我希望提供对多个用户(比如hadoop1、hadoop2等)的访问,以便能够在这个集群上提交和运行MapReduce作业。我们怎么做这件事?> - Added users hadoop1 and hadoop2 to a group called "hadoop".
使用MapReduce和hadoop1用户登录提交了hadoop2作业。这
我正在使用HDP 2.0 - hadoop 2.2.0和Apache 1.7.4,并遵循Avro指南编写一个新的M/R 。2014-07-15 05:46:04,354 FATAL [main] org.apache.hadoop.mapred.YarnChild: Error running child : java.lang.IncompatibleClassChangeError: Found interface org.apache.hadoop.mapreduce.TaskAttemptContext, but class was expected
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