Questions related to configuration of Ubuntu software.

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Installed memory in Windows 7 guest machine in VirtualBox

My virtualbox guest machine (windows 7) is setted to have 6GB allocated memory, it is the half that my host machine has(Host machine is xubuntu with 12GB of RAM), my question is: after running windows ...
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How do you get hard drives to boot at start up?

I have a couple of drives that will not start at boot using 14.04.. I've added them to /etc/fstab. I've tried using /dev/sdb1 (which is what the drive is) and using the uuid, but neither of them ...
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Dell Precision 7510 Ubuntu - reference configuration

I've just bought Dell Precision with 7510 Ubuntu 14.04 insatlled on it. I've did not back up my settings before checking them. Could anyone post me xorg configuration for such a laptop? It consists ...
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terminal view under Distribution Upgrade

I was upgrading from 14.04 to 15.04, under the Distribution Upgrade window, there is a terminal view of the process; I was looking at the changes when I was asked on the terminal view to update or ...
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syncookies disabled despite setting in sysctl.conf

Using Ubuntu 14.04.4 with Unity desktop. I've tried setting net.ipv4.tcp_syncookies=1 in /etc/sysctl.conf, but after booting it is set to 0 (checked using cat /proc/net/ipv4/tcp_syncookies). What is ...
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How to configure GnuPG's S.gpg-agent socket location?

GnuPG places its socket S.gpg-agent at ~/.gnupg/S.gpg-agent by default. I didn't find any way to configure the location of this socket nor seems there to be a manpage of gpg.conf. Background: I want ...
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apache2.conf glob of sites-enabled doesn't work

I am running Apache/2.4.7 (Ubuntu) and have come across a strange bug. In apache2.conf if I leave the following alone then my virtualhost returns a 404. IncludeOptional sites-enabled/*.conf If I ...
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cmake posts an error when called from openhantek-untagged-de67b19b854308c333b9/build

I have successfully installed cmake version 3.2.2 in order to build and install openhantek-untagged-de67b19b854308c333b9, from the build directory I made cmake ../ and got this message: *-- Found ...
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106 views

Bridge/networking/LXD/emby server configuration trouble

It is not exactly clear to me how to google this question, so please forgive me if this is answered before or related to something else answered before. The symptoms: On boot there is no Internet ...
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32 views

Ubuntu gnome 2016 version config files

I designed my desktop on Ubuntu Gnome 2016 version, changed themes, startup applications, icons pack, docky configuration and etc. But when I created a new user, I noticed that the settings were ...
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Ubuntu 16.04 install freezes at hardware configuration on HP Pavillion DV8125nr

I've tried many different routes to install by DVD but each and every time the farthest the install gets is to the hardware configuration phase at about 80-90% completion. I've checked all the usual (...
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Apache2.4 PHP 5.6 Ubuntu 15.10 No Input File Specified

I am running a VPS with Ubuntu 15.10 using Apache 2.4 as my web server and I am kind of new to servers and stuff but I am currently creating an API. I first did this on my localhost. This worked ...
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Explanation of config files in Ubuntu?

Is there any nice site where the meaning and uses of different configuration files in Ubuntu is explained? Like for example the files in /etc/default directory.
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configuring multiple secure sites in one config? (server)

im trying to list port 80 redirects along with the 443 stuff so all my subdomains are secure and if you go to any of them they auto redirect you to https this is my conf. <VirtualHost *:80> ...
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VSFTPD Ubuntu Server 15.04 Configuration

I want to be able to have a VSFTPD server running on my Ubuntu Server, but I lack the knowledge to know what configuration I need for my requirements. I need it to be set up so I can: Access FTP ...
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73 views

After installing i3 I now have the i3 notification theme on unity. How can I change it back?

I installed i3 alongside unity but now I see the i3 notification box while on unity. How can I change this back to the unity one without removing i3? The other solutions to this problem seem to be ...
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How do I enable serial ports on BeagleBone Black?

I'm running Snappy on a BBB. I want to enable a couple of the available serial ports, but I don't know how to do that on Snappy. Any help would be appreciated. Doug
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Ubuntu Install/Configuration/Other Info

I am looking to install Ubuntu on my Alienware 14 (late 2013 model) laptop. Is there any certain drivers I need to download prior to installation and can you guide me to which ones please? This is ...
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Is there any tools like pfsense for setting up internet usage limit

My internet connection is limited to 150gb per month so I need to limit user's internet usage to 1gb or something like that.
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Kate and Emacs are running at startup and I can't find what's running them

I've looked at startkde, .bashrc, and system settings>workspace>startup...>autostart, where else should I look? Kubuntu 15.10, Plasma 5.4.2
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19 views

Accidently changed grub configuration

To fixing mouse scrolling problem i was following some instruction from -http://ubuntuforums.org/showthread.php?t=1750708 I opened grub configuration file using sudo nano /etc/default/grub command ...
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Ubuntu upstart job for Redis server

I have written an upstart job for start/stop redis server. my ubuntu user is amila. Below is the .conf file code. I can start the redis server but cannot stop the server. when I , ps -ef | grep redis, ...
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42 views

Number of ssh connecetions used by sshfs

I've mounted a server using sshfs (used to mount a remote file system to a local folder). Everything works pretty fine at the first glance. I recognized that the connection breaks if multiple ...
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Configuring Catfish 1.0.2

How can I change the default directory that Catfish starts its search in? I don’t want to have to click the drop down to change from /home – 99% of my searches are on a different drive. I’m using ...
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27 views

sending trap continuesly

Is there a way to trigger a suitable trap continuesly while using the monitor directive of DisMan Monitoring and send it via trapsess? (e.g. Cpu,Memory rise above a certain treshold or hdd space is ...
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How can I query a rsyslog setting?

I am using rsyslog for program logging and system logging so I have unified log files. I'm having some messages dropping out and I'm not sure why, but I think it may be a configuration option set ...
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129 views

Is there a config file for Cinnamon MENU. Need template

What I can do: a) I can find the .desktop files in /usr/share/applications. b) in the Cinnamon desktop, I can right-click menu button > configure > Open the menu editor. This latter mechanism (menu ...
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How can I configure this proxy that use a “script address” on Ubuntu 14.04?

I am not so into Linux and I have the following problem trying to set a proxy to go on Internet from the company network. Using Windows 8.1 I have this conffiguration. Going into the Network ---> ...
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converting usb_modeswitch command to /etc/usb_modeswitch.d entry

Another upgrade broke my modem yet again. Back in the day, before Ubuntu would ever begin to support it, I'd use a script that started with a line: usb_modeswitch -v 12d1 -p 14fe -V 12d1 -P 1506 -...
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22 views

how to setup pppoe on ubuntu through unity's network configuration

I am using ubuntu 15.10 and want to setup pppoe on it. I open the network configuration of unity. there is two options. one is wired and the other one is proxy. I press wired and click the plus button....
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how to use ubuntu server 12.04 for hosting website without server

i have installed ubuntu server 12.04, but i don't have a router and the installation can not be proccessed without a router, because in newtwork is have choose briged connection. how can you install ...
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Change static IP other than editing /etc/network/interfaces file and network manager

I'm running Ubuntu 15.10. I installed Asterisk 11. During install one of the steps was to set static IP in /etc/network/interfaces. I did that and all is well. I've since been working away. Today I ...
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My application is not saving the configurations

So I moved from CentOS to Ubuntu 15.10 some hours back, And I am not able to install the applications properly. I installed Deluge and pycharm using app-get. The problem is every time I tried to ...
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122 views

FTP works from command line but not from “Connect to Server” GUI (vsftp)

I have vsftpd installed on my Ubuntu server. Here is my config: # Example config file /etc/vsftpd.conf # # The default compiled in settings are fairly paranoid. This sample file # loosens things up a ...
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Dealing with php extensions - nginx and php-fpm

I had installed nginx php-fpm and mariadb, everything looks fine except I have some troubles with 2 extensions: php cannot find phalcon a web framework and json. so i tried to locate those: locate ...
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How to change qTox's call ring?

When you are called on qTox you hear some sort of ring, is there any way to replace that ring with a custom one? So for instance I have an mp4 file which I would like it to play instead of the default ...
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49 views

Monitor Configuration

Upon booting, I get the following: Could not apply the stored configuration for monitors none of the selected modes were compatible with the possible modes: Trying modes for CRTC 63 CRTC 63: trying ...
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configuration settings will not load

An error occurred while loading or saving configuration information for maximum.some of you configuration settings may not work properly. Help? I don't know what to do
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Changing target of Docker changes /media location

This is probably just a misunderstanding of how the file system in ubuntu 14.04 works. If I to an ls /media/guy -l then the output looks like: drwx------ 2 root root 4096 Apr 6 2015 ...
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How to only allow certain apps to find your geographical location

Currently in the Privacy section of the Ubuntu GNOME 15.10 (GNOME 3.18) System Settings one can only seemingly activate and deactivate the Application Services option globally for all applications, so ...
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How to set order of screens for xmonad when navigating?

I have three hardware monitors, and currently when I use Alt + W, E, R, the focus switches from right, left, middle. This is a bit confusing, and I like to have the order to be W->left, E->middle, ...
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Where's the terminal setting which controls window open placement?

I'm using an ubuntu server with fluxbox. Windows are opening top left. Would like to switch to open center. Is there a configuration file for this setting? Where is this file on ubuntu server.
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658 views

nginx + php-fpm high load - Warning pool www seems to be busy

I'm getting this messages: [26-Oct-2015 21:45:07] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 16 children, there are 97 idle, and ...
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trying to Install UnixODBC on ubuntu AND launch the GUI ODBCManageDataSourcesQ4

I am not able to run UnixODBC on Ubuntu. Screenshot Showing Error when launched ODBCManageDataSourcesQ4: More Error Messages:
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Configuring USB Dongle on Ubuntu Server

I have a USB 4G Internet dongle which I want to configure to use on my Ubuntu Server, unlike the Ubuntu desktop version, it does not auto detect the dongle and start working as soon as I plug it in. ...
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Scripted changing kernel config with dependency?

I'm new to kernel configuration I'm doing hardware driver testing work which require building the kernel alot of times. with some few config option enable/disable. So I just asking if is there any way ...
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289 views

sendmail not working with smtp

I try to configure sendmail to use an SMTP connection to send mails instead sending it from localhost. I've added following lines to sendmail.mc and recompiled it. define(`SMART_HOST',`mail.domain....
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msp430-gcc compiling error

In a last post problems with path of msp430 gcc I've could solve the problem with the msp430-gcc version... My problem now is that wen I go to contikis folder to compile a simple hello-world example....
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25 views

Create install script based off existing system

I have an Ubuntu install that I have been using for about two years. It's getting a little wonky and I also may have to switch to a dual-boot setup with Windows due to a program my school requires. I ...
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565 views

send json log file to logstash with logstash forwarder but see wrong log in kibana

I have an app that writes logs to a json file that named allapp.json, Each log entry is a JSON object. An example of it looks like the following: "{\"timestamp\":\"2015-08-30 19:42:26.724\",\"...