public void updateStochasticCost(String tableName, String costFunctionName,
    String costFunctionDesc, Double value) {
    stochasticSource.updateStochasticCost(tableName, costFunctionName, costFunctionDesc, value);
  }
Reports stochastic load balancer costs to JMX
hbase-balancer/src/main/java/org/apache/hadoop/hbase/master/balancer/MetricsStochasticBalancer.java