Questions tagged [chown]
All about changing ownership of files.
291 questions
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2
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Change the ownership of files in an external harddrive ntfs
ls -al /media/victor/Backup/
Output:
insgesamt 25
drwxrwxrwx 1 root root 12288 19. Aug 13:49 .
drwxr-x---+ 3 root root 4096 19. Aug 12:27 ..
drwxrwxrwx 1 root root 0 19. Aug 10:43 DATA
-...
- 407
1
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1
answer
123
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How to get a safer chown?
I've encountered multiple cases where new Linux users accidentally run a command equivalent to
sudo chown -R $USER:$USER /
which silently destroys permissions for the whole system. (Often this ...
- 182
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0
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102
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How can I set chown and chmod permanently, also for new files?
I installed texlive as usual in /usr/local/texlive/2025. When installing I typed umask 0027 prior to each command (./configure, make...), hoping that the resulting files would have root as owner and ...
0
votes
1
answer
254
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Performance of chown and chmod or find and running in background in parallel?
I have up to terabytes of data (a large number of smaller files) that could contain wrong owner, group or permissions. To repair that we had a script doing
sudo -n chown -R user:group "/path"...
- 105
0
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1
answer
94
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user unable to write to media | Permission denied
I am having a problem utilizing a mounted drive
on my Raspberry Pi 2B running Diet Pi.
dietpi@DietPi:/media/dietpi/Other$ sudo chmod 666 -R /media/dietpi
dietpi@DietPi:/media/dietpi/Other$ touch text....
-7
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2
answers
2k
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Assign file ownership in Linux
I want to assign file ownership in Linux.
sudo chown (new owner) (file name?)
What should I use for file name?
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0
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1
answer
118
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What does `sudo chmod -R a=,a+rX,u+w,g+w /data` do?
What does the following command do?
sudo chmod -R a=,a+rX,u+w,g+w /data
I understand that it changes permissions, but what exactly and how?
1
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0
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83
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Show directory owner id instead of name via FTP (Filezilla)
I am setting up the directory permission of a fresh new linux Debian 12 server.
I have added my user(uid=1000) to the www-data group.
My commands are as below -
sudo chown -R 1000:www-data public_html/...
- 111
0
votes
1
answer
334
views
Have drwxrwxrwx permissions on folder, but after mounting to it it becomes drwxr-xr-x which disalows members of the group to write. How do I fix it?
I have a folder under /mnt/ with drwxrwxrwx permissions and under root:root
I then mount a USB drive (exFAT) to this folder and it becomes drwxr-xr-x
The issue is that now I cannot scp to that folder ...
- 103
0
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1
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45
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How to set back file ownership from a reference (/etc) directory to a copy on Linux?
Context :
Debian 12 system recovery trial after a btrfs file system corruption (roots tree) with no backup but access to all(?) the files. I made a copy of the system after the corruption, everything ...
- 275
5
votes
1
answer
690
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Root couldn't write to file with rw permissions for all users and owned by other user
I have script that can be runned from different users on the same machine. This script should write logs to the same file on every run.
Minimal version of script:
#!/usr/bin/env bash
...
- 53
2
votes
1
answer
726
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chown cannot dereference, Permission denied
Given,
touch /tmp/abc
ln -vs abc /tmp/def
$ ls -l /tmp/???
-rw-rw-r-- 1 ubuntu ubuntu 0 Apr 10 22:10 /tmp/abc
lrwxrwxrwx 1 ubuntu ubuntu 3 Apr 10 22:10 /tmp/def -> abc
Why I'm getting:
$ sudo ...
- 1,904
3
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1
answer
936
views
Why does chown reset/remove the SUID bit and reset capabilities?
This command:
sudo chown -R root:root directory
will remove the SUID bit and reset all capabilities for files. I wonder why it's done silently and it's not mentioned in the man page. Weirdly the GUID ...
- 32.9k
1
vote
0
answers
596
views
ACL always sets group execute permissions on files (Samba)
I have some users in the "sambashare" group and some in the "sambashareAdmin" group.
Only users from the "sambashareAdmin" group are alowed to change/create stuff.
All ...
- 111
0
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0
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39
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Set group and mod of a new directory
I try to set for NEW created files/directories in /home/test:
group to "test"
right to "770"
This works for the group (1).
chown :test /home/test
chmod g+s /home/test
But I do ...
- 1,009