hadoop fs:du & count统计hdfs文件（目录下文件）大小的用法

hadoop fs 更多用法，请参考官网：http://hadoop.apache.org/docs/r1.0.4/cn/hdfs_shell.html

以下是我的使用hadoop fs -du统计文件时使用的记录：

[t@dv00938 ~]$ hadoop fs -ls /jc_rc/rc_hive_db/llcfpd_s_join_n_over0innerdoor_lishui
// :: INFO hdfs.PeerCache: SocketCache disabled.
Found  items
-rwxrwx---+   t_user t_user_group   -- : /t_user/my_hive_db/my_hive_table_test01/000000_0
-rwxrwx---+   t_user t_user_group   -- : /t_user/my_hive_db/my_hive_table_test01/000001_0
-rwxrwx---+   t_user t_user_group   -- : /t_user/my_hive_db/my_hive_table_test01/000002_0
-rwxrwx---+   t_user t_user_group   -- : /t_user/my_hive_db/my_hive_table_test01/000003_0
-rwxrwx---+   t_user t_user_group   -- : /t_user/my_hive_db/my_hive_table_test01/000004_0
-rwxrwx---+   t_user t_user_group   -- : /t_user/my_hive_db/my_hive_table_test01/000005_0
...
[t@dv00938 ~]$ hadoop fs -du /t_user/my_hive_db/my_hive_table_test01
// :: INFO hdfs.PeerCache: SocketCache disabled.
  /t_user/my_hive_db/my_hive_table_test01/000000_0
  /t_user/my_hive_db/my_hive_table_test01/000001_0
  /t_user/my_hive_db/my_hive_table_test01/000002_0
  /t_user/my_hive_db/my_hive_table_test01/000003_0
  /t_user/my_hive_db/my_hive_table_test01/000004_0
  /t_user/my_hive_db/my_hive_table_test01/000005_0
...
[t@dv00938 ~]$ hadoop fs -du -h /t_user/my_hive_db/my_hive_table_test01
// :: INFO hdfs.PeerCache: SocketCache disabled.
269.1 M  /t_user/my_hive_db/my_hive_table_test01/000000_0
268.4 M  /t_user/my_hive_db/my_hive_table_test01/000001_0
268.0 M  /t_user/my_hive_db/my_hive_table_test01/000002_0
267.8 M  /t_user/my_hive_db/my_hive_table_test01/000003_0
267.4 M  /t_user/my_hive_db/my_hive_table_test01/000004_0
266.8 M  /t_user/my_hive_db/my_hive_table_test01/000005_0
...
[t@dv00938 ~]$ hadoop fs -du -s /t_user/my_hive_db/my_hive_table_test01
// :: INFO hdfs.PeerCache: SocketCache disabled.
  /t_user/my_hive_db/my_hive_table_test01

[t@dv00938 ~]$ hadoop fs -du -s -h /t_user/my_hive_db/my_hive_table_test01
// :: INFO hdfs.PeerCache: SocketCache disabled.
27.9 G  /t_user/my_hive_db/my_hive_table_test01

hadoop fs -count

[dx@d- conf]$ hadoop fs -count /user/dx/
                       /user/dx
[dx@d- conf]$ hadoop fs -count /user/dx/*
          12            4              45844 /user/dx/.Trash
          15          502         2382220393 /user/dx/.sparkStaging
           1            2           28116579 /user/dx/base_data
       45212       109771        23930279854 /user/dx/streaming