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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.

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create date folder version backups with hard links and a combined view

I am using the ideas laid out in this article to create incremental versioned backups of my data. I basically sync the data to a current folder in my backup destination and then create a date folder ...
2
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1answer
261 views

Can I hard link files with rsync instead of copying them?

cp -l hard links files instead of copying them, saving filesystem space. I need to use rsync instead of cp because of its --exclude capabilities. So my question is, how do I get rsync to hard link ...
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0answers
54 views

How to know the actual number of bytes that will be freed if I delete a directory with unsaturated hardlinks

I need to know the real space a directory is using in Windows. By real space I mean the number of bytes that will be freed up if I remove the directory with the Windows explorer. In other words: ...
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2answers
82 views

pros and cons of incremental vs differential backup? [closed]

Back In Time says it saves full copies of changed files. And it links unchanged files via hardlinks. So this is a incremental backup. What are Pros and Cons of an incremental backup (like done with ...
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40 views

Move SoftwareDistribution Windows update folder [duplicate]

I have to free some space in my small SSD with Windows 10, can I move SoftwareDistribution folder of windows updates to another volume using link? If yes, may I use symbolic, hard or junction?
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1answer
35 views

How to remove multiple links to the same directory?

I have a broken lxd installation and want to completely delete it and start over, but there's a problem. /var/lib/lxd/devices/desktop contains a bunch of subdirs that are linked to directories ...
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0answers
322 views

How to delete all hardlinks to the same file (inode)?

I've used Link Shell Extension to create a bunch of hardlinks in different directories within the same hard drive (to save space, as I need both stored in different locations). When I want to delete ...
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1answer
133 views

hardlink/symlink with mapped drives in Server 2003

I'm trying to create a hardlink on a Windows Server 2003 system using fsutil hardlink create M:\docs L:\docs but am receiving a message stating "The FSUTIL utility requires a local NTFS volume. I ...
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1answer
80 views

Which hard link determines the file's actual location? [duplicate]

In my understanding a file, as I can see it in file explorer, is basically a hard link to the actual data. When I move this to another directory, the data is moved as well to that location. What ...
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1answer
247 views

Deleting Hardlink To System File On Win10

I have hard links into system files advapi32.dll, kernel32.dll and etc. I have used MoveFileEx API for deletion with MOVEFILE_DELAY_UNTIL_REBOOT, it basically uses HKEY_LOCAL_MACHINE\SYSTEM\...
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51 views

How can I delete a folder with 65535 links?

Somehow a folder from /var/folders (/var/folders/2j/8_50ggln3wz21k4gmfx86drh0000gn/T/ on my machine) got 65535 links to it. This caused my machine to not boot anymore. I managed to fix the booting ...
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0answers
165 views

Sync files via OneDrive that are hardlinked to other locations

I use OneDrive to sync a script between multiple computers, including between my home and work machines. At work, we recently implemented separate logins for normal vs. admin access. This caused a ...
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31 views

Hardlinked windows 10. Issues with windows updates and all standart metro apps

I have installed the fresh windows 10 and created hardlinks: C:\Program Files -> D:\ProgramFiles C:\Program Files(x86) -> D:\ProgramFiles(x86) C:\User -> D:\Users C:\ProgramData -> D:\ProgramData ...
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0answers
165 views

Deleting hard-linked directory on macOS?

I have a directory on my macOS that I hard-linked to my Google Drive folder, using gln -d "path to directory" "path to Google Drive folder" If I try to remove the directory from my Google Drive ...
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1answer
236 views

Why can't I hard link a certain file (Mac)?

I'm copy/linking files and have found that a certain file really does not like to be hard linked. Both gcp -alp Get_started_with_GoPro.url test (gnu-cp) and ln Get_started_with_GoPro.url test fail ...
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1answer
656 views

How to create a hard link on a NTFS filesystem using Linux/Unix commands?

I have an NTFS backup hard drive and I want to perform incremental backups that utilize hard links to save storage space. When I try to link 2 files on the hard drive via a Linux OS (I'm currently ...
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211 views

How do I use the mklink command to create hard links for all files that end in a certain extension?

I want to construct a batch file to move certain file types from the Downloads folder to another folder I've designated for that filetype. And then, put a hardlink in the downloads folder for that ...
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1answer
87 views

How are files added to multiple folders implemented in Google Drive sync?

I have a large amount of files in Google Drive, which I need to organize by different criteria. I'm planning to use the feature to add the same file to multiple folders (sort of like hard links in a ...
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0answers
114 views

Efficient `rm` of hard links?

Suppose these is a file foo. Then, suppose I create a hard link: ln foo bar I can delete bar by running rm bar. However, it looks like when there are lots and lots of hard links, using rm is as slow ...
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1answer
44 views

How can I make the content of multiple folders appear as one virtual folder or drive letter?

I have been wanting to do this for a while now and have looked up union FS and symoblic links and all sorts of filesystems like ZFS. But I am not so sure that my needs are that complex I just can't ...
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1answer
620 views

Recursively find files with specific hard link count

I have a "tracking" directory containing hardlinks to files/dirs in a second directory ( used for tracking moves/renames). If I delete something in the original folder, no disk space is freed as its ...
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134 views

Upload files to Dropbox without being in Dropbox folder?

Assume I have my general dropbox folder, and my Photo/Video files in an another folder: /mnt/myhd/Dropbox /mnt/myhd/MyPhotosVideos Now, how can I upload all files from MyPhotosVideos to Dropbox ...
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1answer
262 views

Can i use hard or symbolic links on a DVD which needs to be Mac and Windows readable?

I'm producing a DVD and want to try to save some space to fit it onto a single-layer disk rather than dual-layer. There are a lot of repeated files on there and it occurred to me that I could have a "...
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0answers
89 views

On OS X, saving breaks hard links

I'm using OS X 10.10.5, and I'm seeing a strange issue with hardlinked files. When I update one of the linked files and save the change, the other linked file becomes blank -- a zero-byte file. This ...
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1answer
72 views

How can I delete these leftover hard links?

I was working with many small files (about 1million) and for one reason or another had to create a bunch of hard links to them. Now I am trying to delete all this data, but can't. After removing the '...
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1answer
162 views

Hard links break in Windows 7 Pro

I want to use hard links to avoid having to sync/copy a few source files between their base folders and a small git repo for personal development. C:\PathLink>mklink /h test C:\PathTarget\file....
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1answer
84 views

hard link to share files in git osx

I am trying to share a config file ~/.spacemacs in a git repository ~/repo/config/spacemacs. Since I am on osx, I installed hardlink and used it like : ➜ ~ hln ~/.spacemacs ~/repo/config/spacemacs ...
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1answer
157 views

Can't run a program through a link?

I'm working on a Windows 8.1 machine, fully patched, except for the Get Windows X malware. I have Android's SDK installed at C:\android-sdk, but its not on-path. I'm trying to avoid putting 2 SDK ...
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0answers
142 views

Hardlink on same drive gives error about different drive

I'm using mklink /h to create a hardlink from "d:\some folder" to "d:\some other folder" and Windows 7 is telling me "The system cannot move the file to a different disk drive." But it's NOT a ...
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1answer
65 views

Can I hardlink my desktop folder to a different partition so I can put big files on it?

Correct me if I'm wrong, but a hardlink is esentially like a shortcut that can trick applications to think it is a real folder. It allows you to specify an application to point to a shortcut to save ...
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1answer
106 views

How to make an exact copy of a directory to an another partition?

I have a 20Gb folder on an ntfs drive. How can I make an exact of only that folder to an another ntfs volume? By exact, I mean, copy pemissions; keep directories hard links (if any); and keep ...
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1answer
109 views

How to Count Hard Links, Symbolic links, and Junctions on an Ntfs Volume

I know of some programs that claim to count one or the other, but I don't know of any that can count all three. I would like to count all three and print out a list like so: Hard Links: 123 ...
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1answer
301 views

Best method to copy big partition contents with many hard links

We had a LVM of almost 16TB with ReiserFS. We now want to add more disks, but we cannot continue using ReiserFS, as it has a maximum capacity of 16TB. This volume is being used to make incremental ...
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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 ...
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1answer
169 views

Hard Links in Windows - risk of file-loss?

I am now creating hard links to remove duplicate space usage in backup data. This is within single NTFS partitions. I am afraid of data-loss - losing a file completely if one link reference is broken,...
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1answer
2k views

Rsync backups on btrfs very slow

My environment is Ubuntu 15.04 with kernel 3.19.0-28-generic and Btrfs v3.17. I have two identical external USB hard disks that I use with my backup script. One of them is formatted with btrfs and ...
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4answers
7k views

How to replace all duplicate files with hard links?

I have two folders containing various files. Some of the files from the first folder have an exact copy in the second folder. I would like to replace those with a hard link. How can I do that?
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1answer
936 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 ...
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2answers
125 views

Transparently split file | Hardlink to file part

I have really big file (TrueCrypt container) and I want to save it in some cloud, but it has constraint on file size, limiting to 2 Gb, also it has some tool to sync directory. The idea is to create ...
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1answer
1k views

“cannot create hard link X to Y: Operation not permitted” on ext2 drive from cygwin cp -al

/cygdrive/d/ is a USB hard disk formatted as ext2 and mounted with ext2fsd. When I try cp -al /cygdrive/d/X /cygdrive/d/Y where X is a file, I get the error in the title. Things I've Tried/Verified ...
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1answer
195 views

How to merge directories of hardlinks potentially pointing to the same files?

I've used a file deduplicator on a large folder with hundreds of thousands of files. The deduplicator created hardlinks for all duplicate files that it detected. If I was to attempt to merge some ...
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2answers
522 views

What happens in linux when you copy a hardlink on top of another hardlink to the same file?

I've used a file deduplicator on a large folder with hundreds of thousands of files. The deduplicator created hardlinks for all duplicate files that it detected. If I was to attempt to merge some ...
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1answer
270 views

Redirect opening requests about a file in a given directory to another file in another directory

I have a simple scenario, but i don't now is there a way in Windows to do it or not: We have 2 directory with these files: Book: D:\sources\Books |___ A.pdf |___ ...
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1answer
93 views

How to check that all files in a file system are can be read without errors?

I'm using an external hard drive with an ext4 file system to make backups. The backup software I use (faubackup) copies the file hierarchy 1:1 into a timestamp-named folder on the hard drive, and ...
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1answer
353 views

Does Time Machine preserve hard links yet?

I have been doing my own backups using rsync to a remote computer. However, due to the recommendation to have a full computer backup before upgrading to OS X 10.10 Yosemite, I am trying to undertake ...
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0answers
125 views

Find real size of Windows/winsxs folder in Cygwin

I'm running Cygwin with the default installation. I'm a complete noobie to Linux & Cygwin. I just figured out how to find all hardlinked files in my c:\windows\winsxs folder. (Navigate to /...
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1answer
85 views

How do I list the files in a directory that are hardlinks in windows

I'm trying to work with backups and new versions of backups and I want to check if files listed in a directory are already hardlink alias to some file or if they are the last link to that content. ...
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1answer
55 views

Linking multiple folders into a single folder so that relative paths work. (Fedora)

I have a SVN repo that has a structure that does not line up with the needed relative build paths. The SVN repo directory looks kinda like this root alpha trunk p1 p2 p3 tag branch bravo ...
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0answers
299 views

All of the NTFS hard links damaged, where are those 0kb hardlinks stored and how to recover them?

This is Windows 7 x64 sp1 on a NTFS file system. All hardlinks within C:\Windows\System32 folder disappear, and the Windows can't boot, because even the osloader, C:\Windows\System32\boot\Winload.exe ...
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1answer
232 views

replace hard links with copies

I have a file which has other hard links. I want to let it become independent. I know it can be done like this: mv myfile temp cp -a temp myfile Is there any single command which does not require a ...