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Backup of shared cluster disk fails as SnapCenter cannot enumerate the disk

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Applies to

  • SnapCenter Server (SC) 4.5
  • SnapCenter Plug-in for Microsoft Windows Server (SCW) 4.5
  • Windows Failover Cluster Instance (FCI)
  • Cluster Shared Volume (CSV)

Issue

  • Backup of a CSV fails with the error seen in <installation_path>\Program Files\NetApp\SnapCenter\SMCore\log\SMCore_<id>.log:

ERROR SMCore_7183 PID=[11272] TID=[14] Activity (Discovering File-System) of Workflow (SnapMgrCoreService.SmJobActivity), Failed with error: Failed to enumerate the disks.

  • Error in <installation_path>\NetApp\SnapCenter\SnapCenter Plug-in for Microsoft Windows\job_logs\SCW_<id>.log:

    Verbose SDW PID=[17060] TID=[1248] Failed to get volume mount point for path '<Drive_letter>', error = '2'
    Verbose SDW PID=[17060] TID=[1248] GetHostFileSystem: accessPath '<Drive_letter>' is not found in fileSystemList
    Error SDW PID=[17060] TID=[1248] Failed to enumerate the disks.   at SnapDrive.Nsf.Core.ResourceGraphHelper.GetResourceStorageObjectGraphsFromMounts(List`1 mounts)/
  • Disk is seen in the SC UI
  • Using a disk witness for cluster quorum in the FCI

 

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