我已经在 Ubuntu 4.4.3 上安装了 hadoop。我已按照此处编写的所有步骤进行操作。当我运行命令 hadoop fs -ls 时。我得到以下输出。
hduser@ubuntu:/usr/local/hadoop/sbin$ hadoop fs -ls /
Found 26 items
drwx------ - root root 16384 2010-04-04 05:08 /lost+found
drwxr-xr-x - root root 4096 2012-08-25 09:12 /bin
drwxr-xr-x - root root 4096 2009-10-28 13:55 /srv
-rw-r--r-- 1 root root 7986235 2012-08-25 09:29 /initrd.img
dr-xr-xr-x - root root 0 2013-09-01 15:57 /proc
drwx------ - root root 4096 2013-09-01 11:04 /root
drwxrwxrwx - root root 4096 2012-08-26 05:12 /opt
drwxr-xr-x - root root 4096 2010-04-04 05:29 /mnt
drwxr-xr-x - root root 4096 2009-10-28 13:55 /usr
drwxr-xr-x - root root 4096 2010-04-04 05:09 /cdrom
drwxr-xr-x - root root 0 2013-09-01 15:57 /sys
drwxr-xr-x - hduser hadoop 4096 2013-08-25 03:47 /app
drwxr-xr-x - root root 4096 2010-11-24 10:50 /var
-rw-r--r-- 1 root root 4050496 2012-07-25 09:53 /vmlinuz
-rw-r--r-- 1 root root 3890400 2009-10-16 11:03 /vmlinuz.old
drwxr-xr-x - root root 4096 2010-11-27 08:37 /.cache
drwxr-xr-x - root root 4096 2013-09-01 22:26 /media
-rw-r--r-- 1 root root 7233695 2012-08-25 08:53 /initrd.img.old
drwxr-xr-x - root root 12288 2013-09-01 22:46 /etc
drwxr-xr-x - root root 4096 2013-08-25 03:30 /home
drwxr-xr-x - root root 3980 2013-09-01 15:57 /dev
drwxr-xr-x - root root 12288 2012-08-25 22:07 /lib
drwxrwxrwt - root root 4096 2013-09-01 23:53 /tmp
drwxr-xr-x - root root 4096 2012-08-25 09:29 /boot
drwxr-xr-x - root root 4096 2009-10-19 16:05 /selinux
drwxr-xr-x - root root 4096 2012-08-25 09:04 /sbin
当我在我们的办公室实验室运行相同的命令时，我没有得到这个操作。谁能告诉我哪里出错了？