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

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Windows VBox ubuntu vdi Error: unknown filesystem … grub rescue

Win 2003 Server --> Virtual Box --> Ubuntu 14 After running chkdsk/f on Win 2003 one VM (.vdi) stopped working Error: unknown filesystem. Entering rescue mode... grub rescue> _ And there it hangs. ...
3
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1answer
126 views

How to get a larger root partition on Touch

I'm trying to make Touch (14.10) work as an Ubuntu server. However the root partition is only 2 GB and is insufficient for the packages I need to install. Is there any way to get more space on the ...
4
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3answers
2k views

Very large log files, what should I do?

(This question deals with a similar issue, but it talks about a rotated log file.) Today I got a system message regarding very low /var space. As usual I executed the commands in the line of sudo ...
0
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1answer
601 views

How can I get rid of “scanning for btrfs filesystems” at start-up?

When I start up my computer, it says: "scanning for btrfs filesystems". I do need the btrfs-tools, but my btrfs filesystems are on a removable disk which is disconnected at start-up. Scanning for ...
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1answer
81 views

How can I make update-manager require less free disk space on root partition

My system contains a relatively small root partion (around 16) and the rest on home. Now my upgrade from 14.04 to 14.10 fails because it needs 8 GB of free space on root but I only have 4 GB and I see ...
9
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3answers
11k views

Change the default Downloads directory

I originally had a Downloads folder, but decided to create a separate partition for it. So I renamed Downloads to Downloads2. I know, I should have just cut and pasted the content, but this seemed ...
1
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1answer
64 views

Monitor folder contents changes

I can monitor the content changes of a file using tail -f command Is there a similar way of monitoring the changes of a directory structure the way tail -f monitors file? I have a long running ...
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0answers
23 views

I have lags when I'm deleting files from desktop with Xubuntu

I have Xubuntu 14.04 and I am experiencing some lags when I work with desktop icons, especially when I'm deleting them. Haven't notice that with Thunar filemanager and in System Monitor couldn't ...
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0answers
41 views

setup tmpfs on same partition as /etc

I'm using 12.04 LTS. How do I setup tmpfs (I'm assuming this is the tmp directory, please be patient with me I'm not very advanced with Linux) on the same partition as the /etc directory? Current df ...
0
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1answer
40 views

Best underlying file system type and configuration for HDFS

I would like to reformat a local drive partition and turn it into a partition for HDFS. Which file system would be most performant for running HDFS on top of it? Any optimizations I should take care ...
6
votes
4answers
31k views

How to delete/edit files from readonly filesystem

I am having problem with my memory device (actually a memory card that act external memory device like pendrive). experimentx@workmateX:/var/www/zendtest$ sudo rm ...
6
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5answers
7k views

Is it possible to pull data off a linux hard drive using windows 8.1?

My Ubuntu laptop died recently and I've pulled the hard drive out of it. I'm trying to read the data on it from a windows 8.1 laptop but I don't think its recognizing the file system. I've tried ...
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1answer
92 views

How can I view thumbnails of pictures?

How can I copy the attributes of the pictures folder so that I can view thumbnails of pictures on, for example, network drives?
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0answers
9 views

chinese floder name is gash when i recived it which created in windows

my chinese floder name echo like this "2014-09-24(yxy)(R-STHRSS20140923-0052)(Çຣ)Ôö¼ÓË«²ãVLANÓëÉ豸¶Ë¿Ú¹ØÁª¹Øϵ" ,file name too. it was created in windows platform,how can i fixed it.
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0answers
108 views

Why MTP mounted files belong to root?

Xubuntu Saucy and an Android device running Kitkat. I connect it to my computer and it is mounted as MTP but the files on it belong to root so I can't modify them. Why is this and how can I change it? ...
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0answers
45 views

The / and /usr merge not implemented in my Ubuntu?

Reading through systemd docs I came across TheCaseForTheUsrMerge. The discussion about this topic dates from around 2012 AFAIK, and the opinion then was that all major distribution would incorporate ...
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0answers
97 views

Enabling xattr on Ubuntu 14.04

I'm unable to set any attributes on files using xattr -w 'key' 'value' hello.txt I keep getting: [Errno 95] Operation Not Supported: 'hello.txt' My /etc/fstab is: ...
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0answers
32 views

No more space in File System

These last day i ran out of space on file system, this means, i can't install more updates, packages, and programs. Does someone knows how can i "expand" my space on the File System... 15.6GB are not ...
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0answers
38 views

Convert filesystem to LVM - blocks

I'm trying to convert and ext4 filesystem to LVM. I found a script called blocks that pretty much automates most of it but am having issues getting it working. https://github.com/g2p/blocks#readme ...
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0answers
28 views

How to solve my Filesystem check or mount failed problem

I tried to install Ubuntu 14.04 it stall in the middle of the installation so I rebooted my computer and now I get a message that says filesystem check or mount failed.what does this mean and how do I ...
0
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2answers
74 views

14.04.1 report “zero” kilobytes of disk space

I have a 400g sata external drive as a backup for /home. I use the default backup app from Ubuntu named: "Backup". The bu drive connects to the 'puter via sata cable. When I powered the drive up today ...
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0answers
22 views

File not modified, Problem in saving JS file UBUNTU

At 13/08/2014 2.30pm I saved my file named script1.js. And OS was Ubuntu 14.04 tasty tahr. Text editor was sublime Text and browser was google chrome. It was containing more than 500 lines of code. ...
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0answers
9 views

Is there a filesystem with caching and location-awareness?

Is there a way to setup a filesystem spread on 2 machines A and B in the following way? A and B are not on the same local network. Connecting to any machine shows the same files Writes to any ...
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2answers
933 views

Linux dropfolder where users can't delete files

I am working on a file server project for school and I am using samba to share the folders. I have been playing around with the folder permissions but I can't seem to figure out how to make a drop ...
0
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1answer
449 views

Partition and file system scheme for Win 7 and Ubuntu 14 dual boot with UEFI and GPT [closed]

After looking through a lot of different guides and information on this site and others, I have a basic idea of a partitioning scheme to use for a dual boot Ubuntu-Win7 machine but I'm not so clear ...
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1answer
43 views

What are the best default locations for specific file types?

For an application I created, I am trying to find the best folder locations. I installed the application, as suggested by documentation, in /usr/share/company_name/product_name, save a config.ini file ...
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14 views

/etc/../run and /run have different i-node. How can I safely resolve this issue?

My system shows different inode for /etc/../run and /run. $ ls -iald /etc/../run 393217 drwxr-xr-x 2 root root 4096 sep 6 19:18 /etc/../run $ ls -iald /run 9221 drwxr-xr-x 31 root root 1060 sep 25 ...
2
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1answer
222 views

Most stable filesystem to create a usb startup disk?

I don't care about compatability or speed; I just want stability, that it is quick to respond, won't wrestle with me when I need to unmount it, etc. Ext4, btrfs, xfs, or what?
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0answers
26 views

What is the equivalent of the following directories in relation to windows for ubuntu? [duplicate]

I'm still learning the linux file system and understanding where everything is installed. I'm coming from windows mindset and would like to wrap my head around the following directory equivalents: ...
12
votes
2answers
2k views

Display folder sizes in file manager

In nautilus (or nemo) file manager, the "Size" column shows the filesize for files and the number of items contained in a folder for subdirectories: Number of items is not that important for me, it ...
3
votes
2answers
374 views

Accidentally deleted /opt, how do I create it again?

I am new to Ubuntu, today I was learning how to delete files and folders but accidentally I deleted the /opt directory that located in Computer. I don’t know if what I deleted is important or not. So ...
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1answer
51 views

remove files on NTFS with \n in the filename

I was moving files using Windows (had to at that time) from one NTFS partition to another but the computer switched off. Some files have been transferred, but some remain. I'm not able to delete them ...
2
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2answers
2k views

Loop through all folders and executing script

I have a bash script install.sh in my current directory and I have a directory apps which contains multiple directories. I want to loop through these sub directories in app folder and execute some ...
0
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1answer
428 views

How do you restore an encrypted hard drive? Password being available

Installed by Ubuntu 14.04 LTS Installer: I have installed Ubuntu 14.04 LTS Desktop onto my notebook PC, and I made a wrong decision to alter the file ownership and permissions from the root drive as ...
0
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0answers
763 views

“No root file system defined” error while installing ubuntu

I am not a computer techie. I installed Ubuntu side-by-side with Windows 8.1 on a Lenovo laptop but I keep getting stuck at an error 'No root file system is defined, please correct this from the ...
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0answers
249 views

Error: Unable to access jarfile spl.jar for stanford portable library

I'm trying to install the Stanford library for Harvard's CS50 but I'm running into a few problems... I've got the .h files in usr/local/include/spl and I've got the libcs.a in usr/local/lib but I'm ...
0
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1answer
343 views

Corrupted filesystem - unable to mount /home

Ubuntu 12.04 is not able to mount /home partition and I run: fsck /dev/sda5 which is in state Pass 1D: Reconciling multiply-claimed blocks (There are 41608 inodes containing multiply-claimed ...
1
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1answer
464 views

/var/log taking up 8.9 GB! What should I do? [duplicate]

I am running Ubuntu 14.04 on my ASUS N550JV laptop. Just today I got a pop-up notification telling me that there were less than 100 MB in my root partition. I checked it and find /var/log is taking up ...
1
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1answer
50 views

How can I get rid of /etc/../run?

For some reason (most probably happened during an upgrade more than one year ago), my system has a directory called /etc/../run (strange, right?). It is empty but I cannot remove it: $ ls ...
1
vote
2answers
577 views

Upgrade went horribly wrong: libc.so.6: version 'GLIBC_2.17' not found

File system is mounted readonly, so I boot into recovery mode to run fsck, and I get the following message: mountall: /lib/i386-linux-gnu/libc.so.6: version 'GLIBC_2.17' not found (required by ...
1
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1answer
57 views

When deleting a lot of files everything is very slow

I don't know this is a bug or just a limitation of hard disk -- when trying to delete a lot of files (e.g. empty trash directory when it contains lot of files), everything becomes very slow! From ...
11
votes
5answers
11k views

df shows all space taken, but du doesn't add up

I'm having a problem with Ubuntu 12.04 LTS. This is the second time I've encountered this problem in the last 3 weeks. The first time is described in this closed question on StackOverflow. The TL;DR ...
3
votes
4answers
4k views

Is it possible to check when a folder or a file is created?

I am looking for a way to check when a specific folder and also a specific file were created. Is it possible? My system uses the ext3 file system. Thanks a lot!
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2answers
131 views

Annoying file system check, when starting the computer with WOL

Sometimes I need to get some files from my desktop computer, so I send a wake on LAN package (using my laptop) to the computer and it turns on. But every 30 times I have to wait ~30 minutes for the ...
3
votes
1answer
48 views

What are the layers between Nautilus and a removable storage device?

My question is somewhat large, but I couldn't figure out how to break it down without ruining it. There doesn't seem to be a very good (functioning) way of mounting a Nexus 4 in Ubuntu, so I was ...
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2answers
832 views

how can i mount partitons in recovery mode

I am unable to login to my account and I want to back up my data from Documents folder so I need to know how to mount other partitions from recovery mode. How can I do this? mv ...
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0answers
144 views

File errors on Ubuntu 12.04 OS

I am getting FPDMA READ failed errors during Ubuntu bootup. Has the hard drive gone bad? dmesg output: [ 4.912493] ata1.00: exception Emask 0x0 SAct 0x10600624 SErr 0x0 action 0x0 [ 4.912509] ...
0
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1answer
18 views

Retrieve data from a FreeSpace volume [previously ext4 volume]

Morning, Afternoon, Evening, any thing you wish. I'm using an HP-ProBook 4540S 750 Gb HDD 4 Gb of memory Intel Core i3-3110M CPU 2.40GHz x 4 I'm a software developper,so I use to install 2 Ubuntu ...
1
vote
1answer
408 views

Deduplication using SDFS file system

I am trying deduplication with sdfs.(ubuntu 13.10 on Vm). (http://opendedup.org/quickstart) followed the same steps as this mounted the file system on /media/pool0/ When copied a directory ...
1
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1answer
15 views

file missing, help with recovery

I have Ubuntu 12.04 LTS with Windows 7 as dual boot. While on Ubuntu, I was using files and folders from the windows partition. I made a folder in the windows partiton, copied in it a ".docx" document ...