About Support OS

[PowerYangcl]

Hello Sir，this project just support Ubuntu? What about CentOS 7.9 ? I installed using CentOS 7.9, but I haven't been able to experiment successfully. Do you have to use the Ubuntu operating system?

[niladrih]

Hi @PowerYangcl -- Could you tell me more about the issue that you faced when using CentOS?

[PowerYangcl]

Env：Docker 23.0.1、Kubernetes 1.26.5; 1master + 2 work。 Linux：centOS 7.9

k8s-master1 NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT sda 8:0 0 222.6G 0 disk ├─sda1 8:1 0 1M 0 part ├─sda2 8:2 0 1G 0 part /boot ├─sda3 8:3 0 40G 0 part / └─sda4 8:4 0 80G 0 part sdb 8:16 0 7T 0 disk

k8s-node1 NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT sda 8:0 0 222.6G 0 disk ├─sda1 8:1 0 1M 0 part ├─sda2 8:2 0 1G 0 part /boot ├─sda3 8:3 0 40G 0 part / └─sda4 8:4 0 80G 0 part nvme0n1 259:0 0 1.8T 0 disk

【openebs-device-sc.yaml】 kind: StorageClass apiVersion: storage.k8s.io/v1 metadata: name: openebs-device-sc annotations: openebs.io/cas-type: local cas.openebs.io/config: |

• name: StorageType value: "device" provisioner: openebs.io/local reclaimPolicy: Delete volumeBindingMode: WaitForFirstConsumer

【local-device-pod.yaml】 kind: PersistentVolumeClaim apiVersion: v1 metadata: name: local-device-pvc spec: storageClassName: openebs-device-sc accessModes:

• ReadWriteOnce resources: requests: storage: 50G

  kind: Pod apiVersion: v1 metadata: name: local-device-pod spec: volumes:

  • name: local-storage persistentVolumeClaim: claimName: local-device-pvc containers:
  • name: hello-container image: nginx command:
    • sh
    • -c
    • 'while true; do echo "date [hostname] OpenEBS Local PV." >> /mnt/store/greet.txt; sleep $((1 % 5)); done' volumeMounts:
• mountPath: /mnt/store name: local-storage

【local-device-pod1.yaml】 kind: PersistentVolumeClaim apiVersion: v1 metadata: name: local-device-pvc1 spec: storageClassName: openebs-device-sc accessModes:

• ReadWriteOnce resources: requests: storage: 50G

  apiVersion: v1 kind: Pod metadata: name: local-device-pod1 spec: volumes:

  • name: local-storage persistentVolumeClaim: claimName: local-device-pvc1 containers:
  • name: hello-container image: nginx command:
    • sh
    • -c
    • 'while true; do echo "date [hostname] OpenEBS Local PV." >> /mnt/store/greet.txt; sleep $((1 % 5)); done' volumeMounts:
• mountPath: /mnt/store name: local-storage

[rohan2794]

@PowerYangcl Can you please attach controller logs as well as kubectl describe of controller sts ? Also please describe the issue which you are facing with CentOS 7.9 .