my-site.xml

<configuration>
  <property>
    <name>yarn.nodemanager.aux-services</name>
    <value>mapreduce_shuffle</value>
  </property>
  <property>
    <name>yarn.nodemanager.aux-services.mapreduce_shuffle.class</name>
    <value>org.apache.hadoop.mapred.ShuffleHandler</value>
  </property>
</configuration>

我的mapred-site.xml

<configuration>
<property>
    <name>mapreduce.framework.name</name>
    <value>local</value>
</property>
<property>
    <name>mapreduce.jobhistory.address</name>
    <value>localhost:10020</value>
</property>
</configuration>

Query ID = niraj_20201108170818_6dd4f715-f1b9-4b31-a184-75c60417a080
Total jobs = 1
Launching Job 1 out of 1
Number of reduce tasks determined at compile time: 1
In order to change the average load for a reducer (in bytes):
  set hive.exec.reducers.bytes.per.reducer=<number>
In order to limit the maximum number of reducers:
  set hive.exec.reducers.max=<number>
In order to set a constant number of reducers:
  set mapreduce.job.reduces=<number>
Starting Job = job_1604835040611_0001, Tracking URL = http://niraj-HP-Pavilion-Laptop-15-cs1xxx:8088/proxy/application_1604835040611_0001/
Kill Command = /home/niraj/hadoop-3.3.0/bin/mapred job  -kill job_1604835040611_0001

它被卡在这里了。