Using Tmuxinator with Tmux to remotely connect to several hosts via ssh using the even vertical pane layout

remote_connect.yml

# ~/.tmuxinator/remote_connect.yml
# more info on tmuxinator:  https://github.com/tmuxinator/tmuxinator

name: remote
root: ~/path/to/your_project/dir

windows:
  - local: ls -la
  - remote:
      layout: even-vertical
      panes:   # :setw synchronize-panes
        - server1:
          - ssh your_server_name_or_ip_address_here
        - server2:
          - ssh your_server_name_or_ip_address_here
        - server3:
          - ssh your_server_name_or_ip_address_here
        - server4:
          - ssh your_server_name_or_ip_address_here
        - server5:
          - ssh your_server_name_or_ip_address_here
        - server6:
          - ssh your_server_name_or_ip_address_here