(4)接着配置系统的环境变量,增加一个系统变量HADOOP_HOME,路径即为前面的目录路径: (5)接着编辑系统变量Path,在里面增加一个%HADOOP_HOME%\bin (6)重启IDEA,可以发现HDFS已经可以成功连接上了。
861 if [[ -z "${HADOOP_YARN_HOME}" ]] && 862 [[ -d "${HADOOP_HOME}/${YARN_DIR}" ]]; then 863 export HADOOP_YARN_HOME="${HADOOP_HOME}" 864 fi 865 866 # define HADOOP_MAPRED_HOME 867 if [[ -z "${HADOOP_MAPRED_HOME}" ]] && 868 [[ -d "${HADOOP_HOME}/${MAPRED...
1.首先shell输入$JAVA_HOME如果没有安装,需要先用export配置Java环境变量 修改etc/hadoop/hadoop-env.sh中设JAVA_HOME
如果已经按照前面教程在.bashrc文件中设置了JAVA_HOME,还是出现Error: JAVA_HOME is not set and could not be found.的错误,那么,请到hadoop的安装目录修改配置文件“/usr/local/src/hadoop/etc/hadoop/hadoop-env.sh”,在里面找到“export JAVA_HOME=${JAVA_HOME}”这行,然后,把它修改成JAVA安装路径的具体地...
2.Error JAVA_HOME is not set and could not be found 这个错误 就是进入到: /opt/module/hadoop-3.1.3/etc/hadoop 然后: 去编辑 vim hadoop-env.sh这个文件 JAVA_HOME=/lib/jvm 在JAVA_HOME的地方,这里指定jdk的位置就可以了,安装在哪里就指定哪里 ...
JAVA_HOME is not set and could not be found.的错误,那么,请到hadoop的安装目录修改配置文件“/usr/local/hadoop/etc/hadoop/hadoop-env.sh”,在里面找到“export JAVA_HOME=${JAVA_HOME}”这行,然后,把它修改成JAVA安装路径的具体地址,比如,“export JAVA_HOME=/usr/lib/jvm/default-java”,然后,再次启动...
添加HADOOP_HOME环境变量并添加到PATH中3.2 方案二 修改./sbin/start-dfs.cmd文件,在最前面加上 cd E:\soft_work\hadoop-2.6.0\bin 代码语言:javascript 复制 ... @rem http://www.apache.org/licenses/LICENSE-2.0 @rem @rem Unless required by applicable law or agreed to in writing, software @rem...
问题Error: JAVA_HOME not found in your environment. Please set the JAVA_HOME variable in your environment to match the location of your Java installation. jdk明明能用,maven的环境配置也没错,就是提示检测不到。 解决方案 一、首先maven... ...
hadoop_lib_utils.download_hdfs_file("https://9.87.654.321:50070/gateway/dsx/webhdfs/v1/","/user/user1/sample_07.csv","/user-home/1001/DSX_Projects/sample_07.txt") 要将文件从 Watson Studio 上载到 HDP 集群: hadoop_lib_utils.upload_hdfs_file("https://9.87.654.321:50070/gateway/dsx/web...
1.非root用户连接mysql服务时，报如下错误， ERROR 2002 (HY000): Can't connect to local MySQL ...