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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+50

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 ...
4
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151 views

Rsnapshot destination full - how to safely rerun?

I ran my Rsnapshot backup today but my external drive became full half-way through the incremental backup (I have about 20 incremental backups now). "rsync: write failed on "": No space left on ...
3
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71 views

Gnome Shell Integration in Chrome not working

Just upgraded to Ubuntu 14.04, which seems to also make a full reinstall of Chromium (as all my plugins were removed). Now, trying to access https://extensions.gnome.org/ to enable Gnome Shell ...
3
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25 views

Apparmor cp -al

I am attempting to setup a Apparmor profile for rsnapshot. When I run in complain mode I get no errors. When I enable to the profile, I still get no apparmor errors, but rsnapshot itself is broke. ...
3
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0answers
60 views

Tool to create recipe to preseed partitioning

I want to preseed an Ubuntu 12.04 installer using a custom partitioning recipe. My disk layout is reasonably complex, and so is the recipe syntax itself. Hand-crafting such a recipe seems tedious and ...
3
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0answers
113 views

What happens if I delete dmraid?

I am new to Linux and am trying to install Ubuntu 12.04.3 LTS from a live-USB and have it run alongside my Windows 7 installation. On the installation screen for Ubuntu, at the partition page, I get ...
3
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302 views

Compiling and running Snapper for Ubuntu

I am trying to get snapper working in my Mint 14. (The version from launchpad is old and not compatible with Ubuntu 12.10. The OpenSuSe's build project failed to build it, too). So I try my luck with ...
3
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0answers
138 views

Exynos 5 DVFS or turning off cores in Ubuntu - Scaling frequency for one of the cores only (dual core) (cpufreq)

I was wondering if there is possible to scale only one of the cpu cores in the A15 in Exynos 5 ? I have tried using e.g cpufreq-set -c 1 -f 500MHz, but both cores are set to the same frequency. When ...
3
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245 views

Connect to a VPN from a Linux Virtual Machine

I am running an Ubuntu distro inside a VMWare virtual machine with a bridged connection on a Windows 7 host. What I am trying to do is to have the virtual machine connect to a VPN, but I'm not having ...
3
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0answers
304 views

8-bit input in gnome-terminal

I'm trying to switch from xterm to gnome-terminal but having trouble with alt keys. I have already disabled menu access keys, but I still need 8-bit inputs. In xterm I can set 8-bit inputs in ...
3
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0answers
370 views

Using Creative Sound Blaster on Ubuntu Server

I just got a Creative Sound Blaster for playing audio wirelessly. I connected it to a virtual version of Ubuntu desktop and just had to go into the sound settings and switch it to the USB and the ...
3
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0answers
1k views

Does BCM4312 802.11 b/g LP-PHYnetwork controller support hostap ?

I have been trying to get my Ubuntu 11.10 laptop to make an access point to connect my blackberry playbook . hostapd gave error Configuration file: ./hostapd-minimal.conf nl80211: 'nl80211' ...
3
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0answers
511 views

Slow system after running a KDE GUI application from a Debian Squeeze chroot

I have a PC with Ubuntu 11.04 and a Debian Squeeze chroot installed in it. As soon as I start any KDE application from within chroot (and installed there), e.g. Kompare for viewing git diff output, ...
3
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0answers
557 views

Pinguy OS 11.04 WiFi and Wired Networking is not working

I was attempting to install Pinguy OS from a YUMI created USB thumb drive, with the computer wired to my router. The internet, however, was not working. After the install, it still is not working. ...
2
votes
0answers
22 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 ...
2
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0answers
89 views
+100

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 ...
2
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0answers
89 views

How do I switch to Linux (Ubuntu) on Chromebook?

For reference, the Chromebook model is SNOW FREMONT A-E 0878 I used Crouton to install Ubuntu on my Chromebook. In doing so, I had my computer in developer mode and wasn't able to save anything that ...
2
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0answers
59 views

What is the xcalib -screen number for the VGA monitor when the other monitor is HDMI

I must use a VGA-to-DVI cable and a HDMI cable to run two monitors. I'm trying to invert the colors on both monitors but I can only invert one of them: $ xcalib -invert -alter -s 0 #works $ xcalib ...
2
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249 views

Touchpad not recognized on linux (ASUS R751LB)

I have just bought a brand new laptop. Unfortunately, touchpad doesn't work on any linux distribution (tried mint Ubuntu 12.04, Ubuntu 14.04, Mint 14, Mint 16, also Mint 16 with recent 3.13.5 kernel). ...
2
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0answers
53 views

Vagrant-lxc container not starting

Firstly I'd like to say that I'm new to LXC and I may have some problems getting the right idea of how the things should work. The thing is I'm trying to start a previously download vagrant-lxc box ...
2
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0answers
71 views

How can I crop a 1920x1200 monitor to 1920x1080?

I have just purchased a 1920x1200 monitor, and have some situations where I want to force the output to the more common 1920x1080. However, I don't want to distort the output, and would prefer a ...
2
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0answers
265 views

Running F.lux (Flux) or Redshift with Multiple Monitors with Nvidia Optimus

I have tried installing F.lux and then Redshift, and configured them to run on multiple monitors with no success. I wonder if my setup, which includes Nvidia Optimus setup using Bumblebee could be the ...
2
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0answers
51 views

How to configure external USB touchpad for a laptop

I have a laptop that, obviously, comes with a touchpad and a keyboard. However, I have an USB keyboard with integrated touchpad that better suits my needs. I use Ubuntu 13.10 and I cannot find how to ...
2
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23 views

What is needed for USB a device to appear under Sound in Ubuntu control panel?

I have a device that combines two audio interfaces and one HID interface. It enumerates correctly, as lsusb -D shows. Also, a trace with wireshark shows no errors - all descriptors are exchanged ...
2
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0answers
88 views

How to access Win7 on a dual boot machine?

I've been dual booting Win7 and Ubuntu for about 4 months and I got on it today to change the default boot on grub, because my girlfriend kept getting locked out when it reboots and, by default, goes ...
2
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0answers
145 views

Battery issues on a Lenovo Ideapad Z460 running Ubuntu 13.10

I've been using Ubuntu 13.10 on my Lenovo for more than 5 months without a problem. Yesterday I disconnected the AC adapter to take the laptop with me to the couch and it simply shut down. So I ...
2
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0answers
57 views

VPS freezes every few days (rcu_sched_state detected stall on CPU x)

Background: I have an Ubuntu 12.04 (64bit) in Xen virtualization environment. 1 GB RAM, 1 processor. Every few days I get the following error message: rcu_sched_state detected stall on cpu 0 ...
2
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0answers
34 views

How to add EBCDIC support on debian/ubuntu

I have to add EBCSIC text support to deal with IBM OS text messages. I have succesfuly added EBCDIC support to a CentOS box by adding lang and encoding to /etc/i18n/sysconfig. I searched in the docs ...
2
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0answers
43 views

Awesome WM loads personal rc.lua but then overwrites with system settings

I just started playing with awesome-wm. Sometimes, when I reload my config, the settings hold. Other times, I can see some settings take for a second, but then are overridden by the defaults. I ...
2
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0answers
59 views

What is the best way to emulate keybord shortcuts with touchpad gestures?

On my lenovo 0410 I am using an ubuntu derivate called elementary OS. You can press super+W to show your current windows like on most other ubuntu derivates. I would like to use this feature with a ...
2
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0answers
90 views

Unmount external drive with LVM2 Physical Volume on it

I've got my Ubuntu 13.04 install backed up to my external hard drive using deja-dup. I formatted the drive with lvm so I could use the rest of the drive for external storage while having the resize ...
2
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0answers
63 views

Is it possible to import vmail folder from old iRedMail to new iRedMail installation?

Basically, what I did: Copied vmail folder to my local machine. Reinstalled my VPS. Installed iRedMail again. Created same users on the same domain. Question is - can I somehow copy over my old ...
2
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0answers
220 views

exit code of grep in trap where the script is launched by upstart service

recently I encountered a problem in ubuntu upstart and trap in bash shell. I use ubuntu 12.04 the upstart script(/etc/init/player.conf) is: start on (local-filesystems and runlevel [2345]) stop on ...
2
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0answers
267 views

Webmin alternative that installs & runs on the client machine & communicate via SSH

Are there any Webmin alternatives that don't consume server resources but instead install on client machine & communicate via SSH client. So effectively all the actions made on that GUI are ...
2
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0answers
170 views

Possible to limit number of cups printers?

The way I have configured CUPS on my workstation is by echo 'CUPS_SERVER=cups.example.com' >> ~/.profile echo 'export CUPS_SERVER' >> ~/.profile When I open the print menu in any ...
2
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0answers
58 views

How to specify a daemon shutdown command with upstart?

In an upstart configuration how do I define what command should be used to shutdown a server. Lets say I have daemon that has two seperate processes. startup.sh - to start the server shutdown.sh ...
2
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0answers
125 views

non-smooth fonts in Fedora's gnome

I don't know is that only my problem or not but I have a little eyestrain when using Fedora (19) with Gnome 3(.8) compared to Ubuntu, Linux mint or Windows. Maybe the problem is caused by font ...
2
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0answers
1k views

Permission denied when Ubuntu is attempting to mount to a remote Windows share folder

Fellow guys, I encountered the error when I's mounting my Ubuntu server to a remote Windows share folder, the following is the error on terminal after I typed command line 'mount -a': mount ...
2
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0answers
79 views

Ubuntu : puppet f5 device config : Partition '' doesn't exist

This is a Puppet question that I've posted on the PuppetLabs forums with no response. I'm also posting here because I'm hoping that with a wider audience I might find someone knowledgeable re Puppet ...
2
votes
0answers
51 views

How to use Gnome's extensions

I have been trying to install some Gnome extensions from the site https://extensions.gnome.org. I get the dialogue asking if I want to install, but after I select yes, it fails silently. This is the ...
2
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0answers
147 views

Please enter PIN (Ubuntu, Desktop, 3G Modem) turn off

Upon having booted to my Ubuntu on my notebook which has an internal dial-up device for 3G network, which I don't use anymore, Ubuntu asks for my PIN for the sim card. How can I disable this pin ...
2
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0answers
136 views

Install man pages in directory with update-alternatives

Using update-alternatives(8) on a Debian system it is possible to add man pages as slaves under some master alternative. For example, the following command installs an alternative man page tclsh.1 ...
2
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0answers
597 views

Ubuntu : after upgrade, wire network is unstable

Yesterday I have upgraded to Ubuntu 13.04. After I upgrade, I have a serious problem with network (I use wire network): my network is unstable. After a short time using it, it often disconnects. It ...
2
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0answers
70 views

What does apt need to be healed of a bad setup?

I made a couple of earlier posts regarding a libssl-dev that, it seemed, was not removable. Some of the replies touched on that there was a problem with apt, and now that someone posted the command to ...
2
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0answers
85 views

Use dedicated per-user log file for cron and?

On Ubuntu 12.04 how can I configure cron to log to a particular file when it runs jobs as a particular user? I am interested in redirecting both the messages that go into auth.log and those going into ...
2
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0answers
103 views

To what extent does LXC manage configuring the network interface in a container?

In the LXC config file we can specify an IP address for a container: lxc.network.type=veth lxc.network.link=br0 lxc.network.ipv4 = 10.1.0.35/16 lxc.network.flags=up lxc.network.hwaddr= ...
2
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0answers
336 views

Error: invalid arch independent ELF magic, while loading a VirtualBox machine with Ubuntu Tinyos

I've created a virtual machine with Ubuntu (having TinyOS). The problem arises when I start the machine. I immediately get a black screen with written: GRUB loading. error: invalid arch independent ...
2
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0answers
428 views

ping receives no packets, but tcpdump can see them coming in

I'm migrating an old Ubuntu OpenVZ instance (Jaunty) to a new CentOS 6.3 host (using vzdump/vzrestore). Now networking does not work properly. Facts: It works just fine if a setup a new OpenVZ ...
2
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0answers
78 views

Ubuntu 10.04 LTS hangs at 43% of preparing to partition raid 1drives

I have set up hardware raid 1 with two SAS drives using the Adptec 6405E controller. I am having a problem when installing Ubuntu 10.04 LTS as it hangs at 43 % when partitioning disk drives. So far ...
2
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0answers
332 views

Can /mnt/hgfs/'shared folder' be used as apache root?

I have an Ubuntu Server (12.04) running on my development machine. It is in a VM. I have succeeded with the task of setting up Apache2, MySQL, and PHP. I can access the server from my host browser ...