如何处理Permission denied: user=root, access=WRITE, inode="/user" 这类Hadoop权限问题问题
来源:互联网 发布:数据备份 方案 编辑:程序博客网 时间:2024/05/29 21:17
当我们用cloudera安装好Hadoop等组件时我们在操作HDFS时可能会遇到这样的问题
无论是用sudo hadoop dfs -mkdir 建立文件 还是 put文件,都会显示
Permission denied: user=root, access=WRITE, inode="/user"
之类的错误,面对这个错误我们改如何解决那?
其实是这样的,/user这是文件的所有者是HDFS 权限为755 也就是只有HDFS才能对这个文件进行sudo的操作
那么接下来我们便可以这样操作文件
sudo -u hdfs hadoop fs -mkdir /user/root 我们可以以hdfs的身份对文件进行操作
如果你输出 sudo -u hdfs -dfs -chmod 777 /user 那么结果便是
Found 8 items
drwxrwxrwx - hdfs supergroup 0 2016-04-19 16:17 /user/hdfs
drwxrwxrwx - mapred hadoop 0 2016-04-20 10:21 /user/history
drwxrwxrwt - hive hive 0 2016-04-15 10:57 /user/hive
drwxrwxrwx - hue hue 0 2016-04-15 10:58 /user/hue
drwxrwxrwx - impala impala 0 2016-04-15 10:58 /user/impala
drwxrwxrwx - oozie oozie 0 2016-04-15 10:59 /user/oozie
drwxrwxrwx - spark spark 0 2016-04-15 10:56 /user/spark
drwxrwxrwx - sqoop2 sqoop 0 2016-04-20 17:30 /user/sqoop2
希望这个对你有所帮助 ,欢迎交流
- 如何处理Permission denied: user=root, access=WRITE, inode="/user" 这类Hadoop权限问题问题
- Permission denied: user=root, access=WRITE,inode=
- Permission denied: user=root, access=WRITE, inode="hadoop":hadoop:supergroup:rwxr-xr-x
- org.apache.hadoop.security.AccessControlException: Permission denied: user=root, access=WRITE, inode
- mkdir: Permission denied: user=root, access=WRITE, inode="/user":hdfs:hadoop:drwxr-xr-x
- Permission denied: user=root, access=WRITE, inode="/user":hdfs:supergroup:drwxr-xr-x
- HDFS上传文件错误:Permission denied: user=root, access=WRITE, inode="/user"
- Permission denied: user=Administrator, access=WRITE, inode="hadoop":hadoop:supergroup:rwxr-xr-x
- Permission denied: user=root, access=WRITE, inode="/":hdfs:supergroup:drwxr-xr-xhd
- Permission denied: user=administrator, access=WRITE, inode="/":root:supergroup:drwxr-xr-x
- Permission denied: user=administrator, access=WRITE, inode="/":root:supergroup:drwxr-xr-x
- Permission denied: user=administrator, access=WRITE, inode="/":root:supergroup:drwxr-xr-x
- Permission denied: user=administrator, access=WRITE, inode="/":root:supergroup:drwxr-xr-x
- ermission denied: user=root, access=WRITE, inode="hadoop":hadoop:supergroup:rwxr-xr-x
- hive Permission denied: user=root, access=WRITE, inode="/user":hdfs:supergroup:drwxr-xr-x
- Permission denied: user=root, access=WRITE, inode="/user":hdfs:supergroup:drwxr-xr-x解决办法
- Permission denied: user=root, access=EXECUTE, inode="/tmp/hadoop-yarn":grid:supergroup:drwx------
- Permission denied: user=root, access=EXECUTE, inode="/tmp/hadoop-yarn":grid:supergroup:drwx------
- Hibernate进行模糊查询
- Cordova 环境搭建(Window)
- JavaScript上传图片前预览
- c语言格式字符串 % lf 和 %f
- 练习2————1014
- 如何处理Permission denied: user=root, access=WRITE, inode="/user" 这类Hadoop权限问题问题
- X264编码
- linux 下安装 nginx
- spring中事务的管理基于xml和注解,以及spring在web中应用
- python 发邮件乱码的几种解决方法
- hadoop_案例_1
- join
- Git SSH Key生成
- jni/../../Classes/AppDelegate.cpp报错,一次性添加所有cpp文件