If your intent is to delete all the objects in a namespace, but the command is not completing, emptying the namespace finalizer will often allow the deletion to finish. For example, if you have tried deleting the “my-namespace” like below and it will not complete. kubectl delete ns my-namespace –force –grace-period=0 Then as written by … Kubernetes: emptying the finalizers for a namespace that will not delete
If your istio ingress Gateway is in a different namespace than your VirtualService, then you need to make sure you prefix the gateway reference with that namespace. For example, if your istio ingress Gateway is in the ‘default’ namespace, yet your Deployment, Service, and VirtualService are in the namespace ‘helloworld’. apiVersion: networking.istio.io/v1alpha3 kind: VirtualService metadata: … Kubernetes: istio Gateway in a different namespace than VirtualService
If you need to copy a secret from one namespace to another, you will get an error because the ‘namespace’ is still embedded in the yaml and cannot be overridden with the final apply. By using a sed replacement as a filter, you can do a quick transformation and get your desired result. Below is … Kubernetes: copying a secret from one namespace to another