Tmux usage

some simple command to use:

create session

tmux new -s {session-name}

split window

ctrl+b, %  (left-right)
ctrl+b, "" (up-down)

close-sub-window

ctrl+b, x

scroll window

ctrl+b, [

leave session

ctrl+b, d

re enter session

tmux new -t {session-name}

Ref: