Questions dealing with Ubuntu's layout of files, permissions, and files that reside in special locations on disk.

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0
votes
1answer
277 views

read-only file system after crash

I really don't have any idea of how to manage Ubuntu with the console. I am new in all this stuff, and I don't speak english a lot. My system crashed, and it doesn't let me do anthing. It stays in ...
0
votes
1answer
684 views

Terminal error File system read only (Solo lectura)

When I install a terminal application in the following error occurs Cuando instalo una applicacion por terminal me ocurre el siguiente error omega@omega-desktop:~$ sudo apt-get install wine [sudo] ...
9
votes
3answers
149 views

Delete directory indirectly inside of itself

I have a directory inside itself. How do I delete it. ~/.local/share/Trash/files$ ls devices/ reg-dummy ~/.local/share/Trash/files$ ls devices/reg-dummy/ subsystem ~/.local/share/Trash/files$ ls ...
0
votes
1answer
19 views

Will Window's check disk hurt my ext partition?

I'm a bit worried, my Windows8 started a check and repair disk when I booted. It hasn't done this since I installed lubuntu, is Windows going to destroy my linux because it is an unrecognized file ...
0
votes
0answers
33 views

How to change the default block allocation policy of a file system?

Every file system has some default block allocation policy. For instance unix file system scatters the blocks of a file randomly on disk while ext2,ext3 allocates blocks of a file in block groups. Is ...
0
votes
0answers
11 views

inspect a storage device file system structure

I am trying to understand the different file systems ,FAT ,EXT and NTFS .But I think that it is difficult without a way to see and examine with my eyes.So is there a tool that could help me .I mean ...
14
votes
4answers
2k views

Find directories with lots of files in

So a client of mine got an email from Linode today saying their server was causing Linode's backup service to blow up. Why? Too many files. I laughed and then ran: # df -ih Filesystem Inodes ...
1
vote
2answers
380 views

How to make ext4 update files in place during writes

This question consists of two parts: How to find out what is the writing mode of ext4? How to configure an existing ext4 (a journaling file system) to do writes to a file in place such ...
6
votes
3answers
7k views

Read-only SD cards

I've got an IcyBox USB hub/card reader combo in my computer, running Ubuntu 12.10. It's got an issue with SD cards. It always mounts them read-only, regardless of the write-lock switch. This is ...
3
votes
1answer
128 views

Softlink for a file on a remote machine

I want to create a softlink for a file between two servers. The file is present on a server 1 and a softlink should be created for it on server2. How can I do that?
0
votes
0answers
39 views

My Private folder has become empty

I don't really know what happened. I just meant to change all the names of the folders in /home so that the first letter of all of them would be lower case. I did it with the command bulkrename of ...
1
vote
1answer
388 views

Create global Template directory

I want to move Template directory out from my ~ home folder. I would like to have one global Template directory. One option, that I think can be possible is to create a link(shortcut or how is it ...
0
votes
1answer
250 views

What is the meaning of “block special”?

I tried this command on my Linux Ubuntu prompt in Amazon Web Services sudo file /dev/xvda1 and the output is /dev/xvda1: block special What is the meaning of block special in the output?
21
votes
4answers
20k 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?
0
votes
1answer
148 views

Can I reuse other OS /home directory for Ubuntu?

I currently have Mint 14 set up on a 128GB SSD, with my /home directory on a 1TB Hard Disk. I am thinking about installing Ubuntu 14.04 when it comes out. I understand that I can select a different ...
0
votes
0answers
18 views

Can use of symlinks be circumvented?

I am trying to download Android source from Git repository. I would require a lot of free space on my home folder to download the whole source and build it. So I decided to download the whole source ...
49
votes
7answers
31k 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 ...
3
votes
1answer
76 views

Why does my filesystem appear to be full to Ubuntu?

I have seen some questions and I know that Ubuntu reserves 5% of filesystem to root. Believe me this is not the case. I was moving some files from my home folder to another partition and I had to ...
0
votes
0answers
12 views

How to deal with low disk space in ubuntu 13.10 [duplicate]

I have installed ubuntu in an external drive in an Ext4 partition, it is unfortunately at the end of the drive. And now I am out of disk space. But I was able to create another Ext4 partition ...
0
votes
1answer
48 views

I changed to Ubuntu, lost my files. How do I get them back?

So as you guys will probably know, the support for Windows XP will be removed. I decided to change to Ubuntu and I already love it! However, I have found a major issue, and have lost all of my ...
2
votes
4answers
15k views

Best disk partition for normal users

I have a new clean HDD in my laptop on which I want to install Ubuntu 11.10. So, as I have very less (in fact nothing) knowledge on Linux File System hierarchy, I thought some would be helping me to ...
0
votes
0answers
31 views

Trying Ubuntu from live DVD: hangs and/or gives “unable to find a medium…” error

I have an older desktop (general specs below) that I want to "Try Ubuntu" (12.04.4, i386) on using the live DVD before I install. However, I'm having several issues. The first few times, after ...
22
votes
3answers
13k views

Is there a simple way to add exFAT support?

Is there a simple way to add exFAT support to Ubuntu without kernel patching?
2
votes
2answers
64 views

Which of the filesystems supported by Ubuntu is the most resistant to file corruption?

I want to ask wich file system is the most damage and file corruption resistant. I mean the most secure for my data preventing data loss and such in case of a blackout or power failure. For example: ...
20
votes
1answer
21k 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 the question How is the /tmp directory cleaned up?, I found that it would be a great idea to implement on my system, since I have 16GB of RAM and I never used ...
0
votes
1answer
49 views

Question about install Ubuntu

Today I tried to reinstall my Ubuntu 12.04 LTS through a USB flash, at first time I chose the default partition plan, then I found that there is no /home partition, and I think remount a /home is much ...
1
vote
1answer
2k views

Delete corrupted folder

I am trying to delete a folder in my home directory; its name is completely garbled. In Nautilus, the garbled text is followed by 'Invalid Directory.' Deleting it with Nautilus stalls; I can't type ...
1
vote
1answer
3k views

Is there an Ubuntu alternative to iExplorer (formerly iPhone Explorer)?

I'm trying to view the entire contents of my iPhone in Ubuntu 10.04. I'm able to mount and view the digital media folders, but I'm looking for behavior more like the Mac/Windows iExplorer app that ...
13
votes
2answers
537 views

How to see the contents of a file with blank filename?

drwxrwxr-x 2 ubuntu ubuntu 4096 Mar 19 07:30 xxxxx -rw-rw-r-- 1 ubuntu ubuntu 580 Mar 20 07:24 -rw-rw-r-- 1 ubuntu ubuntu 27137 Mar 20 09:10 xxx.js Here there is a file on the second line but ...
1
vote
2answers
57 views

Read only filesystem problem

I created a folder and I did: chmod 777 anotherFolder/ I ran: sudo mount -o loop folder/isoImage.iso anotherFolder/ The permissions of anotherFolder/ changed to "Read Only" and I can not chmod ...
0
votes
1answer
30 views

mounting partition

I am new to ubuntu. I installed it on 750GB harddisk. My problem is that i am not able to access the sda2 partition of my disk. below is the output of sudo fdisk -l: Disk /dev/sda: 750.2 GB, ...
2
votes
3answers
4k views

/dev/mapper/ full

Hi All I have a issue where my system wouldn't login or startup properly. I checked the hard drive space to find the below. matthew@Kronos:~$ df -h Filesystem Size Used Avail Use% ...
0
votes
1answer
60 views

Deleted files in TMP folder

Today I've downloaded some files and it went into my TMP folder, I doubt it to be a Virus and deleted many files from TMP folder but some of the files didn't get deleted as I don't have sudo ...
2
votes
1answer
77 views

couldn't open output file: Read-only file system

I just installed Ubuntu. My problem is I am attempting to write a log file to home. I am using logcat from a python module called adb. When I attempt the terminal command adb logcat -f <path> I ...
1
vote
0answers
13 views

files are hiding automatically in between Ubuntu 12.04 and windows 8

I have installed both windows 8 and Ubuntu 12.04, in separate drives. i am using 2 other drives commonly between 2 OS to store the data. if i copy or use those files with Ubuntu,later if i tried to ...
0
votes
2answers
4k views

How do I access files on my Windows partition from Ubuntu?

I'm new to how Ubuntu works and installed it yesterday alongside Windows 7, but in doing so I have created a few problems. I have partitions for Windows, Ubuntu, System Recovery, and storage for all ...
0
votes
0answers
20 views

Got a corrupt BTRFS partition, but is still usable, how to convert it to ext4? [duplicate]

I've got a corrupt btrfs partition, and also because of its low speed, I am thinking of 'converting' it to ext4, how can I convert a root partition from btrfs to ext4 without loosing the ability to ...
17
votes
2answers
7k views

How to open Nautilus at current command line directory?

I was wondering if anybody knew a command that would allow me to open a Nautilus (if that's the right name for the Ubuntu 12.04 graphic/window explorer) window from the command line at the current ...
7
votes
1answer
250 views

What is the role of the .ICEauthority file?

When I listed files in my home directory, there was a hidden file named .ICEauthority. What is this file, and what is its role?
0
votes
2answers
344 views

How can I set up on-the-fly/transparent compression?

I have huge data sets to deal with, and so my 1TB drive is filling up quickly. However, the data is highly compressible when using LZMA (7zip, bzip2). The only file system with transparent compression ...
-1
votes
2answers
53 views

How to create symbolic link to a directory excluding certain files?

I want to create a symbolic link from my home directory to Dropbox, excluding Videos. This is what I know: ln -s /home/pt/ '/home/pt/Dropbox' What should I do? What will happen if I'd like to ...
5
votes
4answers
22k views

Damaged SD card (badly unmounted?) How to fix?

First Off I'm using Ubuntu 12.04 on a laptop with a built in card reader. I have a sandisk 8Gig micro sd card that came with my HTC Desire HD phone. Unfortunately I had mounted it to a windows ...
1
vote
0answers
39 views

Ubuntu 12.04 ext4-fs error/inode

I am running a Dell PowerEdge T420 with Ubuntu 12.04 32bit. The hard drives are a RAID1 setup. Last week, I began getting errors that cause the build I am running to fail. I found this in the log ...
0
votes
0answers
3 views

Distributed share storage across WAN

I'd like to build something which looks like "BranchCache" in Windows Server with Ubuntu. That is : - publish/share a folder on an Ubuntu Server in site A - have a user located in site B access the ...
0
votes
1answer
47 views

btrfs - did I just turn RAID1 into RAID10?

I set up a btrfs partition using two 3 TB drives in RAID 1: $ mkfs.btrfs -m raid1 -d raid1 /dev/sdd /dev/sde $ mount /dev/sdd /media/media Copied a bunch of data onto the partition, with the ...
10
votes
8answers
11k views

How to hide an NTFS partition from ubuntu

I need to hide an NTFS partition from listing in the nautilus. How can I achieve that? Is there any tool to do that? And how can I hide files in ubuntu (except . operator)
2
votes
2answers
2k views

Why does my root filesystem keep becoming read-only?

I've lately been having an issue with my root filesystem becoming readonly. It happens some amount of time after boot. I don't know exactly when it happens, as I don't usually notice it until ...
0
votes
1answer
7k views

Mount USB drive with write permissions for everyone or specific user

I know there are similar questions but I get some specific problem I can't overcome. I have: HDD split into two partitions. /dev/sdb1 and /dev/sdb2. sdb1 is NTFS and I don't need it. I need sdb2 ...
0
votes
2answers
30 views

Can't find copied files

I used cp to copy files to a directory which didn't exist. I have no clue where they went to, and the worst part is it filled up my primary 120gb ssd so I can't make any changes to anything. Where ...
0
votes
1answer
13 views

Format Filesystem to work with seperate boot and data drives

I am building a PC and was going to use a small SSD to hold my OS and a larger hard drive to store my files on. I was wondering if there was any way for me to move my home folder or mess with my ...