Questions tagged [tmux]

tmux is a terminal multiplexer: it enables a number of terminals (or windows), each running a separate program, to be created, accessed, and controlled from a single screen. tmux may be detached from a screen and continue running in the background, then later reattached.

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16 views

Apache airflow connect with tmux and screen

hey i want to scheduling auto refresh scheduler task with airflow but the task is cant process with airflow open ssh to my hadoop server this is my dag code refresh_schedule =''' tmux attach -t melon -...
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Chrome ctrl and command are swapped?

I use Mac along with this Ubuntu. On mac, command + is how Chrome shortcuts are. On ubuntu, it's ctrl + . However, other things like vscode or tmux are + key on both systems. Is there a way to setup ...
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Why is tmux session not shown in who command?

When on Debian I access via ssh and then open a new tmux session, detach it, I see them in the who command. Note: In both examples are 2 SSH connections to each server. Ubuntu is Ubuntu Server 20.04. ...
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56 views

Blocking countries IPs takes days

I followed a tutorial online on how to block traffic from other countries to my server through UFW rules. I downloaded the CIDR file for IPs from this website https://www.ip2location.com/free/visitor-...
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Downgrade to tmux 2.1 on Ubuntu 20.04 LTS

So I'm trying to set up Cloud9 with a new ubuntu instance and it requires tmux 2.1 or earlier and I cannot for the life of me figure out how to downgrade from this new 3.0 version to tmux 2.1. Any ...
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49 views

Open 8 panes of TMUX and go to different directory in each one , and run a command in each pane?

Consider the code : tmux new-session \; split-window -h \; split-window -v -p 66 \; split-window -v \; split-window -v \; select-pane -t 0 \; split-window -v -p 66 \; split-window -v -p 66 \; split-...
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23 views

processes came into halt and new started process halt as well

It seems that all my processes has been halted for ~ 4 hours at the time of the screenshot below, since I was running several machine learning experiments with tmux, and I found there has been no ...
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80 views

Tmux error after gets lost server

Im working on tmux and i have many sessions. When i make new session it says lost server and i can't reattach or do anything with tmux. But it works fine in other users.
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log everything from a byobu session

I am looking for a way how to preserve all console input and output of byobu sessions. I am aware of these questions: How to save scrollback history in byobu? how can I log the session with byobu ...
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92 views

tmux errors running bash commands due to path

When I run $tmux and open an instance of a tmux session and try to run a command such as ls I receive the following error: ∆ ls Command 'ls' is available in the following places * /bin/ls * /usr/bin/...
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34 views

How to fix malformed characters show up in tmux window from pressing specific keys?

On any tmux window, pressing keys such as "arrow up", and (only sometimes) "backspace", makes strange characters appear, such as the ones shown on the image. In the case of arrow ...
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82 views

New tmux session which executes a script on startup

On startup, I want to have a new tmux session created which inside of that session changes directory and executes a bash script. How do I do this? Cheers, Tom
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tmux copy mode not working in ubuntu16.04

I want to copy the stdout in my tmux terminal, and I can't use mouse to copy because it will select to the other pane which I don't want it. I goolge 'tmux copy' and found the solution as below : ...
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105 views

How to see live status changes of a systemctl service?

I have a service that is run via systemctl and I want to see its live status of changes when things change. I have a tmux window open for it and just wanted to get a running account when things change....
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14 views

Restore web app after server reboot

I am trying to set up a web app so that it autoruns each time the server reboots. I run the app in a tmux session and I used tmux-continuum plugin to save the session. However, when I reboot the ...
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109 views

Can't send ENTER key in Vim and ncurses apps under Byobu and Tmux

I recently upgraded from Ubuntu 18.04 to Ubuntu 20.04 and got a strange problem with byobu, tmux, Vim and ncurses applications: Enter doesn't work, and I need to use CTRL+M instead. For example, if I ...
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setting up a proxy in TMUX is not being used

ubuntu 18.04 I have been trying to set a proxy in a tmux terminal for a few hours now... While it does seem to be set checked with Code1: set | grep -i proxy The site I am browsing to still detects ...
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78 views

How to stop /tmp/tmux-1000 from getting cleaned

I'm having a problem on Ubuntu 16.04. I'm running tmux 2.9 (installed from source), which needs a socket which is saved in /tmp/tmux-1000 (by default, at least for the first server). The problem that ...
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70 views

Errors when updating Nvidia drivers

I'm trying to update the Nvidia drivers on Image: nvidia/opencl:runtime-ubuntu18.04 but I keep getting this error Errors were encountered while processing: /tmp/apt-dpkg-install-t6yjpw/101-nvidia-...
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103 views

Start tmux with multiple tabs detached under a user on boot

I have the following line in my /etc/rc.local file which starts up tmux under the user "myuser" on boot. But now I want to add in a new tab to this tmux instance. What do I need to modify in ...
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597 views

Vim Mode copy-paste not working on Tmux

I am new at using Tmux. I have seen that it is quite difficult to copy-paste inside Tmux. So I searched for an easier method. Some sites suggested that I should use vim mode as I am quite familiar ...
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193 views

Byobu absolutely refuses to support 256 colors (term ALWAYS returning `tmux`)

So far: I've added set -g default-terminal "xterm-256color" in the following places: /usr/share/byobu/profiles/tmux (from here) ~/.byobu/tmux (from here) ~/.byobu/profile ~/.byobu/profile.tmux I've ...
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Bash is trying to run “_update_ps1” after every command, but only when in tmux

I have been working to change my statusline in bash from powerline-shell to the powerline bindings for bash. It appeared like it worked but when I opened tmux, after every command I get the error: ...
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Soft links change working directory to link source in vim

I'm using wsl ubuntu on windows 10, and I have a directory that I had been storing python projects in before I started using wsl at C:\Users\____\Onedrive\Documents\Python Projects. I have created a ...
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35 views

How to have a Universal autosuggestion for any code entered once in any zsh terminal

Suppose I type a set of commands in a particular pane of Tmux. The autosuggestion feature of Tmux recognizes and helps in that pane (terminal). Let me say I started a new pane. The autosuggestion ...
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35 views

Can I have two sessions of tmux in separate panels?

Like in the title, I'm trying to get three sessions of tmux in separate panes, each for every game server I have Ubuntu 19.04 x86_64 server
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42 views

Progressively resizing a pane, by keeping an arrow button pressed

When pressing CTRL + B, ← (or another arrow key) I am able to resize the current pane of one step only. I was expecting to be able to resize the pane progressively by keeping the prefix and arrow ...
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78 views

How am I logged in before I log in?

When I freshly turn on my computer and reach the log in screen, normally, when I try to poweroff afterwards, the dialog only shows Power Off This system will automatically poweroff in 60 secs Cancel ...
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1k views

Tmux lost server problem [closed]

My question is about TMUX lost-server issue. Can anyone please help me out on how to resolve the lost server issue? I accidently killed the server using tmux kill-server command.
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22 views

How can I get back to multiple tmux panes once I suddenly type `prefix + enter`?

In tmux, I have a problem. I was working in multiple panes by splitting the entire terminal into 2 or 3, so that I could switch over different tasks with a few types, which was great. However, I ...
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404 views

How to open new Tmux pane horizontally with 20% tall?

Normally I have to create a new horizontal pane with Ctrl + b + _ and then resize it down with Ctrl + b + J How can I configure tmux to do this with just one command?
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51 views

python process terminates with tmux

my python process terminates although it is using tmux. The steps I take: 1) ssh to 'user' 2) tmux 3) python3 'here goes process' 4) 'ctrl+b' and 'd' 5) exit ssh 6) log back to ssh 7) tmux attach -t [...
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116 views

How to split panes in Tmux

I have recently installed tmux on my system and cannot get the terminal to split. I tried using Ctrl+B+% to split it, but nothing happens. I am most likely just overlooking something but help would be ...
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1k views

How can I fix nohup, byobu, tmux, screen, etc to not die when I disconnect from SSH?

I'm running KDE Neon which is Ubuntu 18.04 Bionic (LTS) with the latest KDE desktop packages on top of it. Since upgrading to this from Xenial I have lost the ability for processes to survive SSH ...
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1k views

Does losing an ssh session kills commands running in tmux?

The question I know is basic, but could not find an exact matching question in community. The standard process of using tmux is - create a session, run command within and then detach the session. So ...
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160 views

TMUX NewSession problem with php page

I have a problem, I have a garry's mod server wich i start with this command: ./gmodserver start In user gmodserver I'm trying to make a script wich i can execute with a php page for reboot my gmod ...
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1answer
758 views

CTRL-a and CTRL-e map incorrectly in tmux

I like to use command-line commands CTRL-a (beginning of line) and CTRL-e (end of line), but when I start a tmux session, these commands don't work. CTRL-key seems to be interpreted as caret ^, as in ...
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72 views

Cannot set ctrl+left/right in Tmux to move by whole words

I have used this command: set-window-option -g xterm-keys on in the .tmux.conf file from this thread to move by whole words in tmux but it's not working. I have been googling this issue for the last 3 ...
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1k views

Clicking in ssh terminal causes 'junk' characters [0;83;32M0] after tmux

Both my local and remote are Ubuntu 18, though I have seen it in 16 as well. I establish a ssh to my remote server, start tmux (2.1.3), something causes the pipe to break. When I ssh back in, but ...
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303 views

Wait for tmux session to exit abd execute command

I have gameserver running in a tmux session and I want to make a script that automatically restarts the server. The scheduling can be done with cron from what I've read. The script sends keys to the ...
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1k views

Start the first terminal from tmux

I usually start my second terminal from tmux by a cumbersome steps 1) Start a terminal ( I used alacritty) 2) initiate a tmux session tmux new -s 'main' 3) start a second terminal alacritty The I ...
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25 views

enlarging pane in tmux (C-b z) kills a pytest run

Is there a reason for my local pytest run to die right after I Ctrl-b z? Is there a signal that is sent and not catched by the tmux server and thus, somehow killing my pytest? (I think running the ...
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648 views

Tmux is not running under a terminal?

I starts to use tmux and find an interesting thing, In the gnome-terminal $ pstree -asp $$ systemd,1 splash └─systemd,14385 --user └─gnome-terminal-,15157 └─bash,17525 ...
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215 views

urxvt isn't launching with the tmux as a startup command

Previously this line was working and was launching the urxvt with a tmux in it: urxvt -e tmux … but after my latest install of 18.04.1 Ubuntu it's not launching any more. urxvt version is v9.22. I'...
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When selecting a byobu session to resume it just creates a new one instead, how can I fix this?

Basically when I connect to the server using ssh I get the list of all sessions as I've used byobu-enable but it doesn't seem to be working properly. It is running with tmux as back-end. The server is ...
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205 views

Messages from syslogd flooding the terminal when waking up from sleep

So, after browsing the web for a few days and without finding any solution to my problem, I thought I had to expose it here to seek one, as nothing has worked so far. I am using Tmux, and I see these ...
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119 views

`byobu` window with `sudo su -`

I'm aware that what I would like to do is not safe... I would like to open a window in my byobu session with the root prompt. (i.e. with sudo su -.) Once I get the root prompt, I would like to ...
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2k views

How to properly launch tmux on terminal startup?

I've used this snippet to launch tmux when the terminal is launched: # TMUX startup if command -v tmux>/dev/null; then [[ ! $TERM =~ screen ]] && [ -z $TMUX ] && exec tmux fi But ...
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385 views

Can I re-read my edited tmux.conf from within a tmux session?

Trying to avoid having to close the tmux session just to change the key bindings.
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79 views

Keep vps process always!

I bought a VPS, and I want to run a java instance. I want to keep this process always(after closing putty, after closing my PC) I tried “tmux”. With tmux, the java program still running after closing ...