Ubuntu is a free open source operating system based on the Debian GNU/Linux distribution. Consider using http://askubuntu.com/ to ask questions about it.

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ubuntu use proxy for whole network traffic

How to set ubuntu to use a proxy (socks 5) for whole applications traffic? I tried proxychains, but it only works for one app, not whole system. Something like Proxifier on Windows.
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1answer
18 views

How to configure phpmyadmin under Ubuntu

I've installed LAMP but when I put in apache.conf this line as is in instruction Include /etc/phpmyadmin/apache.conf and trying to restart apache I get follow error: ~$ sudo /etc/init.d/apache2 ...
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0answers
18 views

Online Drive Replacement: BTRFS with RAID 6

on a testing machine I installed four HDDs and they are configured as RAID6. For a test I removed one of the drives (/dev/sdk) while the volume was mounted and data was written to it. This worked ...
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1answer
18 views

How to upgrade vagrant to last version in ubuntu?

How to upgrade vagrant to last version in ubuntu? sudo apt-get update sudo apt-get install vagrant vagrant -v --> Vagrant 1.4 ?? Last version is 1.6.5
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16 views

Windows boot manager directly boots Windows 7 even though ubuntu is installed

I have a laptop with both win7 and ubuntu 14.4 installed. I had installed ubuntu via wubi and it was working fine for quite a few months. The windows boot manager showed both Windows 7 and Ubuntu. ...
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0answers
14 views

How to properly change SSH ports in Microsoft Azure?

I have a virtual machine on Azure—for testing, not a production server—based on Ubuntu 14.04 LTS. The default SSH port 22 is opened by default. I want to change it to 12131. I edited my SSH ...
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0answers
9 views

Domain name is not appearing in “work network”.Instead it displays “Network 9”

I have configured isc-dhcp-server and provided a domain name "anbu.com" along with the IP addresses and other details. My Windows 7 client got its IP address from the DHCP server. In the Network name, ...
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1answer
15 views

Windows Reset to erase Linux on dual boot machine

I have Ubuntu in dual boot laptop. I want to know if I can use the Windows reset that supposedly restores the computer to factory settings to delete that partition?
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0answers
5 views

Disabling PCIE_ASPM using UEFI without GRUB

I'm encountering issues with my wireless adapter (Intel AC7260) while running ElementaryOS Freya Beta 1. I've read that setting pcie_aspm=off has helped others before, and I would like to try this, ...
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2answers
13 views

Shrink volume past 3258MB

I am wondering how I can shrink my C: volume past 3258MB as I have a 1.79TB Harddrive with 1.57TB free, and I would like to install Ubuntu 14.04 alongside Windows 7 How can I go about doing this?
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8 views

How can I write a simple script for the Ubuntu terminal which turns off the screen for X seconds every Y minute?

I am quite tired of getting a headache when working with the screen for too long periods of time. That's why I want to test the following... How can I write a simple script for the Ubuntu terminal ...
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0answers
7 views

Can not view Ubuntu desktop on VNC viewer

I’m having problems on trying to connect to Ubuntu 14.04 via VNC from Windows. I’m able to establish the connection but VNC isn’t showing desktop icons. Futhermore, if I move the mouse on the VNC ...
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1answer
11 views

Ubuntu Server 14.04 LTS - GRUB fails to install on a VM

I'm trying to install and run Ubuntu Server 14.04.1 LTS on a VirtualBox for testing purposes. However, I can't even pass the installation process without errors, and it will fail to install the GRUB ...
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0answers
22 views

Renaming burned CDs

I'm stuck with a problem that would require a skill set a little farther than mine, I currently installed Ubuntu for the first time on a piece of hardware, but I didn't take in account that the ...
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1answer
7 views

how can I get ubuntu to boot with a specific setting

I was wondering how could I get ubuntu to keep this setting xrandr --output LVDS1 --off the issue is that every time I boot the computer i have to enter it again thanks :D I apologize for being ...
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1answer
19 views

Switching a VirtualBox Ubuntu Server VM from UEFI to BIOS

I have a virtual machine running in VirtualBox of Ubuntu Server 14.04.1 LTS x64. When I initially set it up, I configured the VM to use EFI instead of BIOS. But, it turns out VirtualBox's ...
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0answers
13 views

XEN HVM: GUI rendering artifacts on VNC

I'm facing a strange issue running Xubuntu (tried Ubuntu also, same problem with Unity, but no problem with Metacity) on Xen HVM while connecting to it via XEN's builtin VNC. Some parts of the user ...
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0answers
19 views

Pacmd dynamic range compression Ubuntu 14.04

I used the answer at the link below to successfully set Dynamic Range Compression on my Ubuntu media box running Ubuntu 14.04 (SteamOS session, so no Ubuntu desktop session available). Realtime sound ...
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1answer
19 views

How can I control specific traffic like UDP traffic with iptables on ubuntu?

If for example I would like to send just the UDP traffic to an IP-address, is it possible to do this with iptables ?
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1answer
9 views

Ubuntu 14 mouse single click registering/behaving as double click

Since I upgraded my Ubuntu box to 14, I was facing the issue that almost every time a folder, item, etc was single clicked, it fire a double click action. As you can imagine this was very annoying, ...
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3answers
45 views

What does this use of the echo shell command do?

I found echo -n $'\e]0;Hello World\a' in a shell script that's part of a code base I'm working on. What exactly does that do? It certainly doesn't echo anything visible. Note, I'm using Ubuntu ...
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0answers
29 views

troubles with PCI-E passthrough with qemu on ubuntu: pci-stub/bind says no such device

so im trying to bind my second radeon card to pci-stub, as per instructions for setting up GPU passthrough in here, but once i get to binding the card to pci-stub, it tells me it isnt there. this is ...
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1answer
24 views

No such file or directory when file exists

I have a file called bitcoind in /usr/bin/bitcoind: bitcoin@Titan:~$ ll /usr/bin | grep bitcoind -rwxr-xr-x 1 bitcoin bitcoin 7789600 Nov 25 10:39 bitcoind* However, I cannot execute it: ...
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0answers
4 views

Installed Zend Guard Loader, sites don't work anymore

Well I was getting "Zend Optimizer not installed" page for a wordpress site that I just transfered to a new server (is it possible the theme needs it?) installed it using this tutorial: ...
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1answer
14 views

Access first to GRUB in dual boot with WINDOWS 8

I've already install a dual-boot verison of ubuntu on my windows 8. When I launch my computer, I don't see the grub, it launch windows 8. During the launch of the computer I can press 'esc' so I get ...
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0answers
15 views

keeping file management smooth with NFS between two linux systems

I have my linux based NAS set up with NFS shares that are read only so my Ubuntu server can access certain files and folders. Now I need my Ubuntu server to be able to write to those NFS shares. The ...
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0answers
13 views

Trying to compile ralink (RT5370 chipset) driver; header files failing

I'm trying to compile the driver provided with a Ralink 5370 usb wifi adapter I bought, for Lubuntu 14.4.1 (32bit version). I'm running 3.16.0-24-generic kernel. The header file is giving a type ...
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0answers
9 views

Can I use clonezilla without overwritting my other image backups on the external drive?

I have an external HDD on which I store some files and my Windows 7 image (created by Windows itself). Now I'm trying to backup an image of my Ubuntu partition using Clonezilla on this HDD, but per ...
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1answer
39 views

Difference between shutting down and rebooting PC

I have windows (XP SP3 32-bit) and linux (Xubuntu TT 64-bit) both installed on my laptop (as a dualboot). Now each of the following behavior has been tested on my PC several times: When shutting ...
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1answer
35 views

Ubuntu nested bash shell

Thanks for any help. I'm helping configure a machine to log keystrokes using /usr/bin/script function. For each session, a log file is created that includes the POSIX time. $PS1 is changed to reflect ...
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0answers
10 views

Error only on VirtualBox - CDBOOT : Cannot boot from CD - code 5

Host OS : Ubuntu 14.04 LTS DVD : Windows 7 Virtualization software : Oracle VM VirtualBox Manager Problem Description: The DVD boots fine when I put it before the PC starts. However, it throws the ...
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3 views

how to migrate a ubuntu vmware image to azure

i am pretty new to azure - so any help is appreciated. I have the vmware images of 2 (once physical) servers. I would like to put them into my azure count an run them from there - is that possible ? ...
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1answer
37 views

Cannot ping a computer but can ssh, ftp, http, etc. to it

I have a small computer that I mainly use as a file server, web server, and just general purpose server computer. It is running Ubuntu Server 14.04.1 LTS. This computer is at my parents' home while ...
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0answers
17 views

ubuntu 14.04 cant connect to any development board through ethernet

i was trying to connect by intel galelio board to ubuntu 14.04 through ethernet but it is not getting connected. it shows "connecting" for some time (the networking symbol is blinking) and then it ...
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0answers
11 views

Routing some request through VPN with Tinc

maybe you could help me. What I need is that some request to certain host are passed through the VPN that I've created with Tinc. By example: Server B request test1.mywebsite.com -> Request go ...
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0answers
10 views

RAID configurations are resetted after reboot-Ubuntu Server

I have configured software RAID 1 in Ubuntu Server. I have created RAID 1 and now one of the Disk fails so I removed it. I had attached a new disk. Created partitions as same like /sda from fdisk. ...
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1answer
13 views

Docker login via ssh always asks for password

I a trying to create an Ubuntu image with an "ubuntu" user who can log into the container via ssh without using a password. It asks for a password when I try to log in. Here's the Dockerfile FROM ...
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0answers
8 views

Limit disk space in Ubuntu (VM)

I have installed an ubuntu VM on VMware Player and want to limit the usable diskspace to 10MB to test a particular project. I tried searching on the net but was not successful. Can anyone please help ...
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0answers
15 views

How to Ban an IP address automatically in ubuntu 12.04 when it sends specific packet to server?

I run a game server and someone is attacking with fake players. I want to ban him automatically in Ubuntu V P S. Any IPtables command or program that can accomplish this task? If it's not possible ...
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1answer
28 views

Cron won't run my root script

I am on Ubuntu 14.04 (using Digital Ocean) trying run a script as root. It's a script to check if a server is running and restart if it has crashed. The issue isn't the script, but crontab won't run ...
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0answers
26 views

What's wrong with this GRUB setup?

I have two hard disks. The first one contains both Windows and Ubuntu installations, but the first MBR boots to Windows and the second MBR boots, in theory, to Ubuntu. This worked fine until recently. ...
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0answers
26 views

How to get <arrow key down> to focus on first google hit?

At my school on a linux (Ubuntu) machine, if I google something and then press arrow key down, a cursor will show next to the first hit. I can then navigate down or up to select the link I want and ...
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0answers
28 views

Why does Windows 7 has higher disk usage than Ubuntu? [closed]

This is what I noticed from looking at the disk indicator light. This also happens right after an update to the OS. When windows 7 restarts after installing some security updates it continues to have ...
0
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1answer
23 views

how to setup openvpn services on servers behind firewall

I have a Ubuntu 12.04 server behind our department firewall, I could SSH login via domain name and port 8022, I tried setup openvpn services following guide: the Ubuntu 12.04 Server guide -- OpenVPN. ...
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1answer
13 views

Strange behavior when sudo -u

I'm trying to set up daily backups of my postgres database. To that end I've created a /home/backups directory, and inside it the /home/backups/postgres directory. The owner of /home/backups/postgres ...
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0answers
20 views

Courting Disaster with fakeRAID10 (Dual Boot Win7,Ubuntu14.10)

Over the past several weeks (!), I have been trying to set up a dual boot with Windows 7 Enterprise and Ubuntu Desktop 14.10. The motherboard is a Sabertooth x79, and I wanted to install everything ...
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1answer
24 views

Ethernet works on Ubuntu, not on Windows 8.1

I have pretty strange problem. I have dual boot of windows 8.1 & ubuntu. The thing is that ethernet perfectly works on Ubuntu, but won't work on Windows 8.1. All it says in Win is that is ...
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0answers
9 views

Options for daily non-RAID data mirroring?

I'm considering setting up a storage box with an SSD and I want resilience in the case of hardware failure of that SSD. (I expect the box to run Ubuntu 14.04.) I have three reasons to consider ...
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0answers
27 views

tunnel 6to4 via ssh [closed]

We need help to resolve a 6to4 SSH tunnel issue; we want to access a couple of servers which are on an IPv4 network from an IPv6 network (we don't have any plan to move those IPv$ servers server to ...
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2answers
38 views

to have an homogeneous environment for python and tools like PIP [on hold]

I have a learning group for pythong where people are coming with their machines but with differents OS (Windows, Mac Os, Linux). For Mac and Linux, it is quite easy as you can install programs like ...