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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SOLVED tmux: How to copy large bodies of text to system clipboard?

I shift click to select text then shift-C-c to copy it to the system clipboard, but I can't do this and scroll to copy large bodies of text and can't do it using only keys either. I'm running kali ...
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Screen/tmux vs manually daemonize with systemd

Does it ever make sense to manually daemonize your console app (using systemd) instead of just running it with screen or tmux (with optionally something like byobu)? I don't know how can I make this ...
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Use bash functions in tmux run-shell command

I am trying to implement a feature of opening files in vim using ranger in separate tmux pane. It works if define commands directly in .tmux.conf. But having much code there doesn't look good, so I am ...
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tmux in xterm - next-window no refresh (text from one window in the next)

using tmux, when switching windows the content of one window is taken to the next window. To reporoduce: tmux new; C-b c; # (create new window) ls /bin; C-b n; # (go to next-window) Now the content ...
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Tmux error after 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. Like this ubuntu@instance-20201225-1115:~$ tmux attach-session -...
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SHIFT+F2 does not create a horizontal split in byobu in tmux mode (using Putty SSH client)

SHIFT+F2 does not create a horizontal split in byobu in tmux mode (using Putty client from Windows 7). SHIFT+F2 just gives me '~' in the terminal. Byobu installed on Debian 8.11. Using byobu version: ...
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tmux error in chroot

I set up a chroot and copied tmux and all the required libraries. When I log in as the chroot user and run tmux, I get the error tmux: invalid LC_ALL, LC_CTYPE or LANG. How do I fix the error?
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byobu: Set status bar color only for current session

Sometimes I start a second byobu session, but in a new terminal window: alacritty -e byobu -S session-$(date +%H%M%S) (I prefer a separate window, so I can change between them using my window manager'...
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43 views

Binding key in tmux without prefix key

I have the following in my tmux.conf # Ctrl - t or t new window unbind t unbind C-t bind-key t new-window bind-key C-t new-window But these commands just work if I prefix them with my leader key. How ...
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How to automatically log all my `tmux` sessions to a file in directory, accordingly to my session name?

I have several named tmux sessions. For example: $ tmux new -s mysession1 $ tmux new -s mysession2 I would like to put something in my ~/.tmux.conf which would automatically log each session to a ...
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Why has my remote connection stopped working, despite active TMUX session?

I've only been using Linux for a few months now and I'm still a beginner so I apologise if I use incorrect terms. I'm running Arch and the remote machine is on Manjaro. I have been running experiments ...
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tmux: How to always resize all windows to maximum available size?

I am running tmux 3.0a, and when I connect with a smaller resolution terminal, also the bigger terminal gets resized to the smaller. This is well known (although I don't understand why they made this ...
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Does tmux need a console?

I'm trying to automate the creation of a tmux session and windows within it running commands and have a script to do so and although it works fine when I run it from command line, it fails if I run it ...
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tmux from cron fails “lost server”

I have a bash script which kills and recreates a tmux session, which works fine run from command line, but when I run from cron the tmux kill works but the create session outputs "lost server&...
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switch key tables in tmux

I want tmux to work more like vim, i.e. there's a normal mode and an insert mode. Tmux has keytables, and supports custom keytables, so I can bind Escape -T insert to switch to Normal mode, but what ...
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tmux errors: The command could not be located because '/bin:/usr/bin' is not included in the PATH environment variable

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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Is it possible to change bspwm binds to work like tmux binds?

I come from tmux and I was wondering if its possible to configure sxhkd and bspwm to have binds just like it. For example, Assuming my C-w is my prefix rather than the default C-b tmux prefix C-w h # ...
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How to move between tmux panes? Ctrl b arrow keys not working

I'm having problems with my setup. I have installed zsh and powerlevel 9k. I looked up to some of the tmux shortcuts which is not working for me. I have no idea why? In order to move between panels I'...
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How to make scrolling in tmux smoother?

I am using the below configuration - setw -g mouse on to use mouse scrolling within tmux sessions. However, I notice the scrolling is not as smooth as an the Terminal. Is there any tweaking/...
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How to change the tmux working directory with a shell command

I want to create a shell command that, when run, sets the working directory of the current tmux session to the current working directory. There are numerous answered questions on how to set the ...
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tmux: small rendered view when opening buffers

I am running WSL-2 on windows with Ubuntu. I am running wsl from Powershell. After some update or another, any tmux session I open in the powershell renders with a very tiny screen size. tmux a -dt ...
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Is it a bad idea to connect to a Screen session through TMUX?

I currently have 3 or so programs running in Screen instances, and I would like to access them all in TMUX. The current process is this: At system boot, three individual Screen instances are started ...
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How to update env before every command (literally)

I use many different VPNs for work and switch between them often using a script that sets up $http_proxy and $https_proxy for me. The issue is when I have a terminal open these variables won't update ...
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I installed tmux, and when I launch it, on terminal it shows this iritating grey bar. Is there way to remove it?

This gray bar "amarbrkic@prometheus: ~80x24". Thanks in advance.
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SSH tmux terminal lines unreadable due to wrong overlap, interleaving

I am not sure what to search for. "Terminal lines overlap" mostly brings up posts where that is the desired behavior. Let me demonstrate what I am experiencing over SSH to Raspberry Pi ...
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How to add gaps between tmux panes?

Tmux with split panes usually looks like this: |-----------------------|-----------------------| | | | | | | | ...
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How to run Tmux when opening a terminal in ArcoLinux?

I already know there are other questions like this, but their answers don't help me. I want to run Tmux when I open the terminal in ArcoLinux, that is based on Arch Linux, so in order to do this, I ...
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If I run tmux and then `kill` the tmux process, I see two bash processes. How does this second bash relate to the first and how do I kill it?

As stated in the question, I'm trying to better understand sessions, processes, process groups, etc. A few questions that I came across while playing around with tmux. If I open tmux and run ps, I ...
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:How to change `Prefix :` (command prompt) to `Prefix ;` in tmux?

I tried to change from prefix - : to prefix - ; in tmux and it doesn't seem to work. Edit 1: Explanation For a tmux prompt you hit, prefix then : (i.e shift + ;). I want to change it to , prefix then ...
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Tmux Corrupted or Glitched

I have a machine in AWS cloud that now started to use SSM (session manager) to connect. When using the TMUX and split the panes it starts to glitch. It happens all sort of corruption. The layout doesn'...
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Get a tmux window index by name

Is there a way, being outside of tmux, in a specific session to get a window index by window name provided that there is either 0 or 1 window with a given name? I need this info to prevent creation of ...
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How to send a CTRL+C to a tmux pane using crontab?

How can I send a CTRL+C to my tmux tab using crontab? I have the following and it works for sending commands, but I'm not sure how to send a CTRL+C to it. 0,30 * * * * /usr/bin/tmux send-keys -t 0 &...
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tmux bind-key save output

I'd like to have a custom tmux bind-key to save screen output to a unique file. This works bind-key S capture-pane -S -99999 \; save-buffer /tmp/tmux.txt \; delete-buffer but these do not, with and ...
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tmux: can a program running in a pane resize the pane?

Context: I have a window split into three panes. The top pane is running a script which shows my mercurial status by occasionally running 'hg xl'. My script knows how many lines are output by the ...
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How can I use `send-keys` or some other Tmux command to run a key-binding programmatically?

I want to use send-keys or some other Tmux command to execute the following key-binding (M-l) using prefix: C-a and send-prefix: C-a bind M-l send-keys -R \; clear-history \; send-keys C-l \; display &...
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How to run a Tmux command across all panes in a single or multiple sessions?

I sometimes want to run a Tmux command across all panes in a single or multiple sessions to e.g. clean up my working environment. An example would be to execute this Tmux command: # Clear screen bind ...
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How can I start tmux in a readonly environment?

I'm trying to start a tmux session in a readonly environment, but receive the error: pi@raspberry(ro):~/development$ tmux error creating /tmp//tmux-1000 (Permission denied) This raspberry pi project ...
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ssh “tmux a || tmux” works sometimes?

This command works always (with sh or bash): ssh -t HOST sh -c "tmux a 2>/dev/null || tmux" These fail about half the time: ssh -t HOST -- "tmux a 2>/dev/null || tmux" ssh -...
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Tmux history limit not working with putty

I use putty to connect to my remote servers and I use tmux on it. I tried adding this to my tmux.conf: set -g history-limit 150000 Even after rebooting the server and logging back again, it does not ...
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How print tmux panes nubmer?

How I can print panes number that shows by prefix + q? This shortcut show panes from 1 to N But echo $TMUX_PANES print internal panes nubmer
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Checking if tmux session is still busy from outside the session itself

How can I check if a tmux session is still busy (is running some process) from outside the session itself?
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How can I copy (yank) text in `copy-mode-vi in` Tmux, while the terminal is outputting text?

I often want to copy (yank) text in copy-mode-vi, while the terminal is outputting text. However, it seems impossible to reliably mark the text, while the terminal is not still (i.e., it outputs text ...
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Opening multiple screens in a linux terminal using a script or command

I want to open screens vertically and horizontally. I have used the following: tmux ctrl + b then % ctrl + b then " screen ctrl + a then S ctrl + a then | But, is it possible to open a screen ...
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X11 unable to open display after re-logging into a tmux session

I have a desktop at work that I use as a "tmux server." I ssh -Y u@Work_Desktop from home into the Work Desktop then ssh -Y u@Work_Server into another server at work. I run x applications ...
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tmux: How to have the main pane of the main-vertical layout on the right?

bind -n M-Enter split-window -h -c "#{pane_current_path}" \; \ swap-pane -d -t :.1 \; \ select-layout main-vertical The above's snippet is how I am spawning new panes with the main ...
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How to copy and paste with tmux using left click

I'm using tmux 2.6 and Ubuntu 18.04 with putty. How can I achieve this? Obs: How to copy and paste with a mouse with tmux uses middle button which don't exist in laptops
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How can I force tmux to sort my sessions alphabetically?

I thought that in tmux, the list of sessions (<prefix>-s) is always automatically sorted alphabetically. I seem to remember this being so always. I create my sessions with names specifically ...
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350 views

What's the effect of `escape-time` in Tmux?

I've set the escape-time option in ~/.tmux.conf, since it's present in many Tmux configuration files. However, I don't really see any effect after setting this option. In particular, if I set the ...
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38 views

Tmux colors lost

I've got two very similar Linux installations (Manjaro). On one of them the basic output is colored out of the box (no ~/.tmux.conf yet). On another it's black an white. Adding ~/.tmux.conf: set -g ...
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132 views

What allows bash to autocomplete tmux “sub-commands”?

I'm trying to replicate some useful features from my work PC at home. At work, bash will helpfully autocomplete tmux "sub-commands": e.g. I type "tmux new-s<tab>" and bash ...

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