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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GRUB-EFI installation fails while installing Kali Linux in external hard disk

I was trying to install Kali Linux from a live USB to an 1TB external hard disk. At first I was unable to boot the live USB with my H2O Insyde BIOS. Then I converted my pen drive partition table to ...
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1answer
37 views

How to configure partitions for installing Ubuntu in parallel to Windows?

My hard drive has 3 partitions (+1 with the windows bootloader). Windows is installed on C, some personal data is on D and my E partition is completely empty and (ntfs) formatted. I want to install ...
3
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2answers
609 views

Jingle CLI client / Jitsi replacement / VOIP

I am looking for a Jingle client for the command line. Currently, I use Jitsi, but my dreams of not needing the GUI for more than just web-browsing are not realized due to my reliance on this ...
1
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1answer
25 views

Samba does not show symlinks

I am using samba under ubuntu 14.04 and I try to share a folder which includes a symlink to a directory that lies on an external drive. If I access the samba share from other devices (like android ...
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1answer
985 views

Adding multiple user with shell script on Ubuntu [closed]

Can someone help me in providing me the shell script for creating multiple users on Ubuntu. Password needs to be different for each user. Thanks in advance
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0answers
84 views

Packets drops seen in physical interface while using kvm bridge

In ubuntu kvm hypervisor we are seeing packet drops in the physical interfaces once we create the bridge. Below is the output of ifconfig, br1 Link encap:Ethernet HWaddr xx:xx:xx:xx:xx:xx ...
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1answer
837 views

Can't get grub to boot windows 7 partition. “error: invalid EFI file path”

I have an "HP pavilion 7008tx dv7" laptop. It came bundled with Windows 7 and has two 1TB HHD and an 32G SSD. Here is the output form "sudo parted -l": Model: ATA TOSHIBA MQ01ABD1 (scsi) Disk ...
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0answers
20 views

How to configure Ubuntu 12.04 VM to use physical serial port on host

I am trying to configure a Ubuntu 12.04 VM to use a physical serial port on the host. When configuring the serial port in vSphere, I am presented with two options – uart0 and uart1. From what I can ...
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1answer
39 views

how to build uuid ossp for postgres on ubuntu 14 installing openbravo

I am facing a problem while executing the ant install.source command. SQL is working fine it's just a single error that I am facing: **> SQL Command failed with: ERROR: could not access file > ...
2
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1answer
293 views

Installing MongoDB in Ubuntu LXC Container. Fails with 'invoke-rc.d: initscript mongod, action “start” failed.'

I can't manage to install mongodb in a Ubuntu LXC container. I've set-up the Ubuntu 14.10 host by following these instructions: https://linuxcontainers.org/lxc/getting-started/ lxc-create --version ...
0
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1answer
1k views

Start application as root at boot time on Ubuntu 14.04

I'm working in Ubuntu 14.04 I have an C++ application which I have compiled. I get the executable which name is "program". Well the thing is that this program use opencv and sockets then if I try to ...
2
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1answer
59 views

status, killproc commands in Ubuntu

I am trying to migrate an init.d script from centos 6.6 server to ubuntu 14.04. Centos machine start, status, stop commands are, daemon --pidfile=/path/to/pidfile /path/to/daemon/script status -p ...
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3answers
2k views

cannot mount .img file - “not a directory” error

I try to execute the following command on an ubuntu 12.04 system: sudo mount minix203.img -o loop -t minix /mnt/myminix/ in order to mount an .img file with minix partition; and get the following ...
0
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1answer
913 views

Ubuntu 12.04 32 bit is slow on Virtual machine

I have installed Ubuntu 12.04 32 bit os on my Virtual machine. I have allocated 2GB ram to it. But the VM is running very slow, and left side taskbar is not visible. When I place my cursor on the ...
3
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1answer
778 views

BCache and disk encryption

I recently bought a new laptop with a 16Gb mSATA SSD cache drive. I haven't used that one yet. I have, however, opted for Ubuntu 13.04 with "Full Disk Encryption" for the main partition (is that ...
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0answers
20 views

Metasploit target reverse connection

well, I found many tutorials on how to open a meterpreter session on devices. But this devices must be on the same network of the computer from I launch the attack (because the lhost often looks like ...
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3answers
4k views

l, ls & la — what are the differences, and are there more of these commands?

So, through typing several commands I've found that there's not only ls, but l and la too. There doesn't appear to be any man entries on Ubuntu 12.14. They all appear to do similar things with minor ...
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1answer
71 views

Set user-wide network proxy settings on Ubuntu (without restart)

Is there any reliable way to set proxy settings user-wide for all traffic on Ubuntu? As far I'm using {http|https|ftp}_proxy variables in /home/$USER/.bashrc which is nice but there's some issues: ...
9
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3answers
18k views

Ubuntu Server Continuously “goes to sleep”

I am running a web server at home using Ubuntu 11.4 (maybe? I can't 100% recall) on an older AMD 2400+ desktop with 1 or 2 GB of RAM. Sorry I can't recall the details 100%. Anyway, I have a KVM ...
0
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0answers
12 views

Issue in updating ubuntu Client with spacewalk server v2.3

I am facing issue while updating ubuntu client from spacewalk UI. Update Status code completed with '0' but still packages not installed on the OS. when checking the log there is also no error. Env ...
2
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1answer
53 views

What happens step by step when using “rm -rf directory”? [duplicate]

Let's assume that I have 150 GB of data in a directory and I have accidentally run this command for a directory. Suddenly I realised, I should not put "/" in the beginning of directory and I ...
2
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2answers
96 views

Why gnustep-config outputs nothing for any parameter?

Regardless of what I run: gnustep-config --debug-flags gnustep-config --objc-flags gnustep-config --base-libs It outputs nothing. How would I debug this? PS: the OS details: Ubuntu 12.04.2 LTS, ...
2
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1answer
15 views

Copy initramfs to a specific place after build?

I've been hacking on a Raspberry Pi with an Ubuntu 15.04 image. Since I've got an encrypted boot setup, I need to generate an initramfs.gz image in the first partition of the filesystem, which is the ...
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0answers
21 views

not Booting a newly linux kernel inux-2.6.32.65.tar problem

when i give reboot command kernel not booting screen showing.. i uploaded this pic here , and caps lock key blanking
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1answer
134 views

Elementary OS: Accidentally installed Ubuntu Login Screen

When I restarted my Elementary OS Laptop today I was shocked, because I was on an Ubuntu-styled glitching Login Screen. I guess I accidentally installed it, by trying to get ubuntu-tweak-tools on my ...
3
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2answers
374 views

ecryptfs mounted via command line, what do I need to backup?

I asked this question on the ecryptfs launchpad, but it expired there without answer. https://answers.launchpad.net/ubuntu/+source/ecryptfs-utils/+question/235226 It might be trivial, but I really ...
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7answers
7k views

Force directory to always be in cache

I've been testing out different methods to improve the time it takes to compile my entire c++ project. Currently it takes ~5 minutes. I experimented with distcc, ccache, and others. Recently, I ...
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2answers
2k views

What driver is being used by a wireless usb adapter?

I've installed Linux Mint 16 on a netbook that I'm trying to pump more life into. I'm currently stuck with configuring the wireless as the computer uses a USB wireless adapter (rt5370 from Ralink) due ...
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0answers
40 views

How do I persistently set the MTU for a PPTP VPN connection in Ubuntu?

I have a M$-based VPN connection that I connect to every so often. After connecting to the VPN server, I need to run sudo ifconfig ppp0 mtu 1200, So that I can log on to the server, or else ssh client ...
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0answers
34 views

Fatal error in MPI (rank 1 PID 13862)

I am running a program in a server with Ubuntu 3.16 that requires to specify the number of node and cpus per node to be used. It runs with mpirun. Some details about the server first: Architecture: ...
2
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1answer
109 views

'Docker' File System - Compatibility with Symbolic Links

The question is marked in bold if you wish to skip the explanation of our situation. I work as a developer for a server network. We deploy multiple instances of our servers. we have 5 types of server ...
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2answers
856 views

Installed Linux, now Windows doesn't boot anymore

I had a working Windows 8.1 which I used regularly. Today I needed Linux, so I chose Ubuntu and installed it from a bootable flash drive alongside Windows. Everything worked well, I could choose which ...
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0answers
152 views

Java process gets killed frequently by OOM - Killer on upgraded hardware

I am running solr on an Ubuntu server along with 4 other java processes. Current index size is 30 GB. My solr process gets killed frequently in few hours. It clearly mentions that its an OOM killer. I ...
0
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0answers
19 views

efivars error while restoring image from CloneZilla

I am trying to restore a ubuntu image from a disk which was cloned using cloneZilla. While performing restoreparts I am getting the following error: Directory /sys/firmware/efi/efivars NOT found". ...
1
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1answer
124 views

How to switch esc and caps lock using gsettings/gconftool-2 in ubuntu 14.04?

There is an option for this in the preferences dialog, but I am looking for a way to do it in the commandline so that all these configurations can be automated. I want to avoid xmodmap, because most ...
0
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1answer
50 views

Setting LD_LIBRARY_PATH

I am trying to run a program in a server with Linux Ubuntu 3.16.0-31-generic and it gives me the following error: error while loading shared libraries: libmpich.so.3: cannot open shared object ...
0
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0answers
23 views

Problems launching Ubuntu from rEFInd on Yosemite

Firstly apologies if this should be posted on a mac stack exchange group. Ive been running Ubuntu on my macbook pro for a while now and not had too many issues, recently however I have hit a wall. I ...
2
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1answer
734 views

xorg.conf XkbOption ignored for terminate:ctrl_alt_bksp to restart X

I want Ctrl+Alt+Bksp to restart X, so I created an xorg.conf rule: /usr/share/X11/xorg.conf.d/53-zap.conf: Section "ServerFlags" Option "DontZap" "false" EndSection Section "InputClass" ...
5
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3answers
2k views

Change default search name

My Ubuntu12 server VM is receiving its IP address from an DHCP server (actually my WLAN router called Fritz Box). Hence all domain names are resolved to machinename.fritz.box. The reason seems to be ...
1
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1answer
27 views

KODi and terminal are not reacting to all buttons from remote control (rc_core)

I have bought a NUC5i5RYH, which has an integrated IR-receiver. I've installed Ubuntu 15.04 which comes with rc_core automatically activated. ir-keytable -t works fine and shows ALL keys from my ...
0
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2answers
2k views

How can I add an external CD/DVD writer ?

I want to add an external CD/DVD writer to my Ubuntu 14.04 system (System 76 Ratel): the writers in my local electronics store have USB interfaces, and the drives are advertised as windows and mac ...
2
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0answers
44 views

Sound Problem in ubuntu startup

When Ubuntu boots first time, no sound comes out of speakers. But when I insert any headphone the sound is OK. also when I insert headphone first time and eject it from laptop then sound comes fine ...
0
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0answers
27 views

Install quickBooks in a server Ubuntu 14 64bits (I have the fedora instructions)

Hi I try to install qb in a server ubuntu 14 64 bits, all the system is for fedora. the steps I make: dowload the package qbdbm_25.0.i386.rpm installer, (don't exist 64bits) add 32 bits ...
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4answers
30k views

How can I update to a newer version of Git using apt-get?

I've just set up a new machine with Ubuntu Oneiric 11.10 and then run apt-get update apt-get upgrade apt-get install git Now if I run git --version it tells me I have git version 1.7.5.4 but on my ...
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3answers
8k views

Set up Grub2 to boot Freebsd using either Ubuntu tools or LiveUSB to find what partitions?

I currently have Windows7 and Ubuntu 11.04 (Natty) installed on my computer. I also made a FreeBSD liveUSB (or installer, not sure; just dded their .img to the USB stick) and installed it without ...
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2answers
2k views

Live USB repeatedly gives error 'Failed to load ldlinux.c32'

I'm trying to put Ubuntu on my desktop. Right now, it and my laptop are running Manjaro 3.18. I've been using Unetbootin to create the live USB on my laptop. I've tried several different versions of ...
3
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4answers
29k views

Ubuntu: How to configure DNS servers in /etc/network/interfaces correctly for resolvconf?

All examples I have seen of configurations (/etc/network/interfaces) showed that you configure an interface and then underneath that gave the dns-* lines such as: auto eth0 iface eth0 inet static ...
0
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1answer
30 views

ignore failing, non-OS drives?

Context: Remotely located machine with desktop ubuntu 12.04, 2 data drives, 1 OS drive, all specified in /etc/fstab. Issue: During boot one SATA data drive does not respond, and machine will not ...
0
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1answer
71 views

How to start 2FA-using OpenVPN with systemd?

I have openvpn config that users 2 factor authentication. If I start it manually, by running: /usr/sbin/openvpn --writepid /run/whatever --cd /etc/openvpn/ --config /etc/openvpn/work.conf it asks ...
1
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1answer
33 views

Access Macintosh HD from Ubuntu - Permission denied

I've followed this instructions and now I'm able to access my Machintosh HD from Ubuntu, the problem is that I can't access the folder I need (example Desktop), it say that I haven't enough ...