org.apache.hadoop.yarn.server.resourcemanager.reservation
Interface Planner

All Known Implementing Classes:

SimpleCapacityReplanner

public interface Planner

Method Summary

void	init(String planQueueName, org.apache.hadoop.conf.Configuration conf) Initialize the replanner
void	plan(Plan plan, List<org.apache.hadoop.yarn.api.records.ReservationDefinition> contracts) Update the existing Plan, by adding/removing/updating existing reservations, and adding a subset of the reservation requests in the contracts parameter.

Method Detail

plan

void plan(Plan plan,
          List<org.apache.hadoop.yarn.api.records.ReservationDefinition> contracts)
          throws PlanningException

Update the existing Plan, by adding/removing/updating existing reservations, and adding a subset of the reservation requests in the contracts parameter.

Parameters:

plan - the Plan to replan

contracts - the list of reservation requests

Throws:

PlanningException

init

void init(String planQueueName,
          org.apache.hadoop.conf.Configuration conf)

Initialize the replanner

Parameters:

planQueueName - the name of the queue for this plan

conf - the scheduler configuration