Examples with RLESparseResourceAllocation org.apache.hadoop.yarn.server.resourcemanager.reservation.RLESparseResourceAllocation used on opensource projects

Example 6 with RLESparseResourceAllocation

use of org.apache.hadoop.yarn.server.resourcemanager.reservation.RLESparseResourceAllocation in project hadoop by apache.

the class IterativePlanner method initialize.

protected void initialize(Plan plan, ReservationId reservationId, ReservationDefinition reservation) throws PlanningException {
    // Get plan step & capacity
    capacity = plan.getTotalCapacity();
    step = plan.getStep();
    // Get job parameters (type, arrival time & deadline)
    jobType = reservation.getReservationRequests().getInterpreter();
    jobArrival = stepRoundUp(reservation.getArrival(), step);
    jobDeadline = stepRoundDown(reservation.getDeadline(), step);
    // Initialize the plan modifications
    planModifications = new RLESparseResourceAllocation(plan.getResourceCalculator());
    // well with huge reservation ranges
    if (this.algStageAllocator instanceof StageAllocatorLowCostAligned) {
        planLoads = getAllLoadsInInterval(plan, jobArrival, jobDeadline);
        ReservationAllocation oldRes = plan.getReservationById(reservationId);
        if (oldRes != null) {
            planModifications = RLESparseResourceAllocation.merge(plan.getResourceCalculator(), plan.getTotalCapacity(), planModifications, oldRes.getResourcesOverTime(), RLEOperator.subtract, jobArrival, jobDeadline);
        }
    }
}