volumelimits

Volume Limits support

Volume Limits is supported with this driver.

Get max_volumes_per_node

• following example shows max_volumes_per_node is 8 on node aks-nodepool1-75219208-0

# kubectl get CSINode node-name -o yaml
apiVersion: storage.k8s.io/v1
kind: CSINode
metadata:
...
spec:
  drivers:
  - allocatable:
      count: 8
    name: disk.csi.azure.com
    nodeID: aks-nodepool1-75219208-0
    topologyKeys:
    - topology.disk.csi.azure.com/zone

Troubleshooting max_volumes_per_node setting

• Get csi-azuredisk-node logs on the node

kubectl logs csi-azuredisk-node-s2zrz -n kube-system -c azuredisk

• Check /csi.v1.Node/NodeGetInfo logs

I0829 02:13:15.165405       1 utils.go:108] GRPC call: /csi.v1.Node/NodeGetInfo
I0829 02:13:15.165427       1 utils.go:109] GRPC request: {}
I0829 02:13:15.170350       1 azure_zones.go:76] Availability zone is not enabled for the node, falling back to fault domain
I0829 02:13:15.170378       1 nodeserver.go:281] got a matching size in getMaxDataDiskCount, VM Size: STANDARD_DS2_V2, MaxDataDiskCount: 8
I0829 02:13:15.170386       1 utils.go:114] GRPC response: {"accessible_topology":{"segments":{"topology.disk.csi.azure.com/zone":""}},"max_volumes_per_node":8,"node_id":"aks-nodepool1-75219208-1"}