cancel()
	}
	return nil
}

// for rebalance trace support
type rebalanceMetrics struct{}

var globalRebalanceMetrics rebalanceMetrics

//go:generate stringer -type=rebalanceMetric -trimprefix=rebalanceMetric $GOFILE
type rebalanceMetric uint8

const (
	rebalanceMetricRebalanceBuckets rebalanceMetric = iota
	rebalanceMetricRebalanceBucket
	rebalanceMetricRebalanceObject