小于最低资源保障量的队列，呈饥饿状态。 protected Resource resToPreempt(FSLeafQueue sched, long curTime) {long minShareTimeout = sched.getMinSharePreemptionTimeout();long fairShareTimeout = sched.getFairSharePreempti

FairScheduler类 private class UpdateThread extends Thread {@Overridepublic void run() {while (!Thread.currentThread().isInterrupted()) {try {Thread.sleep(updateInterval); //默认500mslong start = g

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