解决 Unable to load native-hadoop library for your platform
程序员文章站
2022-07-14 15:20:41
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启动Hadoop总是提示报错信息:
18/09/19 11:29:08 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
原因:
Apache提供的hadoop本地库是32位的,而在64位的服务器需要自己编译64位的版本。
下载编译版本并解压
http://dl.bintray.com/sequenceiq/sequenceiq-bin/
根据自己的版本选择下载
将下载的lib包解压到hadoop目录的lib/native下
tar -xvf hadoop-native-64-2.7.0.tar -C 你的Hadoop目录/lib/native
配置环境变量:
vi /etc/profile
配置内容:
export HADOOP_COMMON_LIB_NATIVE_DIR=$HADOOP_HOME/lib/native
export HADOOP_OPTS="-Djava.library.path=$HADOOP_HOME/lib"
环境变量生生效
source /etc/profile
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