我在运行start-dfs.sh时遇到错误

Question

我在运行start-dfs.sh

时遇到错误

start-dfs.sh
16/10/02 23:10:54 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
Starting namenodes on [localhost]
localhost: starting namenode, logging to /opt/hadoop/logs/hadoop-root-namenode-Web.out
localhost: nice: /home/hadoop/hadoop/bin/hdfs: No such file or directory
localhost: starting datanode, logging to /opt/hadoop/logs/hadoop-root-datanode-Web.out
localhost: nice: /home/hadoop/hadoop/bin/hdfs: No such file or directory
Starting secondary namenodes [0.0.0.0]
0.0.0.0: starting secondarynamenode, logging to /opt/hadoop/logs/hadoop-root-secondarynamenode-Web.out
0.0.0.0: nice: /home/hadoop/hadoop/bin/hdfs: No such file or directory
16/10/02 23:11:12 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable

Answer 1

看起来你错过了hadoop home env var。

export HADOOP_HOME=/opt/hadoop

然后尝试任何工作

hadoop version 

像你这样的问题取决于缺乏env var。