Final answer:
To restart Kubernetes pods using kubectl, you can directly delete the pod, use the rollout restart feature of a Deployment, or trigger a rolling update by changing an environment variable or the image version. Target the correct namespace with --namespace flag and ensure you have the necessary permissions.
Step-by-step explanation:
To restart Kubernetes pods using kubectl, there are a few different methods depending on your specific needs. Here are some common ways:
- Delete the pod directly. Kubernetes will automatically create a new pod to replace it. Use the command kubectl delete pod .
- If you have a Deployment, you can use the rollout restart feature with the command kubectl rollout restart deployment/, which will restart all the pods managed by the deployment.
- For a more granular approach, you can also update an environment variable or change the image to a new version (or even the same version) to trigger a rolling update with kubectl set env or kubectl set image commands.
Remember to target the correct namespace if your pods are not in the default one by using the --namespace flag. Also, ensure that you have the correct permissions to perform these actions on your Kubernetes cluster.