code: func (nc *Controller) ReducedQPSFunc(nodeNum int) float32 {
  	if int32(nodeNum) > nc.largeClusterThreshold {
  		return nc.secondaryEvictionLimiterQPS
  	}
  	return 0
  }
docs: // ReducedQPSFunc returns the QPS for when a the cluster is large make
  // evictions slower, if they're small stop evictions altogether.