Tagged Questions

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.

learn more… | top users | synonyms (1)

0
votes
0answers
16 views

Mismatch of IP Address in our linux machines?

I have few Ubuntu machines in which I have our app servers running which is trying to connect to another set of RHEL machines in which I have our Cassandra cluster running. Now as I said, my app ...
1
vote
1answer
32 views

Ubuntu runuser command?

I am creating a bash script that requires to run commands as a specific user. As a result I am using the command: runuser I have tested this script and it works perfectly in Ubuntu Server 14.10. ...
1
vote
1answer
24 views

Creating users with groups in Ubuntu Server? [on hold]

Typically when I create a new user in CentOS / Redhat with the command: useradd user The permissions that it is assigned to the user typically works fine. I believe everything is restricted to its ...
3
votes
1answer
48 views

Ubuntu user disappeared from machine

Unsolved mystery - I was given a coworker's Ubuntu 12.04.1 LTS machine and set up my own (sudo/admin) user on there from the command line. I switched to my user (from his sudo/admin user) and ...
2
votes
1answer
20 views

number of open files configuration not operational

Addressing an error of Too many open files I was attempting to follow the suggestions here Although /etc/sysctl.conf fs.file-max = 70000 vm.swappiness = 10 and /etc/security/limits.conf nginx ...
1
vote
1answer
27 views

Accidentally deleted /bin/su

I was working in /bin on my Ubuntu system and ended up deleting su via a typing error while trying to do other editing. So now I have no way of swapping back and forth between users and root. I have ...
0
votes
0answers
22 views
+100

Cannot connect PC and Android through bluetooth

I want to create a simple client/server app using bluetooth. I want to use an android as client and a Linux Mint 17 Cinnamon 64 bit as server. I found and adapted this script : import os import ...
0
votes
0answers
24 views

How do I get the wallpaper to fit the width of my dual monitor setup in ubuntu?

The wallpaper I'm using doesn't fit the exact dimensions of my monitors combined, so when I set the wallpaper option to span I get black bars on the far right and left with the image centered in the ...
0
votes
0answers
14 views

Triple-boot on Windows 7 machine with manual partition table, how to proceed?

I have a Dell Latitude E5440 laptop with Windows 7 64-bit Professional pre-installed on it. My aim is to have Fedora 20 64-bit with a stable kernel and Ubuntu 14.04.1 LTS 64-bit alongside Windows 7. I ...
1
vote
0answers
23 views

What is wrong with this upstart script?

I use the following upstart script: description "myjob" # Start up when the system hits any normal runlevel, and # shuts down when the system goes to shutdown or reboot. start on filesystem or ...
1
vote
2answers
27 views

What to do if you accidentally delete /var/spool/mqueue

Due to a bug in another script, there were 1000's of mails in var/spool/mqueue. I read somewhere that one should delete /var/spool/mqueue to prevent the messages from being sent. Unfortunately, ...
0
votes
0answers
24 views

How to read the console output?

In "upstart" you can add the following line to your conf file: console output It seems my script is stopped / waiting. How can I see what has been written to the console. I have access only to the ...
0
votes
1answer
30 views

Understanding linux Bridging

I have started learning networking and recently been through bridging in Linux. Bridge in Linux could be set in two ways as far as I have got by reading on internet i.e. either by bridge-utils ...
1
vote
1answer
40 views

SMBFS Mount suddenly stopped working. CIFS error

When I came in to work today, a mounted drive on our server suddenly had stopped working. In my /etc/fstab I have the following line: //172.22.64.50/Web/ /mnt/netapp smbfs ...
1
vote
1answer
33 views

Fix Skype audio input in Mint 17 Cinnamon

Linux Mint 17 Cinnamon (Ubuntu 14.04) HDA Intel PCH The microphone works well (tested with VLC's capture mode), but Skype won't catch any sound. Only PulseAudio is listed in Skype's configuration as ...
0
votes
0answers
20 views

Set default editor for 'info coreutils' [duplicate]

I'm using Ubuntu 14.04 and have this in my .bash_profile: export EDITOR=/usr/bin/vim export VISUAL=/usr/bin/vim man respects this setting but info always opens in something else, nano or it's own ...
0
votes
0answers
18 views

API for Ubuntu Linux utility panel

I want to build an application that integrates with the top menu bar on Ubuntu. Where if you click the icon you get a dynamically created drop down menu. Everpad does this and here's an example of ...
0
votes
0answers
26 views

How to properly install Apache, MySQL, and PHP on Ubuntu 10.4

I have followed a guide on how to install Apache, MySQL, and PHP on my laptop running Linux (Ubuntu 10.4) It appears I have it installed correctly but when I am not sure. I followed this guide here: ...
0
votes
0answers
25 views

Intermittent, temporary freezing

I just got na SSD for my desktop, and decided I'd install Linux on it, for a change from Windows. The problem is, I've tried Ubuntu 14.04 and Fedora 20, and on both, in the install environment and ...
0
votes
0answers
58 views

Strange bash sytax error depending on sudo usage

I made this bash function to detect if the user running is actually logged in as root user and not using sudo by checking the uid + home directory of the user executing the command: #!/bin/bash set ...
0
votes
0answers
16 views

Greek dictionary in LibreOffice

I've installed LibreOffice Version: 4.3.3.2. On Calc, I try to write in Greek but the Spell Checking put a red line bellow every word. I went on Tools -> Spelling -> Options and add there the Greek ...
3
votes
0answers
24 views

high precision subsecond cronjob replacement

I am looking for a cron replacement which could run subsecond schedule, is there have any "still alive" project which serve this purpose? Currently running Ubuntu 14
2
votes
1answer
63 views

Mounting alternate devices (with different mount options) at the same mount point

I have a server (running Ubuntu 14.04) that has a hot-swap drive bay. I typically use the hot-swap bay to mount one of a bunch of loose hard disks that I shuttle large scientific datasets around on. ...
0
votes
0answers
25 views

Install Ubuntu live USB to USB or computer

I have a live USB with Ubuntu 14.04 with things I have installed and deleted, and preferences that I've changed on it, and am wondering if it's possible to install Ubuntu onto either another USB, or ...
0
votes
2answers
22 views

Restarting youtube-dl

I feel like this should be a really simple thing to do, but I don't know how to do it. I recently updated the config file for youtube-dl and I also upgraded to the latest version. The update message ...
1
vote
1answer
78 views

Nmap script execution to detect heartbleed is failing

Wanting to setup Nmap on my Ubuntu 14.04 LTS system to detect HeartBleed vulnerability. I followed the instructions here: ...
1
vote
0answers
39 views

Accessing Macintosh HD from Ubuntu

So after I upgraded my MBP to Yosemite, I have lost dualboot. After a long struggle, I finally reinstalled refind to work properly. Unfortuantelly, when I use Ubuntu, I cannot access Macintosh HD ...
0
votes
2answers
41 views

Ubuntu cannot find or detect new wired network adapter

I want to use two ethernet cards on my machine. So I've physically inserted the new ethernet card in to my machine. However when enter the ifconfig -a command Ubuntu cannot find or detect the new ...
1
vote
1answer
49 views

Adding multiple user with shell script on Ubuntu

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
0
votes
1answer
36 views

Broadcom: not able to see my wifi

I recently installed Ubuntu 14.04 on a computer with a Broadcom BCM4312 802.11b/g LP-PHY wireless card. After installing the proprietary drivers available from the Ubuntu repositories, I was able to ...
1
vote
1answer
90 views

Network interface not registring ARP response

I have a server with two NIC and it's running Ubuntu Server 14.04. The first one is the interface "p3p1" and it's connected to the subnet 192.168.1.0/24 with the IP 192.168.1.100. The second one is ...
0
votes
0answers
26 views

how to fix a port no statically for client request on client side?

I have an assignment to implement: unicast multicast broadcast in Java socket programming. While implementing the multicast part I decided to do it on my own system itself, so for the purpose of ...
1
vote
1answer
34 views

How to change the shortcut directories in Files?

I'd like to redirect the documents, downloads, music, and videos that are on the sidebar of the files application to another location that is in another partition. So far my Internet research have ...
0
votes
1answer
23 views

Diagnosing lost network connectivity on Ubuntu

My first question here so please be gentle. :) I have a Linode running Ubuntu 14.04, with a stack managed by ServerPilot.io. Only real modification is that I'm running HHVM in a limited fashion. ...
1
vote
0answers
8 views

File transfer help with Ubuntu and ESXi

I have two esxi machines that I want to directly transfer files between. Is there a way I can facilitate that transfer from a third machine that I have Ubuntu 14.04 running on?
1
vote
2answers
36 views

Find out at what time my machine got restarted and why?

I have my ubuntu machine which is running Ubuntu 10.10 and that machine is running my app server. I am suspecting that my machine got restarted today at some time but I don't know how to find out at ...
1
vote
1answer
78 views

How To Send Terminal Commands To Remote Server After Connecting Via putty? [closed]

In order to listing all batch files and finding the required file from a directory, I am using windows script to connect to the linux server. I can able to connect by passing necessary parameters but ...
0
votes
0answers
40 views

Unable to create a multiboot usb stick with MultiSystem

Installed multisystem on Ubuntu 14.04 for multiboot usb. When I start MultiSystem GUI, is shows me the usb device being mounted on /media/usb0, But when I select and hit confirm, I get the error msg ...
0
votes
1answer
33 views

I purchased a Ubuntu-preinstalled, used, Asus Mini Notebook off of Amazon. I pushed the power button while it was installing updates. [closed]

Okay the subject line basically contains my question. I purchased a used Ubuntu-preinstalled Asus Mini Notebook computer off of Amazon. It worked just fine for awhile. Then one day while it was ...
3
votes
0answers
63 views

Grub rescue after corrupted hard-drive (“read-only filesystem”)

I run xubuntu 12.04 alongside a NTFS storage partition and a windows 8 partition. I moved my MySQL data directory off the xubuntu (ext4) partition, onto the NTFS partition, and did an import of a ...
-2
votes
2answers
51 views

Linux for girlfriend [closed]

I want to install Linux on my girlfriend's machine. Her current system, Windows Vista, is about 7-8 years old and pretty slow. She used Windows all her life and to make the change as easy as possible, ...
5
votes
1answer
112 views

Calls to sync/fsync slow down after 30 minutes uptime

After 30 minutes of uptime using Ubuntu 14.04 with a hybrid SSD I see many processes blocking IO using iotop. This is during disk writes, for example if I open and close an empty file in gedit it can ...
1
vote
0answers
24 views

Grub 2 - attempting to boot into “Windows bootloader” boots me back into grub

I've managed to dig myself into a bit of a hole. When I boot, I am given the option to boot into Ubuntu or into the Windows bootloader. When I attempt using the windows bootloader, the result is that ...
1
vote
0answers
38 views

SSH broken when connected to VPN upon upgrading from Ubuntu 13.04 to 14.04

I need to SSH into a server which is only accessible when I am connected to a VPN (PPTP). Using my Ubuntu 13.03 virtual machine, this works perfectly. First I connect to the VPN, then I ssh into the ...
1
vote
2answers
166 views

Linux drives not showing on dual boot install - intel smart response issue

When I try to install linux as dual boot on my laptop. However it does not show any available drives for me to install it on when I get to the install screen on a live boot cd. I have tried creating ...
1
vote
0answers
52 views

How to set LANG in locale, despite it's in /etc/default/locale in ubuntu for unicode support?

I run Ubuntu 12.04, I can't set the locale to en_US.utf8. I set the LANG by configuring /etc/default/locale as described here. $cat /etc/default/locale LANG=en_US.utf8 $locale LANG= LANGUAGE= ...
1
vote
1answer
80 views

line 4: 5 + : syntax error: operand expected (error token is “+ ”)

noticing the error mentioned in the subject line when trying to execute the below listed bash script on Ubuntu (53-Ubuntu x86_64 x86_64 x86_64 GNU/Linux) #!/bin/bash read x y echo $(($x + $y)) ...
2
votes
1answer
42 views

Ubuntu init script failed - trying to find out more detail about the error

My /var/log/boot.log shows this under Ubuntu 14.04: ... * Starting servicename <br> chown: invalid user: ‘username’<br> No passwd entry for user 'username'<br> * Starting ...
2
votes
0answers
29 views

Network connectivity trouble to non-routing multi-homed hosts?

I have two networks: A and B (172.16.2.0/24 and 172.17.2.0/24). A is Ethernet, B is WiFi. An OpenWRT router connects A and B, and most traffic gets passed OK. Default route on router leads to a ...
1
vote
0answers
34 views

Nginx leaves old socket

I'm running Nginx 1.6.2 (the nginx-full package from the nginx/stable PPA). I'm using the unmodified configuration /etc/nginx/nginx.conf: user www-data; worker_processes 4; pid /run/nginx.pid; ...