Trident PV deployment may fail with strict backend and ONTAP limitations set
Applies to
Trident for Kubernetes and Openshift
Issue
When attempting to provide a new PV from an ONTAP economy backend, where enough space appears to be available in existing volume(s), Trident either creates an additional economy volume, or fails to provide the PV with the following error:
Failed to create volume pvc-<UUID> on storage pool <AGGREGATE> from backend BACKEND_NAME: backend cannot
satisfy create request for volume <PREFIX>_pvc_<UUID>: (ONTAP-NAS-QTREE pool <AGGREGATE>/<AGGREGATE>; Flexvol location/creation failed <PREFIX>_pvc_<UUID>: error creating Flexvol for qtree: error creating Flexvol: API status: failed, Reason: Cannot create volume. Reason: Maximum volume count for Vserver SVM reached. Maximum volume count is 2