1. Uses of tmux explained (for fun & sysadmin)Stanislas Polu
June 7th 2013
bit.ly/tmux-
explained
Made by nitrogr.am

2. What is a terminal multiplexer?
It lets you switch easily between several
programs in one terminal, detach them (they
keep running in the background) and reattach
them to a different terminal.
And do a lot more.
http://tmux.sourceforge.net

3. tmux
(server)
Unix Domain Socket:
/tmp/tmux-{uid}/default
pts/0 pts/1
@spolu @x1t0
tmux
(screen)
tmux
(screen)
pts/4 pts/5 pts/6
ssh bash vim
TMUX Architecture

5. tmux
(server)
/tmp/tmux-{uid}/default
pts/0
@spolu
tmux
(screen)
pts/4
$ tmux
bash
Starting TMUX
(openpty)

6. tmux
(server)
pts/0
@spolu
tmux
(screen)
pts/4
$
bash
Starting TMUX
pts/5
bash
C-b c
/tmp/tmux-{uid}/default

7. tmux
(server)
pts/0
@spolu
tmux
(screen)
pts/4
$ fsck /dev/md2
bash
Detach - Attach
pts/5
fsck
/tmp/tmux-{uid}/default

8. tmux
(server)
pts/4
$
bash
Detach - Attach
pts/5
fsck
C-b d
pts/0
@spolu
bash
/tmp/tmux-{uid}/default

9. tmux
(server)
pts/0
@spolu
tmux
(screen)
pts/4
$ tmux attach
bash
Detach - Attach
pts/5
fsck
/tmp/tmux-{uid}/default

11. tmux
(server)
/tmp/pair
pts/4
bash
Screen Sharing
pts/0
@spolu
tmux
(screen)
$ tmux -S /tmp/pair
$ chmod 777 /tmp/pair
@spolu

12. tmux
(server)
/tmp/pair
pts/4
$ tmux -S /tmp/pair new
$ chmod 777 /tmp/pair
bash
Screen Sharing
@spolu
pts/0 pts/1
@spolu @x1t0
tmux
(screen)
tmux
(screen)
$ tmux -S /tmp/pair attach
@x1t0

14. #!/bin/sh
alias tmux-shared="tmux -S /tmp/tmux-shared"
tmux-shared new-session -d -s str1
chmod 777 /tmp/tmux-shared
tmux-shared new-window -t str1:1 -n 'str1-1' 'ssh nitrogram@str1-1'
tmux-shared new-window -t str1:1 -n 'str1-2' 'ssh nitrogram@str1-2'
tmux-shared new-window -t str1:1 -n 'str1-3' 'ssh nitrogram@str1-3'
tmux-shared kill-window -t str1:0
tmux-shared select-window -t hawkhost:1
tmux-shared attach -t hawkhost
SysAdmin Trick

15. THIS THING IS POWERFUL, BUT...