The system console is an interface used by human to control the computer. Basically, it consists of a keyboard and a monitor that can provide a text user interface.

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How to permanently disable root-password prompt for recovery mode, RHEL6

In the rare cases that a RHEL or CentOS 6 system is prevented from booting by (for instance) an improper shutdown, or a forced fsck-check failure on boot, the console will prompt the user for a root ...
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189 views

change terminal appearance according to server

I have 2 different serves (all running Linux) to which I connect via ssh . After login all terminal background looks same. I want to have different color theme or background for different servers. For ...
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2k views

disabling ctrl-alt-del and /etc/init

My OS is RHEL 6.2 I disable Ctrl+Alt+Del by changing in /etc/init/control-alt-del.conf the line exec /sbin/shutdown -r now "Control-alt-del pressed" by exec /bin/true I'll be testing it next ...
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1answer
55 views

Virtual console pauses video and audio playback running in KDE

In Kubuntu 14.04, when I switch to one of the virtual consoles by pressing CTRL-ALT-F1...F6 all audio and video playback running in the GUI gets interrupted and continues only when going back to X. ...
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1k views

How can I make the TTY use the appropriate charset?

Note: forked of this per recommendation here. While I got the X keyboard layout right on my own after I fixed that stupid typo, I still can't set the console charset, key map, font map, or whatever ...
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677 views

Weird escape sequence

I need help identifying what this escape sequences represents. I see this sequence is autogenerating on my server's console, but I'm not sure what is the reason for that. Escape sequence: ^[[[D I've ...
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691 views

open() console for default file descriptors

I'm reading a shell program implementation in C ( the xv6 shell from MIT's 6.828 Operating System Engineering course ). The main() function for this shell starts with the following code: //Assumes ...
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2answers
2k views

Console font - how to show accents?

Arch linux on VirtualBox. My problem is the console (not X) does not show accents like "á ã ç". The problem is showing, not typing. I have a text file with these accents and when I use "cat" the ...
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695 views

Non-graphical tty's not stretching full screensize

on tty7 (graphical environment) nothing's wrong, I can enjoy the whole pixels of my screen which is the main thing. But here's something a bit annoying, when I switch on terminals from 1 to 6, the ...
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1answer
37 views

messages appearing when not desired

I have SSH access to a CentOS box and I have a strange behavior of that box, I have never seen before. Lets say I am editing a file with vi or displaying tail -f of a file. Every time the server has ...
2
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1answer
202 views

Virtual terminal switched when USB mouse plugged in Linux

Our machine runs a modified RedHat 9 (Kernel Linux 2.6.20-1.21, GNOME 2.10.0). When USB mouse is plugged in, the X Window will always switch out, we have to switch back by Alt + F7. There is no such ...
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459 views

Ctrl-Alt-F1 to F6 work differently for left and right sides of the keyboard

If I want to log in to the traditional text shell, I can only use the right side control and alt keys, the left side ones will do nothing. Once I switch to another shell, I now have to use the left ...
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657 views

Disable browser logging output to console

I'm currently using Ubuntu 11.04 and I'm running into a really annoying issue while developing for web. I'm rather new to Ubuntu, coming from FreeBSD where I never encountered an issue like this, so ...
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349 views

Change size of system console as user

At uni, I'm using a terminal to log into a text console of some unix server. As the monitors are 17" and the console is displayed full screen, it's a bit annoying to look at the screen with the ...
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1answer
175 views

Ctrl+Alt+F1(F2,F3,F4…) doesn't work after /run was filled up

# uname -a Linux kali 4.0.0-kali1-amd64 #1 SMP Debian 4.0.4-1+kali2 (2015-06-03) x86_64 GNU/Linux # uptime 19:31:04 up 40 days, 4:38, 56 users, load ...
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1answer
80 views

How to programmatically check if the terminal supports italics?

I'd like to check if the current terminal is able to display italics correctly. Checking that manually is easy: echo -e "\e[3mfoo\e[23m" If the output is foo, the terminal (-emulator) supports ...
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45 views

What does Linux wait for when switches from Xorg to text console?

Sometimes my Xorg hangs and locks the console dead, with a “stale frame” of GUI on the monitor. Hardware and driver-related problems are likely (see here for description of particular configuration), ...
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60 views

Console timeout blanks to white instead of black

My hardware screen on my laptop turns white, when the console times out and blanks, upon idling. I would expect it to normally turn black or turn off the screen entirely. When clicking a button, the ...
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163 views

Will booting ubuntu in recovery mode use default keyboard layout?

I have a chromebook with Ubuntu 15.04 and I need to customize some of my keyboard keys in xkb. Unfortunately while doing so I managed to disable my keyboard and needed to boot from live USB to revert ...
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1answer
159 views

What is the kernel frame buffer?

I was reading the "mplayer" man pages trying to play video using just the console, (I don't have or don't want to install X11). It mentions that I can use the kernel frame buffer device which is ...
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1k views

How to rotate the LCD screen/framebuffer to 180 degree?

I have a custom board with a Freecale i.MX6Q SoC. I am using Linux kernel 3.03.35 and LCD is 3.5 inch RGB type display. I want to rotate my LCD screen to 180 degree. I tried a lot to pass parameters ...
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2answers
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Is it possible to see remotely what physical display is showing on linux machine without X?

We can use VNC to connect to remote X session but how can I remotely connect to that session which is displayed on physical monitor if remote linux machine does not have X installed? UPDATE to make ...
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204 views

Emulate console by sending data on one UDP port, and receive text from another

Note: I also posted this question on SuperUser, because I'm not sure where it belongs I'm trying to establish a "console-like" connection with a National Instruments cRIO-FRC. It broadcasts its ...
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1answer
187 views

I no longer see the output of rc scripts

My current problem After cloning the root filesystem of my debian system to an SSD (cp -ax) I no longer see the output of my rc scripts during boot from the SSD. I do see them during shutdown or when ...
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758 views

How can force my screen to unblank?

I've been doing a lot of looking around forums for different ways to unblank the screen. I am running embedded linux on a machine I have and I found out that the screen goes blank under certain ...
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107 views

How do I prevent the screen from blanking?

I am running 12.04 Ubuntu Server and my screen blanks after some time. I am unable to unblank it without power cycling the computer. I can however log in via ssh and type who see that the tty1 ...
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722 views

accessing stdin/stdout of a process started in another tty

I logged in to my linux physically(say tty1) and started a process that watches stdin for commands and has some stdout-put. How can I access/use this process from a SSH session?
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How to switch from TTY to KDE in Oracle Linux

I had installed Oracle Linux. While installing I had selected KDE for the desktop. After finishing I assumed that I could login to KDE Desktop, but I got a TTY. It asked for login and I gave root ...
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1answer
352 views

Capture console output from existing process(es) to file [duplicate]

We have a requirement to troubleshoot an existing system running Busybox, we have Telnet access. It would be helpful to log the system's console output (ideally the last n lines of it) to a file for ...
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2answers
4k views

How to exit login screen and start commandline while at login screen

I am at the gnome 2 login screen but I want to exit and re-enter command-line environment. I remember there was a combination hot key one has to invoke.
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32 views

Cloning output of a terminal

I need to do a presentation over Skype of a command line tool over a fairly flaky mobile connection, since I'm currently traveling. I would like to avoid screen sharing to maximize bandwidth for audio ...
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1answer
961 views

Which systemd service starts text console on the framebuffer device?

I'm working with an embedded platform and need to have /dev/fb0 clear for my own use (the device accessible over serial console while the screen is used to display information, without X.). I've ...
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`nl` invocation soaking all input before numbering

How can this be done? I don't see any applicable option in the manual. I have positively checked that indentation breaks after ten million lines. You can check it like: $ (for i in `seq 0 ...
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1answer
170 views

create several /dev/xconsole files

I am using /dev/xconsole to send system logs from rsyslog. That works great, because I am don't have to store the logs on disk. I would like to have another similar file , i.e /dev/xconsole1 where I ...
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1answer
150 views

Send specific signal number with specific key

I want to set a specific key like F12 to send me a specific signal number that out of linux signals range that I can handle this signal with trap command. How can I do that? NOTE: I'm working with ...
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4answers
2k views

Toggle between dvorak and qwerty

I've recently started to learn the dvorak keyboard layout, but I still need to use qwerty sometimes. I'm looking for a script to toggle between the two keyboard layouts. Also, I'd like to invoke ...
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1answer
95 views

Is there a console command that replicates Alt+[F1..F10] to change terminal?

Hi I'm a Linux noob developing a custom embedded barebones distro. I have console access over serial to my machine. I would like to control what tty my user sees on their framebuffer. Currently the ...
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1answer
853 views

How can I print out the current keybindings in Linux/Debian? [closed]

How can I print out the current keybindings in Linux/Debian ? I tried xmodmap -pp and got the response: xmodmap: unable to open display ''
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1answer
70 views

Get current output

This just crossed my mind. Let's say that I'm operating a remote machine via SSH and I executed a make command to, e.g. build a new kernel for my machine. While I'm logged in that session, I can see ...
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2answers
184 views

Saving files on lost focus in Vim

I have been trying to setup the shell version of vim to save any changed files when the shell window loses focus. Following these instructions does not work. Even though I am using OS X, I figure ...
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2answers
217 views

Remotely access my computer's framebuffer console from Android

I need to remotely view my computer's display. I am using programs that I launch from a text console, then they create their own graphical session, like Kodi or EmulationStation (it does not start if ...
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2answers
337 views

How can I configure /etc/kmscon/kmscon.conf to use specific a) font and b) keyboard layout?

I recently installed kmscon on my system. Now I want to configure it to use a different keyboard layout (neo2) and, while I am at it, a different font, too. I stumbled across this question here when ...
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1answer
315 views

Remapping Caps Lock to Compose

Because I now and then need to use scandinavian letters despite using US Dvorak as my layout, I would like to use Caps Lock as a compose key. (I don't need Caps Lock at all, I'm not a forum troll) ...
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1answer
588 views

How to stop displaying error logs from the terminal in linux?

I am using Linux, there are some error logs related to some applications are over flooding one of my terminal. They look like this: 20/01 15:54:29.894138[3319][65536] Unexpected exception during ...
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1answer
68 views

How do I keep running a command in the same area of the console window? (“w”)

I'm looking at the output of w: ehryk@ArchHP ~> sudo w 14:12:37 up 4:08, 4 users, ...
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1answer
1k views

text based tool for ldap queries

I need a way to do LDAP queries through a text based interface. I use jXplorer on my own machine but that is a graphical client. Btw, I'm running Ubuntu server 14.04. The background: A server in my ...
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260 views

Lock console session

I've set up a no-x/console only system running a minimal install of debian jessie/testing. For this system I need a screen locker to lock the entire session when I'm away. vlock would be appropriate ...
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1answer
276 views

Is there any way to play gpu accelerated video without X?

You can play use mplayer on fbdev, but not with the gpu. That's as close as I can find.
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1answer
4k views

/dev/console dynamic redirection

Is it possible to dynamically redirect all data sent to /dev/console into something else (for example - to /dev/null, /dev/tty9 or even /dev/null)? Of course, it can be done statically via ...
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71 views

Emacs - Strange Whitespace

(I posted this same general question here on StackOverflow thinking it had something to do with my emacs configuration, but after following a comment there, I think it is exclusive to urxvt) My ...