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authorPaul Eggert <eggert@CS.UCLA.EDU>2008-02-20 15:45:47 -0800
committerJim Meyering <meyering@redhat.com>2008-02-21 09:40:07 +0100
commitbf9e98344df01e5a66cc9657bd975ef357773eb2 (patch)
treef040fa67df1da96c649b67edaee0b4e0ec530089 /doc
parent0f8faebb974621a7647d52beb3796121c07b3607 (diff)
downloadcoreutils-bf9e98344df01e5a66cc9657bd975ef357773eb2.tar.xz
du vs. hard links and argument order: improve documentation
* doc/coreutils.texi (du invocation): Document default behavior on hard links, and why argument order matters.
Diffstat (limited to 'doc')
-rw-r--r--doc/coreutils.texi5
1 files changed, 5 insertions, 0 deletions
diff --git a/doc/coreutils.texi b/doc/coreutils.texi
index 040a1de9c..df6792d7e 100644
--- a/doc/coreutils.texi
+++ b/doc/coreutils.texi
@@ -9686,6 +9686,11 @@ directory. Normally the disk space is printed in units of
1024 bytes, but this can be overridden (@pxref{Block size}).
Non-integer quantities are rounded up to the next higher unit.
+If two or more hard links point to the same file, only one of the hard
+links is counted. The @var{file} argument order affects which links
+are counted, and changing the argument order may change the numbers
+that @command{du} outputs.
+
The program accepts the following options. Also see @ref{Common options}.
@table @samp