将以下条目添加到 .bashrc 中，其中 HADOOP_HOME 是您的 hadoop 文件夹:

Add the following entries to .bashrc where HADOOP_HOME is your hadoop folder:

export HADOOP_COMMON_LIB_NATIVE_DIR=$HADOOP_HOME/lib/native
export HADOOP_OPTS="-Djava.library.path=$HADOOP_HOME/lib"

另外，执行以下命令:

ssh-keygen -t rsa -P '' -f ~/.ssh/id_rsa
cat ~/.ssh/id_rsa.pub >> ~/.ssh/authorized_keys