml Copy the output content and create a file - schedule_using_nodeSelector.yaml Case 2 - "nodeSelector" | Step 4: Create the Pod using the Manifest file Check for DRY RUN $ kubectl apply --dry-run=client -f schedule_using_nodeSelector.yaml $ kubectl apply -f schedule_using_nodeSelector.yaml $ kubectl get pods -o wide ========================================================================================================================