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

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13 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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9 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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21 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 ...
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1answer
16 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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1answer
11 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 ...
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7 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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27 views

mtp usage: how to mount and transfer files to and from a Samsung: Galaxy model Android phone

how do I use mtpfs to read/write to a USB connected Android phone, connected as a mass storage device: thufir@dur:~$ thufir@dur:~$ mkdir phone thufir@dur:~$ thufir@dur:~$ sudo mtpfs -o allow_other ...
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33 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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19 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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22 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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21 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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10 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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20 views

Large discrepancy between df and du

My / partition which holds everything (including /home), was suddenly using 100% of disk space. I removed a few files and now df shows $ df -h /dev/sda1 Filesystem Size Used Avail Use% Mounted ...
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11 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 ...
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11 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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8 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
32 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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23 views

Mount error during Arch installation [closed]

The error is essentially "mount: you must specify the filesystem type" I tried to install using USB boot, installing the iso onto the usb using Unetbootin. I've fixed the syslinux.cfg file and don't ...
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1answer
108 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 ...
2
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1answer
93 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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25 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: ...
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2answers
287 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 ...
0
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1answer
18 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 ...
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2answers
81 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 ...
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1answer
36 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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42 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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37 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 ...
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1answer
151 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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1answer
48 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 ...
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2answers
150 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
84 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 ...
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7 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 ...
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1answer
39 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 ...
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1answer
45 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 ...
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1answer
34 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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40 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] ...
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1answer
14 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
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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 ...
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106 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
21 views

What are the system created files in $HOME?

I'm writing a home backup routine and want to omit certain files and directories from everyone's home folder. I'm planning to omit all of these, but here's the question. What are they used for? ...
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1answer
33 views

Why can't all the mount point in root directory changed to /mnt/temporary & /mnt/removable? [closed]

It seem a obsoleted in the root directory with all the mount point. For example: /cdrom /media /mnt So, why can't it change to something like this: New Hierarchy: /mnt/temporary #Can short it to ...
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1answer
26 views

sharing drives, folders, and files between kububntu and windows running in virtualbox

am running kubuntu as my host and running windows 7 inside virtualbox. so far everthing is running fine, but as yet cant get it to let me share external drives, any folders or files on any of the ...
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138 views

Boot-tasks are being executed twice after upgrade to 14.04

after a distribution upgrade from 12.04 LTS to 14.04 LTS I noted that the boot-process took longer than it should. I took a look at boot.log and saw that some boot-tasks have been executed twice. ...
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1answer
25 views

What is the role of /proc/fs/jbd2/sda6-8/info in Ubuntu?

I am using the Ubuntu 14.04. Today I was going through the file system and I found that in the file at /proc/fs/jbd2/sda6-8/info following thing mentioned. 9286 transactions (8421 requested), ...
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35 views

How to recover accidently formatted partitioned hard disk while i was checking centos dvd

My story is a bit different, i was just check a custom allot centos dvd to verify that it was burnt correctly on a dvd, so i booted from the dvd, and it gave me some options to continue into the gui ...
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2answers
39 views

file system associated with /var?

while reading about linux,I got the following: The /var directory may be put in its own filesystem so that growth of the files can be accommodated and the file sizes do not fatally affect the system. ...
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100 views

orphaned inodes on root file system (ext4); persistent problem

On my trusty systems (VMs under vmWare, desktops, and laptops), we have the following issue. The root file system seems to have inodes that are never marked as "free". After a month of a working ...
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2answers
24 views

Difference between /usr and /home from installation perspective

I am not a pro in Linux and I was thinking that where does the files get stored when I do apt-get install. I understand that different linux distributions do things differently, but I am taking a ...
1
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1answer
38 views

Two Volumes? Want to Merge!

I apologize ahead of time for how confusing this may be. I am very new to things such as partitions, disks, and hard drives. When I installed Ubuntu there were two options, install on a 24 GB HD and ...
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20 views

Grub “unknown filesystem” Boot-Repair didn't find a solution

after booting my PC yesterday I encountered a Boot-Error and only the grub rescue prompt. error: unknown filesystem. After searching the Internet I booted into the Boot-Repair and tried the standard ...