Examples with FairScheduler org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler used on opensource projects

Example 16 with FairScheduler

use of org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler in project hadoop by apache.

the class FairReservationSystem method reinitialize.

@Override
public void reinitialize(Configuration conf, RMContext rmContext) throws YarnException {
    // Validate if the scheduler is fair scheduler
    ResourceScheduler scheduler = rmContext.getScheduler();
    if (!(scheduler instanceof FairScheduler)) {
        throw new YarnRuntimeException("Class " + scheduler.getClass().getCanonicalName() + " not instance of " + FairScheduler.class.getCanonicalName());
    }
    fairScheduler = (FairScheduler) scheduler;
    this.conf = conf;
    super.reinitialize(conf, rmContext);
}