ls- 查看linux 文件的大小

ls -alh

total 11G

drwxrwxr-x 2 caojian caojian 4.0K Nov 21 15:50 .

drwxr-xr-x 13 caojian caojian 4.0K Nov 21 18:06 ..

-rw-rw-r-- 1 caojian caojian 5.3K Nov 6 10:47 2015110123.csv

-rw-rw-r-- 1 caojian caojian 4.5K Nov 6 09:35 2015110123.csv.bak

-rw-rw-r-- 1 caojian caojian 5.3K Nov 6 09:55 2015110123.csv.bak2

-rw-rw-r-- 1 caojian caojian 1 Nov 12 20:50 Hbase.csv

-rw-rw-r-- 1 caojian caojian 3.8G Nov 21 14:35 testCaojianMR2015-11-12-23.csv

-rw-rw-r-- 1 caojian caojian 3.8G Nov 21 13:22 testCaojianMR2015-11-13-00.csv

-rw-rw-r-- 1 caojian caojian 2.9G Nov 21 15:52 testCaojianMR.csv

-rw-rw-r-- 1 caojian caojian 136K Nov 20 17:38 testCaojianMR-Hbase.csv

-rw-rw-r-- 1 caojian caojian 4.5M Nov 10 10:07 testCaojianMR.txt

-rw-rw-r-- 1 caojian caojian 1.1K Nov 9 17:18 testCaojianMR.txt.20151019-19

-rw-rw-r-- 1 caojian caojian 254K Nov 5 11:55 test.cvs

-rw-rw-r-- 1 caojian caojian 28 Nov 9 11:16 testGrep.txt