Ubuntu is a Linux distribution with an emphasis on ease of use and installation. Note that http://askubuntu.com is specifically dedicated to Ubuntu questions.

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1answer
2k views

The volume “boot” has only 0 byte disk space remaining

I am in Ubuntu 10.04. When I install the software updates with "Update Manager", there is a pop up dialog which tells me "The volume "boot" has only 0 byte disk space remaining" How to get rid of ...
3
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2answers
4k views

How to fix boot into initramfs prompt and “mount: can't read '/etc/fstab': No such file or directory” and “No init found”?

Installing a new system using a GPT partitioned disk dedicated to a single partition, ext4 formatted, extlinux (version 4.05) as bootloader, Ubuntu Core version 13.10 amd64 as rootfs, and Ubuntu ...
3
votes
1answer
1k views

nsswitch.conf versus host.conf

Suppose that /etc/nsswitch.conf file contains hosts: files dns and /etc/host.conf file has order bind,hosts then in which order the system would use /etc/hosts and DNS look-up to resolve a host ...
3
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6answers
14k views

Black screen at boot with Mint and Ubuntu live CDs

I just bought an HP pavillion g6 laptop, with the hope of installing Linux on it. I have now tried both Linux Mint (my first choice) and Ubuntu, and both simply give me a black screen from the moment ...
3
votes
2answers
2k views

Mount NTFS Partition on Startup in Ubuntu

I have a 10 gigabyte partition which I use for files which I share between my Windows installation and my Oneiric Ocelet (Ubuntu) installation. My Eclipse workspaces exist on this partition. Eclipse ...
2
votes
1answer
2k views

How do you fix apt-get update “Hash Sum mismatch”

I have an Ubuntu 12.04 virtual box vm that I instantiate using Vagrant. git clone https://github.com/spuder/puppet-gitlab vagrant up As soon as the vagrant box runs apt-get update, I get the ...
2
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2answers
312 views

How to know file system of any medium like hard disk, CD/DVD, flash drive? [duplicate]

Is there any command or any way to know what file system is there on a medium like hard disk or CD/DVD or flash drive etc. From GUI gparted one can know the type on hard disks/pen drive but not of ...
2
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1answer
371 views

Compile the Ubuntu “Raring” Kernel with the Intel Compiler

Of course, the first question is: why I'm doing this. Just for fun! I'm learning more about Linux kernels and I have a virtual machine that I can replace in 15 minutes. Getting to business, I don't ...
2
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1answer
2k views

How to execute a shellscript when I plug-in a USB-device

I want to execute a script when I plug in a device in my Linux machine. For example, run xinput on mouse or a backupscript on a certain drive. I have seen a lot of articles on this, most recently ...
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2answers
2k views

What do mkfs.xfs and modprobe do when mounting an Amazon EBS instance?

I'm looking through this guide for how to add an EBS volume to an Amazon EC2 instance, and I've found this little part of instructions hard to follow: Create an XFS file system on the EBS volume ...
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0answers
20 views

Gnome programs (eog/gnome-terminal) have a slow start and produce a DBus.Error.NoReply Warning

For some time eog and gnome-terminal are starting very slow on my (X)Ubuntu 13.10. I think other gnome tools are affected, too, but I don't use any else. Now I get a ...
1
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0answers
757 views

All USB ports detected as USB 1.0, not USB 2.0

My Ubuntu 13.10 server (Upgraded from 11.10) has always had an issue with mounting USB 2.0 devices. Despite legacy being turned off on the motherboard bios, the output of lsusb -t always shows the ...
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vote
1answer
2k views

I need a step by step guide to build kernel modules in ChrUbuntu

I don't have experience building kernel modules. And worse, I'm trying to do it on ChrUbuntu, so it seems that I cannot follow the existing Ubuntu guides. For example, this command fails: # apt-get ...
1
vote
2answers
3k views

Achieving full resolution with PowerVR SGX454 on Ubuntu 12.04

I have a Mini-PC with an ASRock AD2700B-ITX motherboard, which has an Intel PowerVR SGX545 on-board graphic chip. I installed Ubuntu 12.04 on it today. Everything is working properly and is quite ...
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0answers
11 views

nmcli freedesktop DBus warnings and errors

As soon as I do nmcli con up id <ESSID>, I experience some warnings/errors: ** (process:4841): WARNING **: async_got_type: could not read properties for ...
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2answers
2k views

What could cause network latency on a fresh Ubuntu Server 10.10 install?

I have recently purchased a machine to run an online game server. I put the machine together and have installed a fresh copy of Ubuntu Server 10.10. I have noticed that the game server produces a ...
10
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1answer
667 views

How can I monitor CPU usage by user?

I need to monitor CPU usage by users of two servers' (Ubuntu and CentOS). For example: user1 5% user2 10% ... Is there a tool similar to top or htop that can do that?
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4answers
15k views

What program do I use to check mail?

I'm receiving "You have mail" messages and according to How to remove “You have mail” welcome message I should read my mail with mail. However I cannot find the command in my system (Ubuntu 10.04 ...
9
votes
4answers
4k views

How to truely install a tar.gz file on Linux - how to manage manually-installed (or standalone) applications?

I see all these links explaining packages and .debs... I know that... and there are many kludges to get tar.gz files working (eg: update-alternatives for Java or manually dropping the file in ...
6
votes
3answers
1k views

Command line join of password protected wireless networks in Ubuntu, Arch Linux, or other distros?

Is there a way to join a password protected wireless network via the command line in installations of Ubuntu or Arch Linux with no desktop environment or any GUI installed? Also, could this be done ...
5
votes
3answers
1k views

In awesome window manager, how can I make key bindings send keyboard events?

I don't think that title probably helps very much, but here's my issue: I'm using the awesome window manager and am trying to make my key bindings to be similar in flavor to OSX for special keys. ...
5
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4answers
1k views

Spoofed MAC address ignored by wpa_supplicant?

I'm using wpa_supplicant to power my wireless card in my Ubuntu Server (yes I know wireless in a server is bad, but this is a special case) since it has the ability to automatically roam WAPs instead ...
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3answers
1k views

How does one open a new window from the shell with a specific size and position?

For example, say I wanted to start gnome-terminal with it's northwest corner at 0,0, and make the window 736x434 pixels (apparently the default, which allows for an an 80-character by 24-character ...
5
votes
1answer
4k views

Where are NetworkManager's WiFi settings stored?

I remember the days of playing with /etc/$WE/wpa_supplicant.conf to try and force a semi-secure network on a debian based system, but now on to xubuntu, I haven't needed to do any *.conf-ing in a ...
5
votes
1answer
715 views

Why root's default shell is configured differently with other normal user account's default shell?

As I know, root's default shell is configured csh and normal user's default shell is sh in FreeBSD. And in Ubuntu, root is dash, normal user is bash. (refer: What's the Ubuntu's default shell?) Why ...
5
votes
2answers
708 views

What's up with this 'gnome' package?

I have recently grown tired of the way Rhythmbox starts up every time I plug in my MP3 player. I know I could simply disable this, but I've decided to uninstall Rhythmbox instead. It's such a ...
5
votes
1answer
623 views

`p` key doesn't work in X

Today I had to force-shutdown my machine after it froze during resume from suspend. Since the reboot, I've found that the p key doesn't work normally in X. It does work normally in the console. ...
4
votes
2answers
3k views

I cannot install new packages: “Could not get lock /var/lib/dpkg/lock”

I am new to Linux (installed Ubuntu for the first time yesterday), and have never dealt with any unix-based OS. I started using Linux for the sole purpose of collaborating code with my partners via ...
4
votes
2answers
1k views

Installing OpenVPN to replace Cisco VPN because Cisco will not work with the kernel I am on or downgrade instead?

I had difficulties installing Cisco5.0 VPN on my Ubuntu 10.04 LTS. I asked for assistance in this question: link to previous question. The answer is that this Cisco program will run on only older ...
4
votes
3answers
4k views

Is it possible to export env variable via Upstart?

I need to export a variable FOO=stringhere so that system processes could use it. And the place I would like to do this, is Upstart job. Unfortunately, I tried as per Upstart manual to do env ...
4
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2answers
818 views

Run Python Portio script as normal user without root access

I know there are risks running a root script as a normal user, but in this case I don't have a choice and what I am doing is machine related. I have an Small Board Computer that has GPIO ports and I ...
4
votes
2answers
18k views

Why do I get an “rsync: failed to set times on … : Operation not permitted (1)” error on Ubuntu 10.10 with SME Server 7.4? [duplicate]

I am trying to cron an rsync via ssh between two fileservers that are running SME Server 7.4 and Ubuntu 10.10, respectively. The first rsync worked just fine (for reasons that I do not know), but now, ...
4
votes
2answers
772 views

Power management hook for running scripts on wake

I'm looking for a way to run an arbitrary script every time my laptop wakes up.
4
votes
3answers
2k views

How come I installed Ubuntu 64 bit on a Pentium 4 machine?

I have just tried booting the Ubuntu 10.10 64 bit live USB on this machine and to my amazement everything works fine. I even installed the system, after which I checked with uname -a and the result is ...
3
votes
2answers
182 views

How to control the time that users spend on

I need a solution that allows me to control the time that each user spend on the computer, excluding idle time (some kind of parental control). I've tried timekpr, but it doesn't work on Ubuntu 13.10. ...
3
votes
2answers
707 views

Apache ownership and permissions for wordpress

I'm new to running a VPS, but I managed to get the whole system setup and secured without any issues :) My question concerns Apache and the different ways it can operate. For this particular machine ...
3
votes
2answers
335 views

remote desktop connection - similar to team viewer

I have a few different Desktop versions of Ubuntus (13.04, 12.04, Kubuntu,..) on different computers. I would like to manage all of them on a single computer via remote connection and be able to use ...
3
votes
2answers
203 views

Running a daemon as a non-privileged user

I am trying to set up a Thin Ruby application server on my Ubuntu VPS. I have created a specific account, installed rbenv under it along with all gems. I am looking for a convenient way to obtain the ...
3
votes
1answer
984 views

Sharing Ubuntu drives with Windows

I'm new to the whole Linux thing. I have a Linux server up and running and have been using this guide as a help. I have an issue with shared drives. My Windows machines can see them but cant write to ...
3
votes
1answer
195 views

Washed out colours with screencast software but not screenshot on Ubuntu (all versions)

I have experimented with screencast software on Ubuntu over a number of LTS versions and using pretty much every software I can get my hands on. I have used VLC, RecordMyDesktop and some others the ...
3
votes
1answer
284 views

Awesome & youtube

I run Awesome WM on Ubuntu. Recently when I try to watch youtube videos in full screen they have been playing in a small letter box - They have not 'full screened'. In the other hand, Vimeo & ...
3
votes
2answers
633 views

GNU Radio prerequisite libraries on armhf

After several attempts, I have managed to compile GNURadio on the Raspberry Pi. However, I am just not able to meet the prerequisites for the gnuradio build script on the Pandaboard (Linaro 12.04) or ...
3
votes
2answers
676 views

Package installation and dependancies - how to prevent installation of existing libraries?

I'm a relatively new Ubuntu server user, so I'm learning as I go. I have an issue with a software package I'm installing (QGIS) which has several dependancies one of them being gdal library. ...
3
votes
5answers
605 views

Modern distribution on old hardware

I have an old system currently running ubuntu jaunty. The main harware specs are: Processor: AMD Athlon 1,2 GHz RAM: 512 MB Graphics: [SiS] 65x/M650/740 (output from lspci) HDD: 40 GB Now jaunty ...
3
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1answer
357 views

Moving from Ubuntu 32bit: Mint 64bit or Mint 32bit?

I have decided to try out Linux Mint instead of the horrible Ubuntu Unity experince. I have a separate partition for my /home folder, which I'd like to preserve of course. So I'm curious: is it ...
3
votes
4answers
1k views

Stripped down Kernel for a Laptop

I am a Linux noob, but I am willing to learn. My immediate objective is to compile a small kernel for my laptop without sacrificing usability. I am familiar with the kernel compilation steps (don't ...
3
votes
1answer
126 views

Link a dependency in Synaptic to the one already installed from source

I want to install SVN version of Quantum GIS and already I have a SVN version of GRASS GIS. As instructed in QGIS Wiki here, I added the qgis repository to my sources.list file. Now I am able to see ...
3
votes
4answers
463 views

Send file to opened editor using command line

Recently I found out a new very useful command. It is: gnome-open or xdg-open or just open on mac. It opens file or directory in by default specified program. But, in the event ...
3
votes
1answer
379 views

How to recover a missing file

I am running ubuntu and last week the system didn't let me alter files as if I had no write permissions. Then on reboot the system did a check of the system which took some time. Then everything went ...
3
votes
1answer
589 views

How to have correct permissions of files from usb disks?

Does anyone have the following problem? I have an Ubuntu box at work and also one at home. I always copy folders/files to/from an usb disk to/from my boxes. I have to change permissions of ...