The character based display-interface between human and computer.

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2
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1answer
4k views

How much speed difference for a tweaked bios versus uefi boot? [closed]

EFI can be faster, but that's not certain. The biggest speed difference is in hardware initialization early in the process. On my systems, this is a fraction of the total boot time, so a ...
2
votes
2answers
615 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 ...
2
votes
1answer
216 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 # ...
2
votes
2answers
234 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 ...
2
votes
2answers
888 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
184 views

Looking for a GUI application to enter linux commands

I am looking for a GUI console where I can enter Linux commands in an entry widget and the result will be output in a text area widget. Is there is such software available? Something like this: In ...
2
votes
3answers
855 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 ...
2
votes
1answer
835 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 ...
2
votes
1answer
3k views

Using screen to connect to Cisco console

I am trying to configure a Cisco (small business 300) via serial port. I read here: http://www.commandlinefu.com/commands/view/6130/use-screen-as-a-terminal-emulator-to-connect-to-serial-consoles ...
2
votes
3answers
704 views

Insert Unicode Characters at Console Login

My password contains "special" characters like ü. How can I login at the console (no X running) when the default keyboard layout does not provide these characters? Or, differently put: how can I ...
2
votes
1answer
1k views

Show current “setterm” values/settings

I know that setterm can be used to adjust parameters such as screen blanking time on a virtual console. How can I show the current setterm settings/values for all parameters?
2
votes
2answers
228 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 ...
2
votes
1answer
32 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. ...
2
votes
1answer
120 views

Screen size in FreeBSD in VirtualBox

I am installing FreeBSD 10.0 on VirtualBox, and I can't figure out how to change the size of my screan, in the virtualbox? The freebsd in the virtualbox treats my screen like it's 1/4th the size of ...
2
votes
2answers
1k 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) = ...
2
votes
1answer
406 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 ...
2
votes
1answer
394 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 ...
2
votes
1answer
33 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
votes
1answer
309 views

Add echo command to /etc/profile to disable screen blanking

I am considering adding the following echo command to /etc/profile echo -e ‘\033[9;0]\033[14;0]’ The system in question does not have setterm command available and is just running text console. ...
2
votes
1answer
188 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 ...
2
votes
1answer
375 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 ...
2
votes
1answer
437 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 ...
2
votes
1answer
322 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 ...
2
votes
2answers
77 views

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 ...
2
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0answers
88 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 ...
2
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0answers
230 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
126 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 ...
2
votes
0answers
274 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 ...
2
votes
1answer
512 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 ...
2
votes
2answers
93 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 ...
2
votes
1answer
375 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?
2
votes
2answers
1k views

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 ...
2
votes
2answers
4k views

How to change temporarily font size in text console in openSUSE?

I found several answers already but all of them are focused on changing size for good, i.e. at Lilo/Grub level. I don't want this though. So, key issues: changing size on-fly, I would like to ...
2
votes
1answer
30 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 ...
1
vote
2answers
2k 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.
1
vote
2answers
7k views

How to set default console keyboard layout in Arch Linux?

Whenever I reboot my computer I have to set the keyboard layout in a console again with loadkeys. Is there a way to change the default keyboard layout that is loaded everytime the computer boots?
1
vote
2answers
48 views

`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 ...
1
vote
1answer
94 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 ...
1
vote
1answer
81 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 ...
1
vote
4answers
1k 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 ...
1
vote
1answer
40 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 ...
1
vote
1answer
53 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 ...
1
vote
1answer
654 views

Login other bash ttys after logging in to one

Is there a way to login certain (or all) ttys after logging into one? I don't want auto-login because I still want to login once (for security). I've looked into things like "screen" but they are ...
1
vote
2answers
154 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 ...
1
vote
1answer
31 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, ...
1
vote
1answer
65 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 ...
1
vote
2answers
160 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 ...
1
vote
1answer
91 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
2k 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 ...
1
vote
2answers
616 views

What stream does perf use?

What stream does the perf command use!? I've been trying to capture it with (perf stat -x, -ecache-misses ./a.out>/dev/null) 2> results following http://stackoverflow.com/q/13232889/50305, ...