针对你遇到的问题,即运行./bin/hadoop version时显示error: java_home /usr/lib/jvm/jdk1.8 does not exist,以下是一些可能的解决步骤: 检查/usr/lib/jvm/jdk1.8路径是否存在: 你可以使用以下命令来检查该路径是否存在: bash ls /usr/lib/jvm/jdk1.8 如果返回“没有那个文件或目录”的错误,说明该路径不存...
export HADOOP_HOME=/Users/YourUserName/Documents/Dev/hadoop-2.7.3 export PATH=$PATH:$HADOOP_HOME/bin:$HADOOP_HOME/sbin e) 配置 在${HADOOP_HOME}/etc/hadoop目录下,找到,打开编辑确认如下设置是否正确: export JAVA_HOME=${JAVA_HOME} export HADOOP_HEAPSIZE=2000(去掉注释) export HADOOP_OPTS="-Dja...
hadoop@node1:~$ vi $HADOOP_HOME/etc/hadoop/hadoop-env.sh export JAVA_HOME=/usr/lib/jvm/java-8-openjdk-amd64 export HADOOP_HOME=/home/hadoop/apps/hadoop-3.3.4 export HADOOP_CONF_DIR=/home/hadoop/apps/hadoop-3.3.4/etc/hadoop export HADOOP_LOG_DIR=/home/hadoop/logs/hadoop core-site.xm...
HCatalog jobs will fail." echo 'Please set $HCAT_HOME to the root of your HCatalog installation.' fi if [ ! -d "${ACCUMULO_HOME}" ]; then echo "Warning: $ACCUMULO_HOME does not exist! Accumulo imports will fail." echo 'Please set $ACCUMULO_HOME to the root of your Accumulo ins...
JAVA_HOME is not set and could not be found. Error Log 代码语言:javascript 代码运行次数:0 运行 AI代码解释 root@soso-Mai-II:/opt/hadoop# ./sbin/start-dfs.sh Starting namenodes on [localhost] localhost: Error: JAVA_HOME is not set and could not be found. localhost: Error: JAVA_HOME...
1、vim hadoop-env.sh(指定java运行环境变量) 改:54# export JAVA_HOME= 为:export JAVA_HOME=/usr/local/jdk1.8.0_131/ 2、vim yarn-env.sh保存yarn框架的运行环境 查看优先规则: 23行 ## Precedence rules: ## ## yarn-env.sh > hadoop-env.sh > hard-coded defaults ...
4.[INFO] - [taskAppId=TASK-1-4-4]:[138] - -> Error: /opt/soft/hadoop does not exist!Please set $HADOOP_COMMON_HOME to the root of your Hadoop installation. 原因: 发现dolphinscheduler的shell默认执行环境会添加HADOOP相关配置,修改.escheduler_env.sh 配置文件就能够获取环境变量。
修改所有节点上的$HADOOP_HOME/etc/hadoop/hadoop-env.sh文件,在靠近文件头部分加入:export JAVA_HOME=/data/jdk 特别说明一下:虽然在/etc/profile已经添加了JAVA_HOME,但仍然得修改所有节点上的hadoop-env.sh,否则启动时,报如下所示的错误: 10.12.154.79: Error: JAVA_HOME is not set and could not be fou...
1.4/etc/Hadoop# 修改文件内容vim hadoop-env.sh#配置JAVA_HOMEexportJAVA_HOME=/usr/java/jdk1.8...
Java home: /usr/lib/jvm/java-1.8.0-openjdk-1.8.0.202-1.b08.8.1.2.fc21.loongson.mips64el/jre Default locale: zh_CN, platform encoding: UTF-8 OS name: "linux", version: "3.10.0+", arch: "mips64el", family: "unix" [root@localhost hadoop-2.6.4-src]# ...