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

Sound volume control does not work in Ubuntu

My sound volume control does not work when I'm logged in with my regular user, though the sound works correctly. What's weirder is that the sound control works when I'm logged in as guest. With my ...
1
vote
0answers
44 views

Is there a solution for when a system hangs on “switching to clocksource tsc” anyway?

Ok so this is exactly what I did yesterday, and what I have tried to solve the problem so far. The distribution is Ubuntu Server 12.04. What I have done just before the error appeared I added a new ...
5
votes
2answers
67 views

Killing X-related processes when CrashPlan is running

I am currently running Ubuntu Server 12.04, but this applies to all flavours of Linux really. This server does a bunch of things and is controlled remotely via ssh. Some time ago I have installed ...
1
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2answers
185 views

nme for linux target setup fails on debian

I'm trying to run haxelib run nme setup linux To set up NME for the Linux target on my Debian box. Actually Linux MINT Debian Edition, but that shouldn't matter. However, I get the following ...
18
votes
7answers
19k views

Create services in Linux (Start up in linux)

I need one process run before log in to system. how to run it like services?(how do I make services in Linux?) in Ubuntu and Fedora ? the service is customized tomcat
0
votes
1answer
28 views

Downgrade USB 3.0 to USB 2.0 in ubuntu

I have USB 2.0 device when I plugged this device into the USB 3.0 port of my system then system gets hanged, after researching many of the solutions says that you can downgrade USB 3.0 to USB 2.0. But ...
2
votes
0answers
25 views

USB 2.0 device is not working in USB 3.0 ports

I have a Ubuntu 12.04 system. To that system I have one USB 3.0 port. In this port I am trying use my USB 2.0 device. But every time when I plugged that USB 2.0 device into that USB 3.0 port,system ...
2
votes
0answers
16 views

Why VMware DHCP persists getting offline?

I am trying to set up a SSH server in my remote machine which is running Windows 7 on it currently. So first I set up a Oracle VirtualBox but it did not work for me properly. Then I decided to go with ...
1
vote
1answer
206 views

How to reduce ClamAV memory usage?

I'm running a Ubuntu based web server (Apache, MySQL) on a 512MB VPS. This is more than sufficient for the website it is running (small forum). As I wanted to add some protection against viruses I ...
2
votes
4answers
2k views

SSH not working from one specific computer

I can connect from every other computer on the LAN, as well as externally. It connects fine to other machines running SSHD. When trying ssh with verbosity, I get the following readout: $ ssh -vvv ...
1
vote
0answers
25 views

Ubuntu hangs on boot [on hold]

After installation mount manger software, upon restarting ubuntu won't boot up . It hangs on boot splash screen and doesn't move further. I have duel boot running in this computer so, I can boot and ...
1
vote
2answers
3k views

Unable to set hostname for use within network

I am having a lot of trouble setting up a hostname for my home server for use within my home network. My home server is running Ubuntu 12.04 LTS and all packages are up to date. Management of this ...
3
votes
1answer
2k views

Can't connect to steam

I've just installed Steam on my computer, created a Steam account and tried clicking on the steam icon to load it. It gave me the following error and then shuts down: If I type steam in the ...
1
vote
1answer
199 views

Configure multiple interfaces with different hostnames using DHCP and DNS

I have a machine running Ubuntu 12.04 Server with two interfaces connected (eth0, eth1) to the network. Our network is set up so that a FreeBSD based DHCP server hands out leases and registers the ...
0
votes
3answers
38 views

Error “parted: invalid token: 1” When Using Parted To Format A Partition?

Screenshot: http://imgur.com/DQnhwG2    I'm trying to format an existing ext2 partition as ntfs (or any filesystem) using the mkfs command in Parted, but when I specify the partition to ...
1
vote
2answers
2k views

D-Link DWM-156 HSPA USB Modem doesn't work with SIM card inserted

I have a D-Link DWM-156 HSPA modem, that I bought just a few days ago. The modem has drivers in its internal storage. There are Debian packages (.deb) for both i386 and amd64, so obviously I installed ...
1
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2answers
42 views

forwarding web traffic through a vps running on Ubuntu in another country

I've got a vps in another country. And I'd like to forward all my web traffic through it. I know there are commercial options available in the market but I'd like to do it by myself for the sake of ...
0
votes
1answer
192 views

Xtightvnc: Ubuntu gnome-session-fallback: Fonts problem

I'm running a tightvnc server on Ubuntu 11.04 with a Gnome fallback session. Things seem to work fine except that when I try launching an application that needs xfonts-100dpi. All application menus ...
6
votes
2answers
424 views

Detection of USB Modem is unstable - how can I correct this?

I am using Huawei 3G USB Modem in Ubuntu 12.04 LTS on DELL Inspiron NS5520. I tried every possible solution but had no luck. Whenever my USB Modem disconnects, I can not re-connect it and then I have ...
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votes
1answer
48 views

How to create a custom Linux distribution? [on hold]

Can any one tell me the easiest way to create a system with live cd with installing function. Which can install backtrack all tools?? I need to create a custom boot animation and everything!
5
votes
1answer
61 views

Writing raw images safely to USB sticks

Trying lots of different linux, on all kinds of hardware I find my self typing commands like this quite often: sudo dd if=xubuntu-13.10-desktop-amd64.iso of=/dev/sdc bs=10240 Needless to say, ...
1
vote
1answer
226 views

Why doesn't docker container start at boot w/ upstart script on Ubuntu 12.04?

Using instructions for Docker auto-start on Linode VPS running Ubuntu 12.04 and Docker 0.8.1, the specified container does not start on reboot. Once booted, I am able to ~$ sudo start [service-name] ...
2
votes
1answer
2k views

What is the command or hotkey for stopping a running program in DrJava?

I installed DrJava about a week ago. Its been working fine so far but I ran into an infinite loop and wanted a way to stop the program from running without having to force DrJava to quit. Is there a ...
3
votes
1answer
321 views

Alt+tab key not working in NX client for linux

I am using NX clinet-3.5.0-7 version running on ubuntu 12.04. I am trying to use Alt+Tab key to switch between different terminals on my NX client but I am unable to do so. When ever I use Alt+Tab, it ...
11
votes
1answer
2k views

What happens in each step of the Linux kernel-building process?

I've read many tutorials about how to build custom kernels and boot Ubuntu using those kernels, and successfully followed the guides and booted custom kernels, but I have no understanding about what ...
2
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1answer
245 views

Weird issue with unmet dependencies when cloning package states from earlier installation on same machine

I've been doing the usual routine of saving the package selections and also marking the packages as auto or manual as outlined in the question and answer here: Restoring all data from backup of dpkg ...
0
votes
3answers
246 views

Directory appears as file?

So we copied some photos in a directory across to a NTFS partition last night, and they were viewable from ubuntu. Today the directory is not accessible from Windows, and when we booted back into ...
6
votes
1answer
1k views

Creating UFW rule to allow application to use dynamic ports

I am currently trying to get a Google Chromecast device to work through my Ubuntu 13.04 based computer. Currently, the Google Chrome extension shows "no devices found" as long as my UFW firewall is ...
1
vote
1answer
60 views

How to check for a folder inside a particular folder in shell script?

I am working on a shell script and python script as well. Python script is passing certain parameters to my shell script and then I am using those parameters in my shell script. Below is my shell ...
2
votes
1answer
30 views

Why does fstrim trim all of the free space on my mdraid mirror after a reboot? [duplicate]

I have a server with 2 SSDs: Model Family: Intel 520 Series SSDs Device Model: INTEL SSDSC2BW240A3F Firmware Version: 400i User Capacity: 240,057,409,536 bytes [240 GB] Sector Size: ...
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0answers
51 views

Ubuntu recognize my hard drive as “ FREE Disk ”

I'm newbie in Linux world but I'm a big fan of Ubuntu. I've bought a new laptop ( TOSHIBA C55D-A-13Q ) and it had Windows 8 64-bit pre-installed . I tried to install Ubuntu alongside it but it ...
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vote
2answers
936 views

Ubuntu Server: Already have LAMP installed, how do i install and set up Django?

Alright, so i've been struggling with installing and configuring Django for months now. I have reinstalled Ubuntu Server countless times because of my fails. I keep messing up some way every time. ...
2
votes
1answer
255 views

Low PPPoE speed in Linux (Ubuntu)

We have 2 PC with Ubuntu 12.04 and connect with 1000M/bit cable. We then start iperf on both PCs and get 900m/bit speed using the iftop tool. However, when we setup PPPoE server on the 1st PC, and ...
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votes
1answer
98 views

Difference between Ubuntu and Linux Mint

Can someone please tell me the differences between Ubuntu and Linux Mint ? I thought they were almost the same thing until I downloaded Ubuntu 13.10 versions of softwares for my Linux mint 16 ...
1
vote
1answer
12 views

How to stop many process like unicorn and sidekiq using single command in certain environment

I am using Ubuntu 12.04. I remotely access remotely EC2 instance, i will stop and start unicorn and sidekiq by following commands cap development unicorn:start cap development unicorn:stop cap ...
3
votes
1answer
229 views

Having trouble exporting FUSE via NFS

I've got a self-written FUSE file system I mount on my NFS server on mountpoint /export/example/mount. Then I export a parent directory of the FUSE via NFS. The /etc/exports contains the options ...
1
vote
1answer
201 views

Alternatives to Unity panel

Is there an alternative to Unity (top) panel that supports Mac style application menu integration? I'd like to have a Unity-like user experience on Debian.
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vote
4answers
1k views

Crontab not working

I'm trying execute a basic shutdown crontab to run M-F at 10PM. So I did the following: sudo crontab -e Once inside of the crontab I added the following line: 0 22 * * 1-5 shutdown now The job ...
3
votes
1answer
420 views

Noninteractive script running over ssh is interrupted as apt-get finishes

When I run the following non interactive script on Ubuntu Server 13.04 it's interrupted when lxc-docker package finishes installation. Script : ssh -o StrictHostKeychecking=no -t -t -i $CERT ...
3
votes
1answer
53 views

Can't enable TRIM on SSD

I can't enable TRIM on my newly-installed SSD. Ubuntu Server 12.04, Linux 3.11.0-15-generic. I turned TRIM on through discard setting in /etc/fstab. Also TRIM doesn't work with fstrim command. Here ...
3
votes
1answer
385 views

“Live” Processor hang under Ubuntu 11.10, how to diagnose/fix?

We recently upgraded to Ubuntu 11.10 on a virtual server. Since the upgrade, the server will periodically "hang" with processor use at zero (according to monitoring). Monit is still running and ...
0
votes
2answers
370 views

Linux Permissions vsftpd

I have mybb installed and running in /var/www/forums. I have two users part of the www group, logan and www-data. I have the recursive permissions of forums directory set to: chmod -R 755 forums ...
0
votes
0answers
14 views

How to use UPSTART feature of ubuntu to restart the python script but not as root?

I am running my Python script using upstart feature of Ubuntu so that if for whatever reason my Python script dies or gets killed, it can be restarted automatically and everything is working fine - ...
0
votes
1answer
466 views

Enable wifi monitor mode on Samsung Chromebook

I want to buy the Samsung Chromebook and use it with Ubuntu (12.10). I also want to play around with airmon-ng and thus want to use the wifi card in monitor mode. I didn't find any information if ...
3
votes
1answer
45 views

How to limit a user's RAM on Ubuntu? [duplicate]

I currently have a "friend" that has an account on my dedicated server which is running Ubuntu. Not getting into specifics, but he said he will use ~2gb max and he's using ~10gb. On to the question. ...
7
votes
4answers
6k views

Why is this python error message generated whenever I type a nonsense command?

Whenever I type any "nonsense" command, this python error message is generated. Normal commands work fine. Any idea how to debug this? $ somenonexistingcommand Traceback (most recent call last): ...
0
votes
1answer
29 views

Which Desktop Linux version can run decently on For P4 & 750MB Ram

I just installed Ubunta 13.10 on an old P4 with 750MB Ram, but the system is running too slow to be used for anything. I had XP running on it and worked fast enough to use, but I decided I wanted to ...
1
vote
1answer
247 views

Kernel freezes on loading ramdisk. How to find out what's wrong?

I'm using an Ubuntu Server (13.04) Minimal installation (with the Xubuntu Metapackage as a desktop environment, if that matters) on x86_64 on my Samsung notebook. I'm currently forced to use the ...
0
votes
1answer
1k views

Windows Remote Desktop login failed with Ubuntu Server 12.4

So, I have a server that I have RDC (Remote Desktop Connection) set up on, and I am looking at making it globally available on the internet so that I can access it from anywhere. I am currently in the ...
1
vote
2answers
38 views

ubuntu + how to install the patch command

Please advice how to install the patch command on Ubuntu Linux I download the following file , patch_2.6-2ubuntu1_amd64.deb ( from site - http://packages.ubuntu.com/lucid/patch ) But not clearly ...