Hadoop执行: hadoop fs -ls /
错误:21/12/01 19:10:59 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
解决办法:
# hadoop 安装目录
> cd hadoop-2.2.0
> vi etc/hadoop/log4j.properties
# 末尾行添加
# log4j.logger.org.apache.hadoop.util.NativeCodeLoader=ERROR
> source etc/hadoop/log4j.properties
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