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.

learn more… | top users | synonyms

0
votes
3answers
38 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 ...
0
votes
0answers
16 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 ...
1
vote
1answer
21 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: ...
0
votes
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: ...
0
votes
1answer
12 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 ...
0
votes
0answers
12 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 ...
0
votes
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 ...
0
votes
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 ...
0
votes
1answer
31 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 ...
0
votes
1answer
34 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 ...
0
votes
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 ...
0
votes
0answers
2 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 ? ...
0
votes
1answer
34 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 ...
0
votes
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 ...
0
votes
0answers
10 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 ...
1
vote
0answers
9 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. ...
0
votes
1answer
11 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 ...
0
votes
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 ...
0
votes
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 ...
0
votes
1answer
24 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 ...
0
votes
0answers
24 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. ...
0
votes
0answers
25 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 ...
0
votes
0answers
24 views

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

This is what I noticed from looking at the disk indicator light.
0
votes
1answer
22 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. ...
0
votes
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 ...
2
votes
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 ...
0
votes
1answer
23 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 ...
0
votes
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 ...
-1
votes
0answers
26 views

tunnel 6to4 via ssh [on hold]

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 ...
0
votes
2answers
35 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 ...
0
votes
0answers
7 views

Using Cygwin X as a screen/tmux-like fashion

I have the following environment: A laptop running Windows 7 that I connect/disconnect to my work network every day A desktop running Ubuntu 12.04 that's permanently connected to the work network ...
-1
votes
0answers
6 views

Add domain to VPS (DNS?) [migrated]

I have a VPS and some domains. I want to add one of my domains to the VPS. My VPS provider has send me his Nameservers like ns1.example.com and ns2.example.com and I changed these DNS records in my ...
0
votes
0answers
21 views

Can I limit the Downloading file size?

I have a LAN and a Ubuntu server as router. My question is, can I restrict and limit the downloading file size. So that my users cant download huge file sizes example: my users should not download ...
0
votes
1answer
45 views

https redirect to virtual host directory and http not working

System configuration ubuntu14.04 (64bit) XAMPP 1.8.3-5 Apache/2.4.10 (Unix) OpenSSL/1.0.1i PHP/5.5.15 mod_perl/2.0.8-dev Perl/v5.16.3 I have read on new features of apache 2.4 ...
0
votes
1answer
29 views

Ubuntu 14.04 32 bit lts stuck on splash screen when booted from usb in try ubuntu option

I downloaded ubuntu 14.04 32 bit lts and put it in a usb flash drive of 4 gb using linuxusb software. When i booted it from usb A menu appeared having options like try ubuntu Install ubuntu Memtest ...
0
votes
3answers
29 views

ubuntu 14.04.1 installer doesnt detect any partitions, even after fixparts corrected partition table

Trying to install 14.04 LTS alongside Windows 7 I have four partitions (2 windows partitions), a ext4 for the ubuntu install, and a remaining ntfs data partition As a follow up to Ubuntu 14.04 ...
0
votes
0answers
7 views

rEFInd loads to splash screen, no HDD activity

I've installed rEFInd manually on Windows as was described on the official guide. However, when I hit F12 as my computer boots up and select "rEFInd Boot Manager", it refuses to load it. Instead, it ...
0
votes
0answers
18 views

How to make folder always writeable by apache?

I want to make a folder always writeable by php. I changed the folder permission temprorarly to 777, but the content of the folder is uploaded by a ftp user, so every time I re run the script I get ...
1
vote
1answer
39 views

Ubuntu thinks I am in Lisbon, Portugal

I installed my first Ubuntu on my laptop last weekend. Whenever I look at the date it is off by several hours. My computer thinks I am in Lisbon, Portugal. How can I fix that?
1
vote
0answers
10 views

VirtualBox write-through drive not working on Ubuntu

I have a VirtualBox VM with Ubuntu installed on normal VDI, and I added another write-through VDI so that I could keep my code intact when I switch between different system snapshots which I use for ...
0
votes
1answer
23 views

Execute script on ipv6 prefix change

How can I execute a script or program whenever my (world-routeable) IPv6 prefix changes? If there is (currently) no easy way to do this, a pointer to the corresponding Posix system calls would be ...
1
vote
2answers
24 views

Virtualization enabled from host computer but disabled from guest virtualbox?

I have enabled virtualization on the BIOS and verified it by issuing this command from the host computer: I have ubuntu desktop 14.04 64 bit as host, virtualbox 4.3.10 and ubuntu server 14.04 64 bit ...
0
votes
1answer
18 views

Installing mysqld on Ubuntu 12 (LTS) non-interactively

I want to install MySQL server on Ubuntu 12.04 LTS non-interactively. For most packages, I just use the -y flag, which is described on the apt-get manpage as: Automatic yes to prompts; assume ...
2
votes
1answer
26 views

Solving Canon PIXMA MP190 E27 error

Suddenly our printer -- Canon PIXMA MP190 -- stopped working and it shows E27 (E ... 2 ... 7) error. From what I saw, this means Ink Absorber is Full. Most of search results recommend to put the ...
0
votes
0answers
8 views

How to export ubuntu system error?

A program running on my Ubuntu 14.04 desktop "has experienced an internal error". I get the system error dialog where I can "send an error report to help fix the problem". How do I export this bad ...
0
votes
1answer
19 views

Running an executable on a Windows volume under Ubuntu

I have a dual-boot Windows/Ubuntu system. I have a executable file generated from a c++ file in a folder on a Windows volume (which is accessible on Ubuntu) and would like to run it on Ubuntu. The ...
1
vote
0answers
15 views

Power LED keeps Blinking - Asus p52f Laptop

I am facing an issue since a long time. I own Asus p52f series laptop, it's 3 yrs old right now. 2 months back I had to change the laptop battery, since I couldn't find the original Asus laptop ...
0
votes
0answers
15 views

virtual box disconnects from network when “saving machine state”

I am using NAT and running VirtualBox 4.3.10 with Debian on a Kubuntu 14.10 host. In Network settings, I use the defaults: NAT PCnet-FAST III (Am79C973) Promiscuous Mode: Allow VMs cable ...
0
votes
1answer
14 views

Unable to mount X,X GB Volume

This issue occurs on x64 ubuntu 14. The volume is standard usb pendrive and an error look like this: Regards
0
votes
1answer
19 views

How to setting up rtl8187 on linux?

I have tried to install the realtek drivers for the ALFA AWUS036H with no results. Recently I read that the driver from realtek doesn't work. There is any way to use the internal driver that comes ...