"user1", 2);
FSSchedulerApp app1 = scheduler.applications.get(attId1);
FSSchedulerApp app2 = scheduler.applications.get(attId2);
FSLeafQueue queue1 = scheduler.getQueueManager().getLeafQueue("queue1", true);
queue1.setPolicy(new FifoPolicy());
scheduler.update();
// First two containers should go to app 1, third should go to app 2.
// Because tests set assignmultiple to false, each heartbeat assigns a single