How to use

getResourceCalculator

method

in

org.apache.hadoop.yarn.server.resourcemanager.reservation.CapacityReservationSystem

@Override
protected Resource getPlanQueueCapacity(String planQueueName) {
 Resource minAllocation = getMinAllocation();
 ResourceCalculator rescCalc = getResourceCalculator();
 CSQueue planQueue = capScheduler.getQueue(planQueueName);
 return rescCalc.multiplyAndNormalizeDown(capScheduler.getClusterResource(),
   planQueue.getAbsoluteCapacity(), minAllocation);
}

@Override
protected Resource getPlanQueueCapacity(String planQueueName) {
 Resource minAllocation = getMinAllocation();
 ResourceCalculator rescCalc = getResourceCalculator();
 CSQueue planQueue = capScheduler.getQueue(planQueueName);
 return rescCalc.multiplyAndNormalizeDown(capScheduler.getClusterResource(),
   planQueue.getAbsoluteCapacity(), minAllocation);
}

@Override
protected Resource getPlanQueueCapacity(String planQueueName) {
 Resource minAllocation = getMinAllocation();
 ResourceCalculator rescCalc = getResourceCalculator();
 CSQueue planQueue = capScheduler.getQueue(planQueueName);
 return rescCalc.multiplyAndNormalizeDown(capScheduler.getClusterResource(),
   planQueue.getAbsoluteCapacity(), minAllocation);
}