The du command in Linux can be used to estimate the space usage by files and directories. This article describes the usage of du command through some examples. The syntax From the man page of du :
du [OPTION]... [FILE]...
du [OPTION]... --files0-from=F
Summarize disk usage of each FILE, recursively for directories.
From the syntax, it is pretty clear that the du command does not have any mandatory argument. File name can be provided either as a direct argument or through a file. The... [More]