Integer overflow in unordered.output.buffer.size-mb

The value of the tez.runtime.unordered.output.buffer.size-mb parameter exceeds the range of the int type。

Exception thrown is given below：

2020-12-30 14:57:37,762 [INFO] [Dispatcher thread \{Central}] |HistoryEventHandler.criticalEvents|: [HISTORY][DAG:dag_1609310178038_0003_1][Event:TASK_ATTEMPT_FINISHED]: vertexName=Map 1, taskAttemptId=attempt_1609310178038_0003_1_00_000160_0, creationTime=1609311453532, allocationTime=1609311455291, startTime=1609311457280, finishTime=1609311457744, timeTaken=464, status=FAILED, taskFailureType=NON_FATAL, errorEnum=FRAMEWORK_ERROR, diagnostics=Error: Error while running task ( failure ) : attempt_1609310178038_0003_1_00_000160_0:java.lang.IllegalArgumentException2020-12-30 14:57:37,762 [INFO] [Dispatcher thread \{Central}] |HistoryEventHandler.criticalEvents|: [HISTORY][DAG:dag_1609310178038_0003_1][Event:TASK_ATTEMPT_FINISHED]: vertexName=Map 1, taskAttemptId=attempt_1609310178038_0003_1_00_000160_0, creationTime=1609311453532, allocationTime=1609311455291, startTime=1609311457280, finishTime=1609311457744, timeTaken=464, status=FAILED, taskFailureType=NON_FATAL, errorEnum=FRAMEWORK_ERROR, diagnostics=Error: Error while running task ( failure ) : attempt_1609310178038_0003_1_00_000160_0:java.lang.IllegalArgumentException at com.google.common.base.Preconditions.checkArgument(Preconditions.java:108) at org.apache.tez.runtime.common.resources.MemoryDistributor.registerRequest(MemoryDistributor.java:177) at org.apache.tez.runtime.common.resources.MemoryDistributor.requestMemory(MemoryDistributor.java:110) at org.apache.tez.runtime.api.impl.TezTaskContextImpl.requestInitialMemory(TezTaskContextImpl.java:214) at org.apache.tez.runtime.library.output.UnorderedPartitionedKVOutput.initialize(UnorderedPartitionedKVOutput.java:76) at org.apache.tez.runtime.LogicalIOProcessorRuntimeTask$InitializeOutputCallable._callInternal(LogicalIOProcessorRuntimeTask.java:550) at org.apache.tez.runtime.LogicalIOProcessorRuntimeTask$InitializeOutputCallable.callInternal(LogicalIOProcessorRuntimeTask.java:533) at org.apache.tez.runtime.LogicalIOProcessorRuntimeTask$InitializeOutputCallable.callInternal(LogicalIOProcessorRuntimeTask.java:518) at org.apache.tez.common.CallableWithNdc.call(CallableWithNdc.java:36) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748)