4
votes
1answer
77 views

“hard-linking” parts of a big file in which only a small part has changed

I use rsync to make backups: rsync -a --link-dest=PATHTO/$PREVIOUSBACKUP $SOURCE $CURRENTBACKUP This way I save space due to using hard links. The problem appears when I need to backup a huge file ...
4
votes
2answers
176 views

Linux: How does hard-linking to a directory work?

I'm aware that Linux does not allow hard-linking to a directory. I read somewhere, that this is to prevent unintentional loops (or graphs, instead of the more desirable tree structure) in the ...
3
votes
1answer
118 views

setgid binary doesn't have permission, mount's right, I'm missing something, but what, please?

I'm sorry, I know this has to be something simple but I've checked the manpages, the mount, the permissions ... (edit: combined history into one sequence as requested. Starting to seem a not-simple ...
5
votes
2answers
461 views

Why do hard links seem to take the same space as the originals?

Thanks to some good Q&A around here and this page, I now understand links. I see hard links refer the same inode by a different name, and copies are different "nodes, with different names. Plus ...
3
votes
1answer
89 views

Files have the same inode but they don't link to each other

I have a bash script in two places and I can't remember how I created them. they have the same inode but none of them seem to link to another. is there a hard link but should not Links count for that ...
3
votes
1answer
100 views

How can I delete a hardlink to a directory?

Before I get 100s of answers that tell me it is impossible to hardlink directories in linux: yes, I know that. The file in question appeared in lost+fount after I checked the filesystem with e2fsck ...
5
votes
1answer
283 views

Finding all the hard-links of a file without traversing the file system

I have seen in this page that inodes have a link counter to know how many files (read: "directory entry") point to this inode. Is there a way to know which directories contain such entries without ...
1
vote
1answer
446 views

How do I manually modify an inode?

I am using Ubuntu Linux and, just for fun, I want to create a hardlink to a directory (as seen here). Because I'm just doing this for fun, I'm not looking for any sort of pre-developed ...
0
votes
1answer
152 views

How hardlink and softlink works in background?

I am looking for an explanation of the following: what happens in Linux when we create soft link and hardlink how are they accessible why do symlinks always display 777 permissions
2
votes
0answers
334 views

Multiple Linux or Unix Distributions, Same Home Partition or Data?

To avoid conflicts I have always installed multiple Linux and Unix distributions each with it's own home partion or directory, and in the era of 3TB hard drives this is often very practical; I also do ...