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Hadoop安装：localhost:错误：无法设置datanode进程49471的优先级_Hadoop - Fatal编程技术网
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Hadoop安装：localhost:错误：无法设置datanode进程49471的优先级

hadoop

Hadoop安装：localhost:错误：无法设置datanode进程49471的优先级,hadoop,Hadoop,我试图在Ubuntu20.04上安装hadoop，但在启动hadoop 3.3.0时，会出现以下错误 hadoop@Dell-7757:/$ start-dfs.sh Starting namenodes on [localhost] Starting datanodes localhost: ERROR: Cannot set priority of datanode process 49471 Starting secondary namenodes [Dell-7757] 202

我试图在Ubuntu20.04上安装hadoop，但在启动hadoop 3.3.0时，会出现以下错误

    hadoop@Dell-7757:/$ start-dfs.sh 
Starting namenodes on [localhost]
Starting datanodes
localhost: ERROR: Cannot set priority of datanode process 49471
Starting secondary namenodes [Dell-7757]
2021-04-02 23:50:58,661 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
有什么想法吗