1 2 3 4 5 6 7 | sudo -E -u hdfs /home/work/hadoop/bin/hadoop jar /home/work/hadoop/share/hadoop/tools/lib/hadoop-streaming.jar \ -D mapreduce.job.priority=HIGH \ -D mapred.reduce.tasks=0 \ -D stream.non.zero.exit.is.failure=false \ -input "/user/hive/test/*" \ -output "/user/hive/testoutput5" \ -mapper "grep 'job" |
添加 配置stream.non.zero.exit.is.failure=false, grep查找不到 会导致失败