出现如下的的故障，请问一下这是怎么解决，或者能否发一份相关的安装文档：mengbbf@126.com
> library(rhdfs)
Loading required package: rJava
HADOOP_CMD=/opt/hadoop/bin/hadoop
> hdfs.init()
sh: /opt/hadoop/bin/hadoop: is a directory
Error in .jnew("org/apache/hadoop/conf/Configuration") :
java.lang.ClassNotFoundException
In addition: Warning message:
running command '/opt/hadoop/bin/hadoop classpath' had status 126
>
