Linux du little Exercise

[email protected]:~/shell$ ls
1.txt man.config man.config~ test.sh test.sh~

It shows that there are five files below the/shell, now the size of each file is to be typed separately, what to do with du command.

Think, the answer is below, with the mouse scan is visible.

[Email protected]:~/shell$ for i in ' ls '; Do du-sh $i; Done
25M 1.txt
8.0K Man.config
0 man.config~
4.0K test.sh
4.0K test.sh~
Haha, correct it.

Here are some common distinctions of DU

The Linux du command also looks at the space used, but unlike the DF command, the Linux du command is a view of the space used by the file and directory disks, or some difference from the DF command.

1. Command format:

du [Options] [file]

2. Command function:

Displays the disk usage space for each file and directory.

3. Command parameters:

-A or-all displays the size of individual files in the directory.

-B or-bytes displays the directory or file size, in bytes.

-C or--total displays the sum of all directories or files in addition to the size of individual directories or files.

-K or--kilobytes output in kilobytes (1024bytes).

-M or--megabytes is output in megabytes.

-S or--summarize displays only the totals, listing only the last added total value.

-H or--human-readable in k,m,g to improve the readability of the information.

-X or--one-file-xystem the file system at the beginning of the processing, if any other different file system directories are skipped.

-l< the source file size of the symbolic link specified in the Symbolic link > or--dereference< symbolic link > Display option.

-S or--separate-dirs displays the size of individual directories without the size of their subdirectories.

-x< file > or--exclude-from=< file > in < file > specify directory or file.

--exclude=< directory or File > skip the specified directory or file.

-D or--dereference-args displays the source file size for the specified symbolic link.

-H or--si is the same as the-h parameter, but the k,m,g is converted to 1000 units.

-L or--count-links duplicates the hardware-linked files.

Linux du little Exercise