hadoop jar hadoop-mapreduce-examples-2.6.0-cdh5.15.1.jar pi 2 3还是报错

Question

Answer 1

Michael_PK 2019-09-21 15:37:29

你这是root用户执行的吗？也有可能是HDFS上的目录的权限问题。一百个不推荐root干活

Answer 2

Michael_PK 2019-09-21 13:01:33

UI上让你把这个作业找到，看他的详细信息

• 提问者 慕虎7937911 #1

  log4j:WARN No appenders could be found for logger (org.apache.hadoop.mapreduce.v2.app.MRAppMaster).
  log4j:WARN Please initialize the log4j system properly.
  log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.

• 提问者 慕虎7937911 #2

  Showing 4096 bytes. Click here for full log
  
  ventHandlingThread] org.apache.hadoop.mapreduce.jobhistory.JobHistoryEventHandler: Copied to done location: hdfs://hadoop:8020/tmp/hadoop-yarn/staging/history/done_intermediate/root/job_1568984556474_0002_conf.xml_tmp

• 提问者 慕虎7937911 #3

  2019-09-21 11:00:31,718 INFO [eventHandlingThread] org.apache.hadoop.mapreduce.jobhistory.JobHistoryEventHandler: Moved tmp to done: hdfs://hadoop:8020/tmp/hadoop-yarn/staging/history/done_intermediate/root/job_1568984556474_0002.summary_tmp to hdfs://hadoop:8020/tmp/hadoop-yarn/staging/history/done_intermediate/root/job_1568984556474_0002.summary
  2019-09-21 11:00:31,721 INFO [eventHandlingThread] org.apache.hadoop.mapreduce.jobhistory.JobHistoryEventHandler: Moved tmp to done: hdfs://hadoop:8020/tmp/hadoop-yarn/staging/history/done_intermediate/root/job_1568984556474_0002_conf.xml_tmp to hdfs://hadoop:8020/tmp/hadoop-yarn/staging/history/done_intermediate/root/job_1568984556474_0002_conf.xml

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