WARN security.UserGroupInformation:PriviledgedActionException as:hadoop(auth:SIMPLE)cause:java.io.IOException:java.net.ConnectException:在连接异常时调用从hh4 / 192.168.21.128到hh4:10020失败:java.net.ConnectException:拒绝连接; 有关更多详细信息,请参阅:http:
//wiki.apache.org/hadoop/ConnectionRefused 18/10/31 20:57:01 ERROR tool.ImportTool:遇到IOException正在运行导入作业:java.io.IOException:java.net.ConnectException :调用从hh4 / 192.168.21.128到hh4:10020连接异常失败:java.net.ConnectException:拒绝连接; 有关更多详细信息,请参阅:http
://wiki.apache.org/hadoop/ConnectionRefused at org.apache.hadoop.mapred.ClientServiceDelegate.invoke(ClientServiceDelegate.java:334)
在
Org.apache.hadoop.mapred.ClientServiceDelegate.getJobStatus (ClientServiceDelegate.java:419)org.apache.hadoop.mapred.YARNRunner.getJobStatus(YARNRunner.java:553)
org.apache.hadoop.mapreduce.Job $ 1。运行(Job.java:314)org.apache.hadoop.mapreduce.Job
$ 1.run(Job.java:311)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs (Subject.java:4
Mapreduce运行报错
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