docs: private void setUpIteration(DeltaIteration<?, ?> iteration) {
  
  		// set up the iteration operator
  		if (this.configuration != null) {
  
  			iteration.name(this.configuration.getName("Vertex-centric iteration (" + computeFunction + ")"));
  			iteration.parallelism(this.configuration.getParallelism());
  			iteration.setSolutionSetUnManaged(this.configuration.isSolutionSetUnmanagedMemory());
  
  			// register all aggregators
  			for (Map.Entry<String, Aggregator<?>> entry : this.configuration.getAggregators().entrySet()) {
  				iteration.registerAggregator(entry.getKey(), entry.getValue());
  			}
  		}
  		else {
  			// no configuration provided; set default name
  			iteration.name("Vertex-centric iteration (" + computeFunction + ")");
  		}
  	}