The character based display-interface between human and computer.

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4
votes
1answer
1k views

USB device messages flooding dmesg (and console)

When USB mouse is plugged into my laptop, dmesg is flooded with following messages: usb 3-1: USB disconnect, device number 28 usb 3-1: new low-speed USB device number 29 using xhci_hcd usb 3-1: New ...
7
votes
2answers
6k views

How to list console and kernel fonts?

I have a number of console fonts installed in /lib/kbd/consolefonts/ installed. How do I list them (obviously all I can do, is just look at the filenames, but not at a list at available fonts). How ...
2
votes
2answers
348 views

utf-8 sequence in the console

when I perform the "tree" command in the console, here's what I've got : . ├── Annexe\ 1\ -\ Sch\303\251ma\ global\ de\ la\ base\ de\ donn\303\251es.raw ... The result is composed of utf-8 ...
2
votes
0answers
240 views

add monitor to linux tty framebuffer

Whenever I use my laptop at my desk, I usually connect it to an external display on DP-1. To switch the window manager output to this display, I can just use xrandr --output DP-1 ... However, ...
2
votes
1answer
129 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 ...
6
votes
2answers
6k views

How do I temporary change my keyboard layout on Debian? (no X)

How can I quickly change my keyboard layout between US and German? setxkbmap does not apply here, as I only have an SSH shell. Persistent changes via dpkg-reconfigure keyboard-configuration ...
3
votes
1answer
42 views

Can I use two sets of I/O devices for two user sessions on one computer?

I want to connect a second monitor, keyboard and mouse to my PC (running Ubuntu) and let somebody else (e.g. my son) use the a different TTY while I am working. I know I can switch between TTYs using ...
2
votes
0answers
299 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 ...
5
votes
1answer
626 views

Cannot switch to console anymore after using Alt_R as mod4

I'd like to use the right ALT key as 'mod4' (most notably because, by default, the 'awesome' window manager is using mod4 as a modifier for most WM commands and I like that idea a lot). However I've ...
1
vote
0answers
30 views

(nologin) root and id X re-spawning

Today I faced a strange issue on one of the test server. Server was set to Runlevel 5. But it didnt work and system changed to runlevel 3. It was showing "init: Id "x" respawning too fast: disabled ...
4
votes
2answers
465 views

Interpret backspaces in file

Is there a way to interpret/"execute" backspaces in a file/line using common bash commands? I have a console program which prints some stuff and than erases it using backspaces and finally writes the ...
1
vote
2answers
72 views

Block physical console access

I'd like to block physical console access to my linux. I'd like to find, which module is responsible for keyboard input (ps/2, usb, ...) and vga output (only physical), so I can remove them from my ...
3
votes
1answer
81 views

Where can i find any information about ancient doshell(8)?

I check the openvt manual by running "man openvt" command, and i found doshell(8) under "SEE ALSO" section: But there's no manual if i do "man 8 doshell": I checked the online manual at ...
3
votes
1answer
226 views

Caps lock doesn't take effect on all letters

I have a laptop running Debian Jessie with only the Linux console (X server not installed). On this laptop caps lock doesn't take effect on the special Danish characters æøå (I just get æøå instead of ...
0
votes
4answers
149 views

Unwanted console text

For some reason, every time I plug in a USB device, a whole bunch of messages get dumped onto the terminal. (Saying something about device IDs, buffering modes, etc.) How to I prevent this from ...
5
votes
2answers
2k views

How can I check which terminal definitions are available?

The bulk of the question is in title, but to elaborate a little: On most Linuxes I can find /usr/share/terminfo -type f. But on Solaris machine I have nearby - this directory doesn't even exist. I ...
0
votes
1answer
250 views

Switching from Xorg to console does not work

I am running Debian testing with Xfce. When I boot the machine I can see some usual booting messages, the last message is this: Waiting for /dev to be fully populated ... After a short time (1-2 ...
0
votes
1answer
409 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 ''
1
vote
1answer
125 views

Combos with shift not working in emacs on console

I'm running emacs 24.3.1 on a system with a console-only minimal install of Debian Jessie. Non of the keybindings that involve the shift key works in emacs (except shift to modify upper case). These ...
2
votes
2answers
676 views

Changing TTY font to a non-default font

I found two ways to change the TTY font: dpkg-reconfigure console-setup editing /etc/default/console-setup Either way I'm limited to the fonts in /usr/share/consolefonts (I'm using Debian). How ...
1
vote
2answers
367 views

Can't switch to console using my own compiled kernel

In my Ubuntu, I can't switch to console through Ctrl+Alt+Fx using my own compiled kernel, and a black screen appears. I can switch back through Ctrl+Alt+F7. Using the default Ubuntu kernel, I can ...
2
votes
1answer
224 views

Locking console when computer suspends/hibernates

In X I've used the following script (from here) to lock the computer with i3lock each time pm-suspend or pm-hibernate are invoked. /etc/pm/sleep.d/00screensaver-lock: #!/bin/sh # ...
1
vote
2answers
167 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 ...
11
votes
6answers
792 views

Options to show images when on the console

When I am on the console (the tty, the virtual terminal, which you reach with Ctrl+Alt+F1-6, not a terminal emulator), what options do I have to view images, tiff, whatever that's not text?
1
vote
1answer
95 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.
1
vote
1answer
91 views

What is the Command to check the history of the command executed which should based on the user who accessed it [closed]

I am looking for the command or script to meet the following requirement. I wanted a history of all the users who connected to my machine and what commands they execute in there session and at which ...
2
votes
3answers
905 views

netcat doesn't work as expected when detached from console with nohup (Ubuntu/Debian 64bit)

I'm trying to leave netcat running and close the ssh session (even stop the ssh daemon). But it then exits before all of the data is written. I'm testing in a non-ssh (local) console: nohup nc -l -p ...
5
votes
1answer
282 views

Linux VT Emacs in tmux, breaks color and cursor

TERM is set to screen. I tried with screen-256color, but then the colors went really nuts. I also tried xterm, linux, and some others (that I could think of, not really thinking) but screen is the ...
2
votes
2answers
2k views

How to change the default TTY after boot?

Normally when system starts you have all output printed on the TTY1, and that's ok, but I start X-server via startx and achieve this by the following lines in the ~/.profile file : if [[ $(tty) = ...
0
votes
0answers
156 views

TTY not work after X starts

I have a HP Envy4 5306tx laptop with Intel+Nvidia dual cards, and I install fedora 19 X64 on it without NVidia proprietory driver. However, there are some problems about the X and TTY。 The TTYs are ...
1
vote
0answers
58 views

Why CentOS 6 adjusts console width when running screen?

I run a console window through my PuTTY session. That console windows has a column width of 140. When I start the screen session, the console shrinks to 80 columns. I do not see this behavior on ...
8
votes
1answer
409 views

Why do we need so many terminal emulator packages and what is their use?

This is something that has been so confusing to me for a long time. I am using Linux but I have gaps in my understanding of certain aspects and one is about the terminal. As I came to understand it ...
0
votes
1answer
79 views

Stop tailing log

I have a problem, I accidentally did tail -f on a log, but now I cant quit! - Its the anaconda log during a redhat install. Control-C doesn't seem to work, I guess due to it saying sh: no job control ...
6
votes
2answers
1k views

Detect if running in a virtual terminal?

I'd like to autologin to tty1 on login and then use vlock to lock it. How can I detect from Bash if the current terminal is a console virtual terminal (e.g. tty1), so that I can put the vlock line ...
2
votes
2answers
253 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 ...
3
votes
0answers
142 views

LDAP: view DIT structure from terminal

Can I get list of existing entries using any console utilities? For example - I can get a tree of my filesystem with tree: $ tree . ├── Catalina │   └── localhost │   ├── host-manager.xml │   ...
3
votes
2answers
11k views

How Do You Pass VGA/VESA Modes with GRUB2?

One of my machines has a 3 TB HD setup to triple boot into Mint 14 (Ubuntu 12.10 variant), Slackware 14.1 and Arch Linux. The HD is formatted using the GPT/Guid system. The Grub2 technically "belongs" ...
1
vote
0answers
533 views

Console Terminus Font Size in Slackware?

I am running Slackware 14.1 mostly from the command line on a 1366x768 monitor (using a vesa mode appropriate for the resolution, 0x34c if it matters, giving me a screen resolution of 1366x768x32 in ...
0
votes
1answer
104 views

Virtual TTY jumps to the next on launching from the Openbox menu

When I launch a terminal from my Openbox menu my virtual terminal TTY jumps to the next CtrlAltF12 slot. It seems that this problem appeared after I wanted some more than 7 TTYs and added some to ...
3
votes
2answers
480 views

Clipboard sharing between the host OS and a virtual console of a VirtualBox linux guest

I have a CentOS guest OS running without X11. Is there anyway I can paste text from the host clipboard into the virtual terminals or highlight text in the vt via the console mouse daemon and paste it ...
1
vote
1answer
54 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 ...
6
votes
1answer
3k views

Read what is written to /dev/tty*

How can I read what is written to /dev/tty*(* = 0 - number of tty)? I tried sudo tail -f /dev/tty1 on one terminal(X) and then sudo cp .emacs /dev/tty1 from another. X didn't show the the content of ...
13
votes
4answers
1k views

Is there any reason why I get ^[[A when I press up arrow at the console login screen?

Whenever I'm at the console login, I press up arrow intentionally to see the previously typed commands. But I see this ^[[A. But when I press Ctrl Alt Print Screen Scroll Lock Pause Break Page Up ...
2
votes
2answers
939 views

How can I replace a tty using getty with qingy on ubuntu 12.04 or later?

Qingy is a getty replacement. I'd like to use it for a tty terminal on Linux Mint 15 (in hopes of getting tmux to get proper 256 colors in tty which fails with fbterm) which means replacing getty. ...
2
votes
2answers
95 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 ...
32
votes
1answer
930 views

What happens when Ctrl + Alt + F<Num> is pressed?

I am looking for an explanation of what happens in Linux when this key combination is pressed to change the current terminal. In particular, what software component intercepts this key combination and ...
1
vote
1answer
97 views

Capture textual snapshot of pseudo terminal

My question is related to Keyboard and Console, but I want to do it for an arbitrary pseudo terminal, and not just the built-in Linux ones. Also, I'm not interested in a stream, I just want the ...
1
vote
0answers
695 views

Debian 7 - Startx fails to start system

When I boot into the second primary boot loader, I get to the text based console to boot when I type 'startx'. The screen loads, and goes black for 10 seconds. Then when it loads a white screen ...
0
votes
2answers
127 views

Why does the FreeBSD handbook recommend using a virtual console because of system messages? [closed]

Quoting from the FreeBSD Handbook, in section 4.2.1. “Virtual Consoles”: While the system console can be used to interact with the system, a user working from the command line at the keyboard of a ...
3
votes
0answers
181 views

Getty not starting in qemu

I'm trying to get running an ARM based Debian inside qemu. As a rootfs I'm using structure from embeddedarm 2gb sdcard image with versatile 2.6.24 kernel downloaded from fedora qemu tutorial site. At ...