Rolling update "www" containers of "frontend" deployment, updating the image:
kubectl set image deployment/frontend www=image:v2
Check the history of deployments including the revision:
kubectl rollout history deployment/frontend
Rollback to the previous deployment:
kubectl rollout undo deployment/frontend
Rollback to a specific revision:
kubectl rollout undo deployment/frontend --to-revision=2
Watch rolling update status of "frontend" deployment until completion:
kubectl rollout status -w deployment/frontend
Rolling restart of the "frontend" deployment:
kubectl rollout restart deployment/frontend
Delete a pod using the type and name specified in pod.json:
kubectl delete -f ./pod.json
Delete pods and services with same names "baz" and "foo":
kubectl delete pod,service baz foo
Delete pods and services with label name=myLabel:
kubectl delete pods,services -l name=myLabel
Delete all pods and services in namespace my-ns:
kubectl -n my-ns delete pod,svc --all
Delete all pods matching the awk pattern1 or pattern2:
kubectl get pods -n mynamespace --no-headers=true | awk '/pattern1|pattern2/{print $1}' | xargs kubectl delete -n mynamespace pod
dump pod logs (stdout):
kubectl logs my-pod
dump pod logs, with label name=myLabel (stdout):
kubectl logs -l name=myLabel
dump pod container logs (stdout, multi-container case):
kubectl logs my-pod -c my-container
dump pod logs, with label name=myLabel (stdout):
kubectl logs -l name=myLabel -c my-container
stream pod logs (stdout):
kubectl logs -f my-pod
stream pod container logs (stdout, multi-container case):
kubectl logs -f my-pod -c my-container
stream all pods logs with label name=myLabel (stdout):
kubectl logs -f -l name=myLabel --all-containers
Run pod as interactive shell:
kubectl run -i --tty busybox --image=busybox -- sh
Listen on port 5000 on the local machine and forward to port 6000 on my-pod:
kubectl port-forward my-pod 5000:6000
Run command in existing pod (1 container case):
kubectl exec my-pod -- ls /
Run command in existing pod (multi-container case):
kubectl exec my-pod -c my-container -- ls /