// create a start timestamp entry in cache for deletion operation if no one exists with
		// key = volume.Name, pluginName = provisionerName, operation = "delete"
		ctrl.operationTimestamps.AddIfNotExist(volume.Name, ctrl.getProvisionerNameFromVolume(volume), "delete")
		ctrl.scheduleOperation(logger, opName, func() error {
			_, err := ctrl.deleteVolumeOperation(ctx, volume)
			if err != nil {