The Kubernetes command-line tool, kubectl, allows you to run commands against Kubernetes clusters. You can use kubectl to deploy applications, inspect and manage cluster resources, and view logs.
Questions tagged [kubectl]
Kubernetes tag3648 questions
1
vote
1 answer
How to get token from service account?
I'm new to Kubernetes. I need to get token from service account which was created by me. I used kubectl get secrets command and I got "No resources found in default namespace." as return. Then I used kubectl describe serviceaccount…
racketer
- 345
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- 9
1
vote
0 answers
Webhook failing in rabbtimq
I have install rabbitmq cluster using rabbitmq cluster operator. I have also added rabbitmq topology operator. I am trying to create queues using rabbitmq topology operator using following yml file
kind: Queue
metadata:
name:…
Shivanand Patil
- 29
- 3
1
vote
1 answer
Improving Web Performance Deployed on Okteto
I'm new in website deployment. I have this assignment where I have to deploy an existing website using kubernetes and improve its performance by doing auto scaling. I choose this app https://github.com/IBM/MAX-Image-Caption-Generator-Web-App. I…
Shannia
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- 7
1
vote
2 answers
Specifying Which Kubernetes Namespaces to Display Resources from with the CLI Only
Is it possible to display Kubernetes (K8s) resources from multiple specified namespaces with only the CLI (kubectl)?
In other words, given two namespaces in a K8s cluster:
kubectl get namespaces \
--output=go-template \
--template='{{ range .items…
Mike
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1
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2 answers
Move pods from one nodegroup of 2 nodes to another nodegroup of 3 nodes
we have an application deployed on AWS EKS, with these components:
Apache Artemis JMS
PostgreSQL
Kafka
and some application stateless pods made in node.js
Which is the best approach to move the entire application from one nodegroup to another?
We…
Mario Stefanutti
- 232
- 4
- 22
1
vote
2 answers
Permission denied using kubectl but able to run helm
I am facing permission denied errors when using kubectl for all commands, be get pods or apply, but I am able to use helm and login with k9s to perform destructive actions. I am using the same context for all of these actions.
kubectl get nodes
#…
robcxyz
- 74
- 2
- 11
1
vote
1 answer
Minikube start command taking long time
Going through blogs/official sites, I installed kubectl and minikube. After successful installation of both, I executed the following command.
minikube start --driver=hyperv
After executing the above command I am struck and the process is not…
akhil
- 1,649
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1
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0 answers
Docker: Error response from daemon: error creating overlay mount to /var/lib/docker/overlay2/ (Path here) /merged : too many levels of symbolic links
I am trying to run minikube with the following command:
minikube start --driver=docker
but it keeps giving me this error:
docker: Error response from daemon: error creating overlay mount to…
Sanyam
- 11
- 4
1
vote
0 answers
agent node can't register external ip with server node
Here is server service unit:
ExecStart=/usr/local/bin/k3s \
server \
...
'--tls-san' \
'106.xxx.xxx.xxx' \
'--node-ip' \
'106.xxx.xxx.xxx' \
'--node-external-ip' \
'106.xxx.xxx.xxx' \
…
Martini
- 11
- 1
1
vote
3 answers
Is there an option to copy image between nodes in kubernetes cluster?
I have a case where we have to patch the docker image in k8s node and retag it to start over the old one. This process ain't so easy and obvious, because I have several nodes.
Therefore, could I do retag process only on one node and then copy a new…
Mykhailo Tkachenko
- 339
- 2
- 11
1
vote
1 answer
unable to delete, modify or change the creationTimestamp in a Kubernetes CRD object
I am trying to update a custom resource:
kubectl edit ticketservice r134-4979a2f6-f46d-405d-97bc-ab1ba -n 2b9aea53dbfc47a
apiVersion: ticketservice.ias.alpha.com/v1alpha1
kind: TicketService
metadata:
annotations:
foo: bar
baz: bux
..…
Oliver Williams
- 5,966
- 7
- 36
- 78
1
vote
1 answer
Kubernetes error when forwarding a port - Connection refused
I'm trying to port-forward my kubernetes service (through minikube) using the following command:
kubectl port-forward svc/hapi-fhir-server 8080:8080 --address=0.0.0.0
But after trying to reach localhost:8080 I get the following error: "....... an…
Delano van der Waal
- 43
- 1
- 7
1
vote
1 answer
Can I use flags , while performing the kubectl scale deployment commands?
I am having a small shell script . it has the following snippet of code
kubectl scale deployment sample1 --replicas=0 -n sb1
kubectl scale deployment sample1 --replicas-3 -n sb1
The first command is scale down my deployment and the second command…
prasanth
- 335
- 1
- 3
- 10
1
vote
3 answers
Setting absolute path does not work in Go for kubeconfig
I am making a call to kubectl from with a Go module like so:
getNsCmd := cmd.NewCmd("kubectl", "--kubeconfig", "~/.kube/", "get", "ns")
It works if I set the path like this:
getNsCmd := cmd.NewCmd("kubectl", "--kubeconfig",…
NayefMusa
- 11
- 6
1
vote
2 answers
kubectl run not creating deployment
I'm running Kubernetes with docker desktop on windows. DD is up-to-date, and the kubectl version command returns 1.22 as both the client and server version.
I executed kubectl run my-apache --image httpd, then kubectl get all, which only…
Dr. Andrew
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