在ubuntu-16.04中安装hadoop时,我得到了 hdadmin@ubuntu:~/hadoop-2.5.0-cdh5.3.2$ bin/hdfs namenode -format bin/hdfs: line 301: /usr/lib/jvm/java-8-oracle//bin/java: No such file or directory 以下是hadoop-env.sh中JAVA_HOME的值 export JAVA_HOME=/usr/lib/jvm/java-8-openjdk-amd64/ ...