&以熙的博客ERROR: JAVA_HOME is not set and could not be found ERROR: Attempting to operate on yarn nodemanager as root ERROR: but there is no YARN_NODEMANAGER_USER defined. Aborting operation.
DataChat.Club的博客报错: [hdfs@slave1 hadoop-2.7.7]$ $HADOOP_PREFIX/sbin/hadoop-daemons.sh --config $HADOOP_CONF_DIR --script hdfs start datanode slave2: Error: JAVA_HOME is not set and could not be found. slave1: ...