Rook (Ceph Operator)

Connection

kubectl get pods -n rook-ceph
List all Rook-Ceph pods

kubectl get cephclusters -n rook-ceph
Get status of Ceph clusters

kubectl -n rook-ceph get deployment
List all deployments in rook-ceph namespace

Status

kubectl -n rook-ceph get cephclusters -o yaml
Get detailed cluster configuration

kubectl -n rook-ceph get cephblockpools
List Ceph block pools

kubectl -n rook-ceph get cephfilesystems
List Ceph filesystems

kubectl -n rook-ceph get cephobjectstores
List Ceph object stores

kubectl -n rook-ceph describe cephcluster
Get detailed cluster status

Tools

kubectl -n rook-ceph exec -it $(kubectl -n rook-ceph get pod -l app=rook-ceph-tools -o jsonpath='{.items[0].metadata.name}') -- bash
Connect to the Rook-Ceph tools pod

kubectl -n rook-ceph exec -it $(kubectl -n rook-ceph get pod -l app=rook-ceph-tools -o jsonpath='{.items[0].metadata.name}') -- ceph status
Check overall Ceph cluster status

kubectl -n rook-ceph exec -it $(kubectl -n rook-ceph get pod -l app=rook-ceph-tools -o jsonpath='{.items[0].metadata.name}') -- ceph osd status
Check status of OSDs

kubectl -n rook-ceph exec -it $(kubectl -n rook-ceph get pod -l app=rook-ceph-tools -o jsonpath='{.items[0].metadata.name}') -- ceph df
Check storage usage

Debugging

kubectl -n rook-ceph logs
View logs of a specific pod

kubectl -n rook-ceph exec -it -- bash
Connect to a specific pod

kubectl -n rook-ceph describe pod
Get detailed info about specific pod

Storage Management

kubectl -n rook-ceph get pv
List all persistent volumes

kubectl -n rook-ceph get pvc
List all persistent volume claims

kubectl -n rook-ceph get storageclass
List storage classes

kubectl apply -f
Create or update a storage class

Cleanup

kubectl delete -f
Delete the Ceph cluster

kubectl delete -f
Delete the operator

kubectl delete -f
Delete common resources