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Unable to provision K8s Cluster with Ubuntu 24.04 #12731
Description
problem
In CS 4.22.0.0. I have created custom template for CSK with OS Ubuntu 24.04, I have followed the guide to create the template, however while creating the K8s cluster it's failing with error and I unable to see the Kubernetes Cluster config, though controler vm and node vm gets provisioned but inside controler vm no k8s services are configured.
If anyone has faced this issue earlier with CS 4.22.0.0 then requesting to kind extend the help.
versions
ACS - 4.22.0.0
Hypervisor - KVM (Ubuntu 24.04)
Storage - Ceph - RBD
The steps to reproduce the bug
- Create a Ubuntu 24.04 template from Ubuntu Cloud Image by mounting the image using guestmount command and then chroot.
- Install the required pacakges as mentioned in the guide
- Exit from chroot and upload the ubuntu 24.04 image into CS template option, make sure you select For CKS option while uploading.
...
What to do about it?
No response
Activity
kiranchavala commentedon Mar 4, 2026
@amitmvyas did you update the ssh keypair in the template
Once the VM is deployed, place the Management Server’s SSH Public key at the cloud user’s authorized_keys file at ~/.ssh/authorized_keys
https://docs.cloudstack.apache.org/en/4.22.0.0/plugins/cloudstack-kubernetes-service.html#build-a-custom-template-to-use-for-kubernetes-clusters-nodes