René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"CKS cluster doesn't come up if \"cloud.kubernetes.cluster.experimental.features.enabled\" setting is enabled","articleBody":"### problem\n\nCKS cluster doesn't come up if \"cloud.kubernetes.cluster.experimental.features.enabled\" setting is enabled\n\n### versions\n\nACS 4.20.1, 4.21\n\n### The steps to reproduce the bug\n\n1. Enable the global setting \"cloud.kubernetes.cluster.experimental.features.enabled\" setting\n\n2.  Launch a cks cluster, enable private registry and provide your docker hub credentials \n\n\u003cimg width=\"713\" height=\"328\" alt=\"Image\" src=\"https://github.com/user-attachments/assets/c812ae7b-d131-4266-b346-9e2bd2c54364\" /\u003e\n\ndockerregistryurl= \"https://index.docker.io/v1/\"\ndockerregistryusername= \u003c\u003e\ndockerregistrypassword=\u003c\u003e\n\n\n3.  CKS cluster is struck in starting state \n\n4. On logging into control node found the following errors \n\n```\nroot@example-cluster-control-19927ba5b6e:/opt/bin# crictl images\nWARN[0000] Config \"/etc/crictl.yaml\" does not exist, trying next: \"/opt/bin/crictl.yaml\"\nWARN[0000] Image connect using default endpoints: [unix:///run/containerd/containerd.sock unix:///run/crio/crio.sock unix:///var/run/cri-dockerd.sock]. As the default settings are now deprecated, you should set the endpoint instead.\nERRO[0000] validate service connection: validate CRI v1 image API for endpoint \"unix:///run/containerd/containerd.sock\": rpc error: code = Unimplemented desc = unknown service runtime.v1.ImageService\nERRO[0000] validate service connection: validate CRI v1 image API for endpoint \"unix:///run/crio/crio.sock\": rpc error: code = Unavailable desc = connection error: desc = \"transport: Error while dialing: dial unix /run/crio/crio.sock: connect: no such file or directory\"\nERRO[0000] validate service connection: validate CRI v1 image API for endpoint \"unix:///var/run/cri-dockerd.sock\": rpc error: code = Unavailable desc = connection error: desc = \"transport: Error while dialing: dial unix /var/run/cri-dockerd.sock: connect: no such file or directory\"\nFATA[0000] validate service connection: validate CRI v1 image API for endpoint \"unix:///var/run/cri-dockerd.sock\": rpc error: code = Unavailable desc = connection error: desc = \"transport: Error while dialing: dial unix /var/run/cri-dockerd.sock: connect: no such file or directory\"\n\n```\n\nkublet logs \n\n```\n\nSep 08 05:18:03 example-cluster-control-19927ba5b6e systemd[1]: kubelet.service: Main process exited, code=exited, status=1/FAILURE\nSep 08 05:18:03 example-cluster-control-19927ba5b6e systemd[1]: kubelet.service: Failed with result 'exit-code'.\nSep 08 05:18:13 example-cluster-control-19927ba5b6e systemd[1]: kubelet.service: Scheduled restart job, restart counter is at 41.\nSep 08 05:18:13 example-cluster-control-19927ba5b6e systemd[1]: Stopped kubelet.service - kubelet: The Kubernetes Node Agent.\nSep 08 05:18:13 example-cluster-control-19927ba5b6e systemd[1]: Started kubelet.service - kubelet: The Kubernetes Node Agent.\nSep 08 05:18:14 example-cluster-control-19927ba5b6e kubelet[31660]: Flag --cgroup-driver has been deprecated, This parameter should be set via the config file specified by the Kubelet's --\u003e\nSep 08 05:18:14 example-cluster-control-19927ba5b6e kubelet[31660]: E0908 05:18:14.034670   31660 run.go:72] \"command failed\" err=\"failed to load kubelet config file, path: /var/lib/kubele\u003e\nSep 08 05:18:14 example-cluster-control-19927ba5b6e systemd[1]: kubelet.service: Main process exited, code=exited, status=1/FAILURE\nSep 08 05:18:14 example-cluster-control-19927ba5b6e systemd[1]: kubelet.service: Failed with result 'exit-code'.\nSep 08 05:18:24 example-cluster-control-19927ba5b6e systemd[1]: kubelet.service: Scheduled restart job, restart counter is at 42.\nSep 08 05:18:24 example-cluster-control-19927ba5b6e systemd[1]: Stopped kubelet.service - kubelet: The Kubernetes Node Agent.\nSep 08 05:18:24 example-cluster-control-19927ba5b6e systemd[1]: Started kubelet.service - kubelet: The Kubernetes Node Agent.\nSep 08 05:18:24 example-cluster-control-19927ba5b6e kubelet[32393]: Flag --cgroup-driver has been deprecated, This parameter should be set via the config file specified by the Kubelet's --\u003e\nSep 08 05:18:24 example-cluster-control-19927ba5b6e kubelet[32393]: E0908 05:18:24.237711   32393 run.go:72] \"command failed\" err=\"failed to load kubelet config file, path: /var/lib/kubele\u003e\n\n```\n\nThe file \n\n\"/etc/containerd/config.toml\" is not populated correctly \n\n\n\n\n### What to do about it?\n\nCloudstack should support private container registry","author":{"url":"https://github.com/kiranchavala","@type":"Person","name":"kiranchavala"},"datePublished":"2025-09-08T11:11:27.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":2},"url":"https://github.com/11596/cloudstack/issues/11596"}