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java.lang.ClassNotFoundException: org.apache.hadoop.hdfs.server.namenode.NameNode的解决方法
Centos7塔建hadoop出现错误: 找不到或无法加载主类1.解决方法:一般都会发生在share/hadoop/hdfs下的jar包解压或移动时出现问题 。我的是删除了share文件夹造成。2.重新加压tar文件,将share文件覆盖到hadoop目录下。tar -zxvf hadoop-2.10.1.tar.gzcp -r /usr/local/hadoop_tmp/hadoop-2.10.1/share/ /usr/local/hadoop/hadoop-2.10.1....原创 2021-07-29 10:08:36 · 2088 阅读 · 1 评论 -
Hadoop ResourceManager :Error starting ResourceManager,Port in Use
问题在fang1.fri.com启动yarn,yarn.site.xml配置的ResourceManage为fang2.fri.com,报错如下: fang1.fri.com fang2.fri.com fang3.fri.com NameNode ResourceManage DataNode DataNode D原创 2021-07-30 11:58:29 · 1035 阅读 · 0 评论 -
ERROR: Named volume xxx is used in service xx but no declaration was found in the volumes section
(1)docker-compose up -d 报错ERROR: Named volume "${BASE_PATH}/redis/data:/data:rw" is used in service "wvpRedis" but no declaration was found in the volumes section.(2)查看docker-compose版本root@ubuntu:/home/toy/wvp-compose/wvp_pro_compose-main# docker-c原创 2022-04-02 11:03:05 · 4373 阅读 · 0 评论 -
安装Hadoop ,启动ResourceManager报错
Caused by: java.lang.reflect.InaccessibleObjectException: Unable to make protected final java.lang.Class java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int,java.security.ProtectionDomain) throws java.lang.ClassFormatError accessible: module.原创 2021-07-30 09:40:08 · 1934 阅读 · 0 评论