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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0
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1answer
27 views

alsamixer not incrementing volume at proper interval

I am trying to use amixer to change the volume of the speaker on my computer at an incremental rate. The command below successfully changes the master volume of my speaker, but not at a consistant 5%. ...
0
votes
3answers
1k views

It's possible to make XTERM and Gnome-keyring work together?

When I'am connecting to ssh with gnome-terminal application opens gnome-keyring dialog, so I am entering password only once per session and I can reconnect to same ssh more than once without asking ...
7
votes
2answers
105 views

switching between shells, stops the music that is currently playing

While I was listening to music I changed the virtual console using Ctrl+Alt+F2, and suddenly the music was paused. Returning back to the console that runs the X server Ctrl+Alt+F7 or logging in to ...
2
votes
1answer
223 views

Block TTY echo to display

I have a minimal Ubuntu as a Linux server. It starts many scripts on startup. That is okay, but I want to disable tty1 to echo everything to display. When I start this server, a login prompt is ...
1
vote
1answer
309 views

slow disk I/O speed on NTFS partition

My Laptops internal 640 GB HDD ,WD Scorpio blue(WD6400BPVT). It has 5 partitions. 120 GB NTFS partition, primary, sda1 250 GB NTFS, extended, sda5 20 GB / (root), sda6 4 GB /swap, sda7 ~ 202 GB ...
0
votes
0answers
39 views

Advice Needed for Grub2 Rescue Prompt

When I boot my system, I receive the following Error Message on my screen: error: no such partition. Entering rescue mode... grub rescue> After seeing the error, I plugged in an external USB ...
1
vote
1answer
91 views

Package deb dependency problem

I am using CMake for my application named Agent. After configuring and generating binaryfiles, the application was compiled using the make command and Agent.exe was created in the build directory.Then ...
0
votes
2answers
92 views

Does kali distro not use /etc/environments file?

I appended a path to /etc/environments file and now it is like so: mindaugas@Kali:~$ cat /etc/environment | tr ":" "\n" PATH="/usr/local/sbin /usr/local/bin /usr/sbin /usr/bin /sbin /bin /sbin" I ...
0
votes
1answer
36 views

User-specific font problems in different applications

I have a font-problem with different applications under ubuntu 15.04 (KeePassX, Google Chrome, Pidgin, etc.). In the first picture you can see that the font of the window title is ubuntu but the items ...
1
vote
1answer
77 views

Automate to adding certificate for ca-certificate

I try to automate to adding a certificate on an Ubuntu server 14.04 with puppet or a one liner command. I added certificates manually with these commands : mkdir /usr/share/ca-certificates/extra cp ...
1
vote
2answers
2k views

Problem running Ubuntu on crouton after updating chromeos

I've been running Ubuntu 14.04 using Crouton on a Toshiba Chromebook 2 for several months. Today I exited Crouton and restarted my chromebook. After restarting and issuing sudo startxfce4 in the shell ...
2
votes
1answer
33 views

Backup ubuntu configurations and deploy them later

How to take a backup of configurations like theme settings, font size, Network Manager connections, Touchpad settings etc. of my current Ubuntu 14.04 installation ? I want to use them after ...
3
votes
2answers
11k views

“sudo service vsftpd” returns “Unknown job: vsftpd” [closed]

I installed vsftpd on ubuntu 14.04 and when I want to stop or restart vsftpd service this message showed and nothing happened in service status! root@ali-lap:/home/ali# service vsftpd restart stop: ...
1
vote
1answer
190 views

Booting encrypted disk kernel error: Cannot initialize device-mapper

I have Ubuntu 15.04 with a default full disk encryption installed on my chromebook Pixel with linux-samus kernel patch and everything is working fine. I've just tried compiling a newer version of the ...
1
vote
1answer
66 views

no able to install packages as wireshark

Since a month, I can not download package of Ubuntu Software 14.10 This is really annoying. I try to type the command : sudo apt-get update But I have this result: Ign http://extras.ubuntu.com ...
31
votes
4answers
96k views

SSH login with clear text password as a parameter? [duplicate]

I need to login to a user that I've created on a remote host running Ubuntu. I can't use an ssh key because the ssh login will happen from a bash script ran within a server that I won't have access to ...
5
votes
2answers
2k views

Is there any equivalent to the atempo ffmpeg audio filter but for avconv to speed up video(and audio)?

As noted here, we could speedup audio with ffmpeg using ffmpeg -i input.mkv -filter:a "atempo=2.0" -vn output.mkv But on Ubuntu, ffmpeg is replaced by avconv, and the atempo filter is not available ...
3
votes
1answer
63 views

See total bandwith a process has used

I am currently watching some process on my server and want to see how much bandwidth it has used in total since it has been started. I don't want to know its current usage, nor does nethogs / nload ...
0
votes
0answers
356 views

Ubuntu 15.04 Shutdown problem

When I Shutdown my Ubuntu 15.04 , sometimes instead of shutting down it keeps on showing animation of shutting down. I have installed gnome on my system.
3
votes
1answer
275 views

Can't format HDDs and install linux to Dell hybrid ultrabook

I've tried installing OpenSUSE 13.2, Debian 8/8.1 and Ubuntu 15.04 (all them amd64). Debian/Ubuntu won't show disks and OpenSUSE can't format the partitions created on them. During the install, ...
0
votes
0answers
74 views

rc.local isn't being executed on custom Ubuntu LiveCD image

I have unpacked an Ubuntu desktop live ISO and squashfs, added some simple commands to /etc/rc.local (touch a file in /tmp, wget a web page from a local server), but it seems that rc.local isn't ...
1
vote
1answer
934 views

How do I resize the active partition (in Ubuntu 15.04)?

When I first created this virtual server with VMWare it was 16G, but that has proven to be insufficient space. So I recently resized it with GParted to 32G using the Live CD. Judging by the results ...
2
votes
2answers
2k views

Automagically upgrade Ubuntu 10.10 32bit to 12.10 64bit

I'm looking for a little advice, I would like to do an upgrade preferably through the update manager from my current 10.10 32bit Ubuntu Box, to 12.04 64bit, can anyone think of anyway I could do this ...
0
votes
1answer
50 views

JAR file terminates unexpectedly without error

I have a JAR file that I'm running in a screen session using java -jar <myjarfile> and for some reason it stops running at unexpected times. I'm redirecting both the StdErr and StdOut to ...
1
vote
2answers
7k views

Virtualbox: Mount a shared folder in Guest FreeBSD from Host Ubuntu

I have Ubuntu 12.10 as Host OS and FreeBSD 9 as Guest OS in Virtualbox 4.1.18. I have Samba installed in both Ubuntu and FreeBSD and shared a few folders from virtualbox, also ticking the automount ...
0
votes
1answer
188 views

What commands can I use to debug or profile a slow DNS / internet connection?

I'm at an enterprise where there's generally a very fast internet connection, but every time I visit a web page, it takes a really long time. I tried profiling this in the browser, and the only thing ...
0
votes
1answer
113 views

difference between ubuntu and linux mint is only desktop?

I want to choose a distro to start. It'll probably be debian family. So I'm checking ubuntu and linux mint. People say the difference between ubuntu and linux mint is basically the default setup and ...
0
votes
0answers
34 views

upstart + telinit: is it really works?

I think about how to backup my ubuntu server, and I want try one possible solution using init levels. So I downloaded Ubuntu 14.04.2 LTS, install it on VirtualBox, and try: telinit 1 It warn about ...
5
votes
4answers
9k views

Creating mounting point

I am mounting an image, and just realized that I have to create the directory for mounting point first. The command mount won't mount to a non-existing directory. But I seem to remember in some ...
6
votes
1answer
3k views

Become operator on all channels ircd-hybrid

I have a problem with my ircd-hybrid server. I can only make myself operator in the status tab but not when I join channels. There is my operator tag in ircd.conf: operator { /* name: the name ...
-5
votes
1answer
61 views

How fork() is executed in logical operator? How many times “Hi” is printed ? How? [closed]

#include <stdio.h> #include <unistd.h> int main() { (fork() && fork()) || (fork() && fork()); printf("Hi...\n"); return 0; }
0
votes
0answers
63 views

HDMI non responsive after boot

I have a QNAP NAS-269G with Ubuntu 12.11 Server installed on it. When I plug a monitor to it via HDMI it shows the entire boot process. Then when the log in prompt should normally show the screen goes ...
2
votes
1answer
129 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 ...
0
votes
2answers
244 views

I can't connect to new router with same ssid that the older router

I have a problem with my wifi in Ubuntu (15.04). Recently, i have changed my wifi routers. Due to differents devices that was already configured, I have configured the new router with the same SSID ...
0
votes
1answer
180 views

Forward all traffic from Android to Ubuntu server running privoxy (iptables)

My university has installed a non-transparent restrictive proxy which allows only traffic through 80 and 443 ports. Currently, I have my android phone (Nexus running CM12.1) pointing to my Ubuntu ...
0
votes
2answers
395 views

Installing perl modules

I was trying to install a perl module Future::Utils on my Ubuntu machine but didn't find the exact command. I tried this command but it didn't work: sudo apt-get install libfuture-utils-perl I have ...
0
votes
1answer
478 views

Has anyone gotten deboostrap for jessie working from an Ubuntu host?

I am running Ubuntu 12.04, and trying to build an armhf Debian image for Jessie. I've done this before for Wheezy. The debootstap script doesn't seem to work if the target is Jessie however. Any ...
0
votes
1answer
894 views

How to resolve 'No protocol specified' for su user

I am trying to user an alternate user (non-admin) to execute graphical software on my system. This alternate user has been named and given a UID and GID to match a remote system user of the same name. ...
3
votes
3answers
14k views

How can I get Apache working (complains about logfiles) on Ubuntu after a distribution upgrade?

I upgraded from Raring to Saucy, and it says it can't open listening sockets: root@ip-10-250-42-219:/etc/apache2/sites-enabled# apache2ctl restart [Tue Oct 22 13:34:05.187996 2013] [core:warn] [pid ...
7
votes
1answer
3k views

userns container fails to start, how to track down the reason?

When creating a userns (unprivileged) LXC container on Ubuntu 14.04 with the following command line: lxc-create -n test1 -t download -- -d $(lsb_release -si|tr 'A-Z' 'a-z') -r $(lsb_release -sc) -a ...
1
vote
0answers
121 views

Wifi keep on disconnecting on Ubuntu

I am using ubuntu. wifi works great on my laptop. I am facing problem with one particular wifi router (I think Airtel Binatone) installed in my company premises, Here are some logs 1) sudo iwlist ...
1
vote
1answer
136 views

zpool import can't import an online pool

I rebooted my Ubuntu 15.04 server and found that my ZFS pool did not import. I'm puzzled as to why this is happening. Here is the output. root@ubuntuserver:/# zpool import pool: store1 id: ...
2
votes
0answers
190 views

Error “Can't assign requested address” when ssh-ing to remote server

On ubuntu 14.04 I have installed openssh, changed the ssh port. I can login within LAN with no problems, but I cannot access it from outside. I also have: allowed it though firewall and set up port ...
7
votes
2answers
4k views

Fritz WLAN USB stick - Xlib/Xfree86 dev packages for installing Wine

I have installed Ubuntu 10.4 and want to install the driver for my Fritz WLAN USB stick according to http://wiki.ubuntuusers.de/fritz!wlan_usb_stick (German site... sorry). Now I am trying to install ...
1
vote
1answer
64 views

running command before shtudown doesn't seem to work

I've created an ubuntu server kiosk based on some guide that I've found and I'm trying to stop the kiosk before the shutdown. The kiosk is being started automatically or manually with the command sudo ...
4
votes
1answer
122 views

My Linux certifiction book talks about rcatd but I don't have it

My Linux certification book talks about using rcatd commands. When I try rcatd status I get command not recognized When I try rcatd start I get command not recognized sudo apt-get install rcatd gave ...
0
votes
0answers
66 views

Microphone not working

My microphone is not working. I'm using front panel for it. Headphones are working fine. I tried several things and none worked. I'm using Ubuntu 14.04 LTS.
1
vote
1answer
57 views

install date time picker on ubuntu server [closed]

I've recently created a kiosk which uses openbox and xorg in order to be able to show the browser. Is there also a way that I can run some command in the server and it will open a graphical date and ...
0
votes
0answers
34 views

Can I create universal recovery usb by separating partition?

I installed super grub2 disk and partitioned my usb as Model: SanDisk Cruzer Blade (scsi) Disk /dev/sdc: 16.0GB Sector size (logical/physical): 512B/512B Partition Table: gpt Number Start End ...