Questions tagged [tmux]

tmux is terminal multiplexer software, allowing users to work with terminals using multiple windows and panes, which can be created, removed, attached, and reattached as needed.

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tmux: line-wise text selction in vi copy mode

In tmux, I generally want to select whole lines for copying. How can I select text line wise, like vi's V command?
Tom Hale's user avatar
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1 vote
2 answers
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bash : Executing blocking script in Tmux

Im trying to run 2 scripts in 2 different TMUX panes from a bash file. The problem is that they are all blocking, so once I execute a process from one pane, I can't move to the other pane to execute ...
Liam F-A's user avatar
1 vote
0 answers
577 views

Can't scroll tmux context by more than one line at a time

On OS-X I can't scroll in T-mux by more than one line at a time. I have tried the following things: Ctrl+b then pg-up or pg-down. Ctrl+b then [ then pg-up or pg-down. Ctrl+b then shift+pg-up or ...
Matt's user avatar
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1 vote
1 answer
1k views

ability to switch between panes has broken in tmux with vim

Ok, so I run vim inside of tmux and recently (today in fact) I suddenly can't use ctrl+hjkl to switch between panes in tmux and vim, instead it just makes the bell sound and refuses to switch. If I ...
Thermatix's user avatar
  • 253
0 votes
1 answer
868 views

tmux GUI-based scrolling

GUI terminal emulators like xfce4-terminal have several ways of scrolling through the terminal's buffer. Primarily: shift-(pgup/pgdown, home/end, up/down) mouse wheel clicking and dragging button on ...
enigmaticPhysicist's user avatar
5 votes
2 answers
425 views

How to load parts of bash alias only when logging in via ssh [duplicate]

As the title states, is it possible to have an alias only load when I access the machine through ssh, or better yet, only from a specific computer through ssh?
jrmo14's user avatar
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1 vote
1 answer
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Kerberos ticket in tmux session

I have two servers, on both I need to authenticate with kerberos. If I don't have a valid kerberos ticket, I cannot login on server A. On Server B, I can login without a kerberos ticket, it will ...
pfnuesel's user avatar
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0 answers
366 views

screen always clear screen upon exit - how to disable it

Seems that unlike less that can switch off clearing screen -- 'less' command clearing screen upon exit - how to switch it off? the screen always clear screen upon exit. That's very ...
xpt's user avatar
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2 votes
1 answer
550 views

Possible to set per-session/context-sensitive key bindings in tmux?

I do everything in tmux, so I have a stanza in my .bashrc to create/attach to a session whenever I enter a shell. Sometimes, I ssh into a machine that shares the same configuration. So I'm already in ...
Ryan Lue's user avatar
  • 505
1 vote
0 answers
751 views

Send a command to the currently attached tmux session from a bash script

I am inside a fresh tmux session called mysession, and I would like to split the window from the command line. I have read this post, but can't get the solution to work. When I call this from within ...
x1f577's user avatar
  • 111
1 vote
1 answer
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Left Arrow Key Not Working in Tmux Bash

Problem When I'm in bash in tmux, I can't use the left arrow key (on my keyboard) to move the cursor left over text I've typed. No other characters show up, the cursor does not move, nothing happens....
jrefior's user avatar
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6 votes
3 answers
4k views

Shift-Arrow keys working in KiTTY but not PuTTY for nested tmux configuration

For years I have been using a different prefix key for nested instances on tmux. I use \ on my own server, but a for any other servers I connect to and start a nested tmux session. I have found this ...
paradroid's user avatar
  • 23k
0 votes
1 answer
3k views

How to make tmux work on a Google Cloud Platform linux vm?

The google docs says GCP uses tmux internally to make terminal sessions reattachable, but I cannot get tmux to work for me when I try to use it myself. This is all that happens: $ tmux [exited] ...
oligofren's user avatar
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2 votes
1 answer
418 views

Byobu status bar conflicts with vim-airline

I started using Byobu and found this interesting problem. Then I run Vim with vim-airline plugin (status bar like powerline) inside byobu session, it interferes byobu status bar. The problem exists ...
spellanser's user avatar
11 votes
3 answers
4k views

zsh crash when starting inside tmux with `zsh-newuser-install: startup files exist, aborting`

Every time I try to start zsh inside of tmux it crashes wwith zsh-newuser-install: startup files exist, aborting It worked flawless yesterday night, and suddenly this morning nothing works... I'm ...
Richard87's user avatar
  • 221
4 votes
2 answers
3k views

tmux is exporting an environment variable that is no longer being exported in .bashrc

I'm having a really strange problem. Tmux is exporting an environment variable that I used to have exported in my ~/.bashrc, but which I have since removed (let's just call this $MYSTERIOUS_ENV_VAR. ...
3cheesewheel's user avatar
1 vote
1 answer
1k views

Avoiding "nested sessions" warning when using tmux from systemd

I want to use a single script to launch 2 sessions, a daemon session and a user session. I want the script to start upon boot without any users logged in. The script I created works when launched ...
motech man's user avatar
1 vote
1 answer
387 views

CMUS doesn't run correctly in TMUX session

As you can see in the screenshot, cmus doesn't display correctly inside tmux. Normally, starting cmus directly works fine. But I ask because I want to use the detachable hack. I can't figure out ...
udiboy1209's user avatar
11 votes
1 answer
18k views

Using tmux - scrolling via ssh

Instead of ssh-ing from many terminal windows to a remote server, I deceded to start using tmux via one single ssh connection. There are things I cant seem to get working though. The most important ...
Adam Hunyadi's user avatar
1 vote
0 answers
242 views

tmux status bar keeps echoing on gnome terminal

I'm unable to find the search terms for this problem, so I've attached a screenshot. Every minute, the tmux status bar outputs a new status line instead of updating. This seems to happen mainly on ...
user84207's user avatar
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2 votes
0 answers
651 views

How do I use tmux 2.4's double/triple click to select text with bash/iTerm2?

Following on this question from 2013 and this question from 2015, has anyone identified how to use tmux 2.4's new Support for mouse double and triple clicks to select text without modifier keys? I'm ...
Joel Kulesza's user avatar
1 vote
1 answer
455 views

Launch or reattach a split GNU-screen, with each pane running its own command?

I want to be able to launch a command, like ./stats.sh, to open a screen (Or tmux, or whatever else if need be) that is either reattached if it already exists - or launched if it doesn't, running say, ...
Jon's user avatar
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5 votes
1 answer
6k views

tmux doesn't use default shell

My tmux started to behave in a strange way, briefly. Today I noticed that my tmux session does not start with a bash shell but instead it starts with ?(no idea). What I can see is just a dollar $. ...
Peter's user avatar
  • 151
0 votes
1 answer
188 views

Show invisible characters as code point box in tmux

As shown in the image below, tmux cann't show control character \0x1, i.e. C-A as Termite or Gnome-Terminal. Is there any option to turn on showing invisible character, or is it related to TERM and ...
wliao's user avatar
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2 votes
0 answers
2k views

tmux gives no current session each time after enter a session on macOS

I'm running macOS Sierra and have tmux 2.4 installed. Once upon a time, I found I couldn't paste via "p" in vim, so I added below into my .tmux.conf set -g default-command 'reattach-to-user-namespace ...
NeilWang's user avatar
  • 125
0 votes
1 answer
513 views

TMUX keeps asking my ssh passphrase since I updated to Sierra (macOS)

Just updated to MacOS Sierra and I've followed the prescribed fixes for what Apple broke with SSH and the keychain as detailed here (macOS keeps asking my ssh passphrase since I updated to Sierra) ...
btburton42's user avatar
1 vote
1 answer
1k views

tmux on Windows Linux Subsystem yields spurious characters

Whenever I start up tmux on Windows, I get a bunch of weird characters that I have to delete: ^[[?1;0ceddie@OPTIMUS ~ $ 1;0c Even if I comment out my .bashrc and .tmux.conf, I still get this. How ...
Eddie Parker's user avatar
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1 vote
1 answer
198 views

Mutt with TMUX, problems with external command

I set up mutt to look up my OS X Contacts, when I compose a new mail, start typing the name and hit <TAB> or <C> - t. This works fine, gives me a list with suggestions. set query_command =...
Edgar Alloro's user avatar
1 vote
1 answer
434 views

Run vim's :redraw! command after issuing tmux send-keys command

I'm running a command to send a keystroke to another vim buffer open in a tmux terminal: :silent !tmux send-keys -t 1.left 'F7' It works, but my originating terminal goes blank and I have to issue a ...
StevieD's user avatar
  • 473
2 votes
1 answer
213 views

Tmux config echoed as shell input parameters

Good evening, i'm facing a pretty strange problem (at least i've never encountered something like it before) with my tmux config. Some days ago i made some modifications to my tmux config file and now ...
ClonedOne's user avatar
  • 195
10 votes
3 answers
7k views

Is there any simple tmux/screen alternative?

I would like to connect to a terminal session/application running on different computer but without usage of terminal multiplexer as tmux or screen. I don't need split windows or sharing the terminal ...
Jiří Prokop's user avatar
0 votes
1 answer
418 views

Can't login after removing tmux

I'm on xubuntu 16.10. Just ran sudo apt remove tmux and it removed the package successfully. Problem is, as soon as I try opening any terminal it just disappears. I tried Ctrl+Alt+F2 to get a ...
Simone's user avatar
  • 145
4 votes
1 answer
4k views

How to get last tmux lines?

I'm writting a script that's suppossed to open x number of tmux sessions, check for the last line and then, deppending on the output, do this or that, but I just can not find a way of saving tmux's ...
sysfiend's user avatar
  • 517
2 votes
0 answers
300 views

Byobu search highlighting

Is there a way to highlight search results in byobu scrollback mode?
codentary's user avatar
  • 123
1 vote
1 answer
1k views

Why are my vim colors different within a tmux session in the macOS terminal?

I'm trying to figure out what's going on with my colors within vim in tmux. For some reason the colors seem correct everywhere except in vim. Every similar question I've found seemed to be resolved by ...
Kevin B's user avatar
  • 13
2 votes
1 answer
3k views

Tmux over SSH in script

I'm trying to write a script which spawns multiple long-running commands on both a remote and local machine. Currently, an example of my solution would be: #!/bin/bash ssh -t [email protected] tmux new -...
Girmi's user avatar
  • 23
1 vote
2 answers
644 views

How to stop tmux from minimizing terminal working area when accessing server through PuTTY?

Login to Debian server with PuTTY. Right-click on windows, select full screen. Have a nice big working area. Type tmux and immediately the working area is reduced to a standard small terminal window. ...
A.L. Verminburger's user avatar
9 votes
1 answer
3k views

"tmux has-session" search is prefix-matching

I'm trying to determine if a tmux session exists by has-session command. If I have a session named abcdf: adm@VirtualBox:/$ tmux -V tmux 2.1 adm@VirtualBox:/$ tmux ls abcdf: 1 windows (created Fri ...
ytch's user avatar
  • 93
1 vote
0 answers
813 views

tmux fails to start in babun

I am trying to get tmux to work in babun. This basically means I am running zsh, oh-my-zsh, mintty and cygwin on Windows (64-bit Windows 7). Babun comes with a package manager, pact, that I used to ...
Octaviour's user avatar
  • 462
2 votes
1 answer
1k views

Tmux: Single command to go to a specific pane

I have various tooling around tmux and history so I can trace back what happened where (in which pane, in particular). inside my zsh preexec I am able to log out (for my custom shell command history ...
Steven Lu's user avatar
  • 3,668
2 votes
1 answer
3k views

Tmux if-shell condition always false

I'm trying to set my TERM environment variable for tmux sessions in my .tmux.conf based on the value of TERM inherited from the parent shell (which is bash). Note that I have the following line in my ....
villapx's user avatar
  • 163
2 votes
0 answers
652 views

Tmux in Urxvt. Esc key behaves like Meta

In Tmux I have assigned Alt+Arrows combinations (M+Left, M+Right, etc) to switch between panes. It's working ok in most cases. But after changing pane with one of the Alt+Arrow combination every ...
vigilancer's user avatar
0 votes
1 answer
1k views

Libevent missing when building tmux, while it is there

I am trying to build tmux locally (no root, so no yum install possible). On Centos7 I cannot build it... ~/build/tmux-2.3$ ./configure --prefix=/home/statquant/programs/ checking for a BSD-compatible ...
statquant's user avatar
  • 245
3 votes
1 answer
7k views

How to make byobu work on Windows, using "Bash for Windows", on the Cmder (ConEmu) terminal?

I am using a vanilla install of Cmder (mini). Windows 10 with WSL (Windows Subsystem for Linux, Bash for Windows) installed. Using the following command to load bash in Cmder. %windir%\system32\bash....
Anjan's user avatar
  • 155
1 vote
1 answer
2k views

Windows10: ubuntu bash shell + mintty: tmux copy selection

I'm using tmux under WSL Ubuntu bash shell in Windows 10 with mintty terminal (https://github.com/mintty/wsltty). In tmux: Ctrl+B, then Ctrl + Space I can make a selection (shown on screenshot). But ...
WHITECOLOR's user avatar
22 votes
2 answers
15k views

Ctrl + arrow keys for tmux not working in PuTTY

I'm using PuTTY to ssh into a Debian machine. When I try to use Ctrl + [arrow key] to resize panes in tmux, the active pane just switches as if I was not holding Ctrl. Other Ctrl key shortcuts work ...
cambunctious's user avatar
1 vote
1 answer
2k views

line wrapping breaks intermittently (R, tmux, readline)

I often keep several R command-line interactive sessions running on my desktop at work, linked to vim with the vim-r-plugin (which is kind of like ESS). I use tmux to connect to them remotely, and ...
Patrick B.'s user avatar
2 votes
0 answers
183 views

Making tmux let vim resize putty window

When using vim in a putty window, a resize command such as :set columns=161 will change the width of the putty window to match the new size. When running under tmux, putty doesn't get the command to ...
Octa9on's user avatar
  • 121
0 votes
1 answer
1k views

Tmux command to move cursor right/left by one word

Outside of tmux, in my terminal (termite), hitting ctrl-right or ctrl-left will move the cursor right/left by one word. Inside of tmux, hitting those bindings only moves the cursor by one character. I ...
Marcel's user avatar
  • 288
0 votes
1 answer
4k views

Use tmux pane-border-format with vim to set pane titles

Inside my init.vim I have some code like this to set my window titles: augroup Tmux "{{{2 au! autocmd VimEnter,BufNewFile,BufReadPost * call system('tmux pane-border-format "#{pane_index} vim-' . ...
pizza247's user avatar
  • 131

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