[英]'HADOOP_COMMON_HOME' error while installing hadoop
I am installing hadoop (3.2.2) on Ubuntu 18.04 on VMFusion for the first time.我第一次在 VMFusion 上的 Ubuntu 18.04 上安装 hadoop (3.2.2)。 At the end of the installation when I run 'hdfs namenode -format' it shows: ERROR: Invalid HADOOP_COMMON_HOME
.在安装结束时,当我运行“hdfs namenode -format”时,它显示: ERROR: Invalid HADOOP_COMMON_HOME
。
This is what I have on.bashrc:这是我在 .bashrc 上的内容:
export JAVA_HOME=/usr/lib/jvm/java-8-openjdk-amd64
export HADOOP_HOME=/usr/local/hadoop
export PATH=$PATH:$HADOOP_HOME
export HADOOP_HDFS_HOME=HADOOP_HOME
export HADOOP_MAPRED_HOME=HADOOP_HOME
export YARN_HOME=HADOOP_HOME
export HADOOP_COMMON_HOME=HADOOP_HOME
export HADOOP_COMMON_LIB_NATIVE_DIR=HADOOP_HOME/lib/native
export PATH=PATH:JAVA_HOME/bin:HADOOP_HOME/bin:HADOOP_HOME/sbin
export HADOOP_OPTS="HADOOP_OPTS -Djava.library.path=HADOOP_HOME/lib/native"
Thanks in advance for your advice.预先感谢您的建议。
Whenever you reference a variable you need to prefix with a $
, ie:每当你引用一个变量时,你需要在前面加上$
,即:
export HADOOP_HDFS_HOME=$HADOOP_HOME
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