Questions dealing with Ubuntu's layout of files, permissions, and files that reside in special locations on disk.
3
votes
1answer
1k views
Why is the size of my .Private folder so large?
Last night I had about 190GB of free space on my 500GB HDD. Today I have about 80GB free. I ran df and discovered that my /home/jon/.Private folder is currently using 80% of my hard drive.
What. ...
3
votes
1answer
1k views
How do I access my Windows partition using the command line?
I had a problem with my Ubuntu install, and I need to uninstall it. However, I have one folder on there with an important assignment in it that I'd like to keep still. I can still get into Ubuntu with ...
1
vote
2answers
450 views
Check File System At Every Restart?
my pc restart about 6 to 7 times a days because of electricity fluctuate .
so i want to ask do i have to run fsck/tune2fs tools to check my file system at every restart OR what u guys recommend for ...
14
votes
3answers
4k views
Broken sudo: can't open /etc/sudoers: No such file or directory
I have a live USB persistent version of Ubuntu 11.04 installed with Unetbootin.
After some time I experienced some bugs while upgrading the kernel and trying to use my second screen on my laptop. ...
13
votes
5answers
2k views
Is Btrfs in 10.10 considered stable?
I'm upgrading my laptop to Maverick (10.10) and I noticed btrfs is an option for the filesystem. I read a while ago that the Ubuntu team weren't sure if it was going to be stable for Maverick. Does ...
9
votes
0answers
1k views
How do I disable the Home encryption offered during install? [duplicate]
Possible Duplicate:
How to stop using built-in home directory encryption?
During install I ticked the box to enable encryption for my Home directory. I'm concerned that it is effecting ...
8
votes
3answers
18k views
Force fsck.ext4 on reboot, but really “forceful”
One of my Ubuntu 10.04 servers is giving me trouble.
When I run fsck.ext4 -n /dev/sda5 it tells me there are errors in the free inode count, free block count, and more.
I have tried:
touch ...
7
votes
6answers
1k views
How to determine where biggest files/directories on my system are stored?
I was wondering how do you know where the largest files in my system are stored.
For example---
Disk Space Used: 1GB
Java: 500MB
Java Percentage: 50% maybe represented in a pie chart. Maybe?
I know ...
6
votes
1answer
3k views
Will 11.04 use other filesystem than ext4?
I heard something of a filesystem change. Is it gonna happen in 11.04?
5
votes
2answers
287 views
Where should a non-administrative user save a CA certificate?
I have a CA certificate that I use to connect to a WPA2 Enterprise wireless network.
Where within my home folder should I store the .crt file? I don't see anything in the Filesystem Hierarchy ...
3
votes
0answers
2k views
12.04 indicates filesystem check on next boot, but never does one [duplicate]
Just installed 12.04 32 bit on my machine, with 3 drives. When I open a terminal window or ssh in remotely, I see:
Welcome to Ubuntu 12.04.1 LTS (GNU/Linux 3.2.0-29-generic-pae i686) ...
1
vote
1answer
4k views
I accidentally made my file system read only. How can I change it back?
I accidentally locked my Ubuntu System. Now everything is read only. The closest i can remember which might have done this is, I was trying to change the authority of a fstab symllink with chown -h ...
0
votes
0answers
125 views
How to export file system to client? [duplicate]
Possible Duplicate:
Additional file system and mount at boot time?
I am learning to use ubuntu.
I have/just installed 2 Ubuntu Server 10.04. I want to make such that, 1 act as a server and ...
16
votes
4answers
11k views
How do I use OverlayFS?
This answer and email message indicate that something called "OverlayFS" is available in Ubuntu 11.10 and will forcefully replace aufs in Ubuntu 12.04.
How do I use it? Where is its documentation?
10
votes
6answers
12k views
Why do my gvfs mounts not show up under ~/.gvfs or /run/user/<login>/gvfs?
From what I read, when mounting a network share via nautilus or gvfs-mount the mount point should be in ~/.gvfs. This seems not to be the case for me: I tried mounting both an FTP and SMB share via ...
24
votes
2answers
8k views
Whats the .local folder for in my Home Directory
Whats the .local folder for in my Home Directory and is it safe to remove the content within this folder?
21
votes
4answers
1k views
Where in the filesystem should I store shared data?
Where in the unix filesystem is the conventional location to save non-user specific data, for example data shared via nfs or ftp, or backups?
I could obviously create and use any arbitrary folder ...
12
votes
3answers
3k views
Where can I find the application executables in the filesystem?
Where are executables for programs stored in Ubuntu?
An application (Komodo Edit) is asking me to identify an application to be used as a web browser. I've become used to just entering the ...
15
votes
3answers
5k views
Where is the user's profile picture stored in Gnome 3?
In Ubuntu 11.10, I can set my profile picture through the User Accounts settings panel. I can select an existing picture and it will help me crop that picture to look nice.
The final product is not ...
8
votes
3answers
2k views
How to associate file extension (not file type) for a particular application?
I use taskcoach to create a list of my tasks.
The data I entered was saved, say, in tasks.tsk on my Desktop. Internally, this is an XML file of specific structure.
Now whenever I open it, it opens ...
20
votes
8answers
5k views
Good filesystem for /tmp?
I'm thinking of having /tmp on its own partition... what would be a good filesystem to format it with?
The reason I ask is because the data being stored in /tmp is not permanent, so I don't need ...
16
votes
5answers
4k views
How do you monitor the progress of dd?
dd is a wonder allowing you to duplicate a hard drive to another, completely zero a hard drive, etc. But once you launch a dd command, there's nothing to tell you of it's progress. It just sits there ...
11
votes
4answers
397 views
Way(s) of browsing the filesystem that are more flexible
I have two related questions, both probably (but not necessarily preferentially) accepting the same answer :
When browsing or exploring the filesystem in a GUI, I want to be able to right click on ...
8
votes
3answers
10k views
Can't set permissions for files on an NTFS partition
I remember that I was able to run a Linux .exe that was placed on an NTFS partition earlier before I installed 10.10 RC. But if I try to run it now, I can't run it as it hasn't the execution ...
7
votes
1answer
6k views
Too many open files - how to find the culprit
When running tail -f filename, I got the following message:
tail: inotify cannot be used, reverting to polling: Too many open files
Is that a potential problem?
How do I diagnose what's ...
6
votes
1answer
6k views
How can I use RAM storage for the /tmp directory and how to set a maximum amount of RAM usage for it?
After seeing the comment by Anonymous on this question: How is the /tmp directory cleaned up? I found it a great idea to implement on my system, since I have 16GB of RAM and I never used all of it.
...
3
votes
2answers
1k views
Root filling up although it should have some space
This has been perplexing me for some time. I'm on Ubuntu 11.04. My root partition is filling up and I can't figure out what's causing it. Even stranger, when I run df -h, this is the output:
...
3
votes
2answers
964 views
Rename Music Files with Missing File Extensions
I've been trying out a few different music players recently and noticed that some (a lot) of my music would be missing from the library. It turns out that at some point, a plethora of my music files ...
2
votes
3answers
4k views
'sudo' not working after changing the permissions of '/usr' directory
Recently I had to change the folder permissions of /usr folder. Now the whole sudo is not working. If I try to update my system using this command:
sudo apt-get update
I get the following message:
...
15
votes
4answers
11k views
Why does deleting a file on a USB stick not free up space?
I have an HP pen-drive that has 16GB space. If I add a file to it, and then I delete that file, the free space of that deleted file doesn't get applied. The only way I've found to see that space as ...
8
votes
3answers
15k views
Read Only usb stick that won't let me do anything to it
Somehow I messed up and accidentally made my usb stick into a read only file system. I have tried a bunch of things to delete the files, including the basic (rm -f myfile) and attempting to allow ...
6
votes
1answer
3k views
Reasonable size for “filesystem reserved blocks” for non-OS disks?
When creating a file system ( mkfs ...) the file system reserves 5% of the space for its own use because, according to man tune2fs:
Reserving some number of filesystem
blocks for use by ...
2
votes
2answers
3k views
configuration for Samsung SSD 830
I would like to know what would be the best filesystem configuration for a Samsung SSD 830 of a fresh Ubuntu 12.04 install on my laptop (Asus U33JC). I've seen people suggesting a RAID configuration, ...
1
vote
2answers
508 views
Which Filesystem Hierarchy Standard is in Ubuntu?
Which File system Hierarchy Standard Does Ubuntu 12.04 Using ? & What are the changes ?
On wikipedia the latest version is v3.0 (2012-07-01)
0
votes
1answer
2k views
Wubi Device /dev/loop0 full. How to get more space?
$ df -h
Filesystem Size Used Avail Use% Mounted on
/dev/loop0 17G 15G 838M 95% /
udev 1.9G 4.0K 1.9G 1% /dev
tmpfs 762M 928K 761M 1% /run
none ...
10
votes
2answers
646 views
Is it true that Ubuntu will no longer measure file size unit as byte, megabyte, gigabyte, etc?
I read on somewhere that Ubuntu will no longer use the familiar file size units we all know by now (kB, MB, GB, TB) and switch to a different IEC standard (KiB, MiB, GiB, TiB). If this is true, I ...
9
votes
2answers
4k views
Do I need to defrag EXT file systems? [duplicate]
Possible Duplicate:
Why is defragmentation unnecessary?
I've been told that EXT file systems don't need to be defreagged because of the way they handle writes. Is this true? Would I benefit ...
7
votes
3answers
1k views
using locate on an encrypted partition
I selected /home/ to be encrypted when I was installing Ubuntu. Now, is it possible to make locate work with an encrypted partition like this?
6
votes
1answer
223 views
What do I do when my root filesystem is full?
My / folder is reading as full and I can't update software or do anything.
Not sure what I'm doing wrong here.
$ df -h
Results:
Filesystem Size Used Avail Use% Mounted on
/dev/sda1 ...
6
votes
4answers
1k views
What are benefits of upgrading filesystem from ext2?
I have ext2 filesystem installed on my work machine. I talk with my friend who knows linux a lot better and he said its very old and its very weird that I use so old filesystem.
I'm now trying to get ...
6
votes
3answers
825 views
How can I share files over a Windows network?
I have a media computer which I recently reformatted to Ubuntu 10.04. I am probably just missing something obvious but I can't figure out how to share folders and files, so that I can browse to them ...
5
votes
2answers
762 views
Technical differences between ways in which UNIX and Windows “mount” devices
Question from which this arose is here: What does it mean to mount something?
Since asking about which is "better" or which "worse" can lead to subjective and argumentative answers, I'd like to know ...
4
votes
4answers
2k views
How does ecryptfs impact harddisk performance?
I have my home directy encrypted with ecryptfs. Does ecryptfs lead to fragmentation?
I have the feeling that reading files, displaying folders and login became continuously slower and slower ...
3
votes
2answers
2k views
Decrypt $HOME from Separate Partition after re-install
Previously, I had installed 10.10 with three partitions - sda1-/boot(ext2) sda2-/(btrfs) sda3- /home(btrfs). And I have chosen encrypted home folder. Now on same machine I have installed 10.04 (LTS) ...
3
votes
2answers
2k views
Can and should UDF be used as a hard drive format?
Several time recently I've seen UDF suggested as the solution to a cross platform format for a drive used on Linux, Mac OS X and Windows XP and above.
I've searched here and not found the same ...
2
votes
1answer
3k views
How do you fix file permissions for root directory?
what is the best way to fix Ubuntu's Root file system permissions?
I was changing file permissions on a whole bunch of files that needed to be removed, I had accidentally changed the permissions ...
2
votes
2answers
622 views
Making files generally available on Linux system (when security is relatively unimportant)?
I am using Ubuntu 9.10 on a stationary PC. I have a secondary 1 TB harddrive with a single big logical partition (currently formatted as ext4). It is mounted as /usr3 with options user, exec in ...
1
vote
0answers
315 views
Google Chrome causing file system to mount as read only
So disclaimer, I am using Lubuntu 12.04 but I'm almost certain it shouldn't make any difference.
Earlier this week I resized my lubuntu partition on my harddrive with GParted to be 25 GBs smaller, ...
1
vote
2answers
411 views
Partition is reported to be full, but I cannot “see” any culprit files
So here's the deal:
--df reports 100% usage on the partition hosting my /home directories (and only those)
--Tools that use du (a la baobab or xdiskusage) report that the excessive space consumption ...
0
votes
1answer
3k views
