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Questions tagged [hardlink]

A hard link is a directory entry that associates a name with a file or directory on the file-system, in effect creating an alias that may reside elsewhere on the file-system.

53
votes
4answers
11k views

What are the various link types in Windows? How do I create them?

Is it possible to link two files or folders without having a different extension under Windows? I'm looking for functionality equivalent to the soft and hard links in Unix.
74
votes
5answers
45k views

What is the difference between NTFS hard links and directory junctions?

The title says it all... what's the difference? When do I use one and when do I use the other? Added: Note that Junction points, Hard links and Symbolic (soft) links are three separate things on NTFS....
28
votes
5answers
20k views

How can I find hard links on Windows?

I've created some hard links on my Windows 7 file system using mklink. It was some time ago and I can't remember for sure where, or which files. When I use Explorer, all files look the same. When I ...
14
votes
5answers
5k views

How can I check the actual size used in an NTFS directory with many hardlinks?

On a Win7 NTFS volume, I'm using cwrsync which supports --link-dest correctly to create "snapshot" type backups. So I have: z:\backups\2010-11-28\cygdrive\c\Users\... z:\backups\2010-12-02\cygdrive\c\...
5
votes
1answer
2k views

Hard link not works under Mac OS X in GUI mode

I faced a little strange behavior, while using hard links. From Terminal, I create a text file 1.txt and a hard link "to this file" nano 1.txt mkdir dir ln 1.txt ./dir/ I check the resulting hard ...
9
votes
2answers
9k views

Finding all symbolic and hard links to a file on UNIX

If I have a specific file in a UNIX filesystem, is there a way to use bash to find all links to that file, both symbolic and hard? If I need different commands for each, what are they?
32
votes
4answers
35k views

Using mklink /h results in “Access is denied.”

From command prompt with Administrator privilages: c:\>mklink /h c:\dirA c:\Users\Piotr\dirB Access is denied. I'm on Vista x64. Using /j or /d instead of /h works. What's the problem? Related: ...
9
votes
4answers
2k views

What is a hard link in Linux?

I have searched around and am trying to understand the difference between a hard link and symbolic link (soft link). I found this link is quite useful. But I am still not very clear. I understand ...
2
votes
2answers
3k views

How to stop Windows 7 Built-in-Backup creating a System Image of too many drives?

I do not want to include (D:) drive in the image. I believe I know the cause of this, it's because I have some Directory Junctions and/or Symbolic Links. Any suggestions other than removing the ...
3
votes
1answer
1k views

Is there a difference between the original file and a hard link to it?

I'd like to synchronise some configuration files via a file hoster like Dropbox. I could create a hard link in the software's configuration folder and let it point to my cloud storage directory. When ...
0
votes
1answer
322 views

How to improve this bash shell script for turning hardlinks into symlinks?

This shell script is mostly the work of other people. It has gone through several iterations, and I have tweaked it slightly while also trying to fully understand how it works. I think I understand it ...
52
votes
3answers
80k views

Make a hard link without extra programs in Windows 7

My objective here is to synchronize my emule credit file (application.dat?) by Dropbox. But the credit file is not inside the Dropbox directory (by default). So I want to make a hard link to get this ...
3
votes
2answers
5k views

How to copy files and create hardlinks instead of copying when files are identical

Are there any tools for Windows that can copy one dir to another read copied content generate MD5 if the current file is identical to a previously copied one, create a hardlink in destination dir ...
6
votes
2answers
4k views

Windows 7 mklink - hard link's attributes (expected !) + contents do not affect the linked file

I created a hard link pointing to a file in my dropbox dir - the link was created inside a folder where this file needs to be in order to be accessed by the programs I use to edit it - mklink /h ...
6
votes
2answers
4k views

Copy Files from One Drive to Another and Keep Hard-Link in Windows

I have drive A: with 16G Space and plenty of files, due to the Hard-link feature in NTFS, the files together is 15G but only takes 2G of real space. I like to copy all those files to drive B: which ...
8
votes
3answers
4k views

Copy to another NTFS disk and preserve hard links

I have to copy directory structure from one local NTFS disk to another (Windows 7+) and preserve hard links that exist within this directory structure. An acceptable solution would be to replace hard ...
5
votes
2answers
1k views

What operations breaks the hardlinks?

I have a file "a.txt" and its hardlink "ha.txt". If I open either of those files in notepad and save any changes it would appear in both files as they are still linked. But if I overwrite (copy) a.txt ...
2
votes
1answer
416 views

Identify files that would be deleted when removing an rsync --link-dest directory?

I have a Time Machine-style backup system set up on my NAS (running BusyBox v1.16.1), using rsync --link-dest as described here: http://blog.interlinked.org/tutorials/rsync_time_machine.html Is there ...
12
votes
3answers
17k views

Windows7 hardlink over two different drives

I am trying to create a hardlink on my C drive that points to a file on my D drive. I open up a terminal with Administrator privileges and try the following: C:\Users\sandro>mklink /H _vimrc D:\...
4
votes
3answers
1k views

hardlinks on ntfs with windows

How can I create hardlinks for a file on an NTFS partition using Windows? NTFS can obviously handle hardlinks, since creating them with NTFS-3g works – the links even work in Windows. Is this the ...
3
votes
3answers
23k views

How to create a hard link in Windows using mklink command?

I've no problem in creating junctions and symbolic links through mklink, but can't create hard link using this command. It returns "Access denied", have tried on both Windows 7 and 8.1 on different ...
2
votes
1answer
7k views

Equivalent for Windows 7 “mklink” on OS X?

Is there a feature on OS X that does the same as mklink under Windows 7? It can create symbolic links and hard links. I have just read about this tool to have Dropbox sync an application folder by ...
1
vote
1answer
971 views

Editing the hardlink doesn't edit the original file

I have a file at D:\JavaScript\CheckIban.js, and I want to reuse it in many places without duplicating it. Because when I fix a bug (change its content) I need that change to be propagated to all ...