# LibTmux::Async::Server#kill

- **Module:** LibTmux::Async
- **Package:** libtmux-async
- **Language:** Ruby
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-ruby/blob/da7b6191b9439e3c84fa1c9eeaa9168263ee7af4/gems/libtmux/lib/libtmux/server.rb#L248
- **Public owner:** LibTmux::Server#kill
- **Page:** https://libtmux.org/en/ruby/v0.1.1/reference/libtmux-async-server-kill/

```
def kill: (
  ?timeout: ::Numeric,
  ?cancel: untyped
) -> ::LibTmux::CommandResult
```

Behavior: Killing daemons.

Behavior contract: Killing daemons.

## Parameters

- `timeout` (`::Numeric`)
- `cancel` (`untyped`)

## tmux command

The tmux commands behind `kill`.

- [`kill-server`](/en/tmux/latest/manual/kill-server/)

## tmux C API

The C declarations in tmux that implement these commands.

- [`cmd_kill_server_entry`](/en/tmux/latest/reference/c-variable-cmd_kill_server_entry/) (attribute)
- [`cmd_kill_server_exec`](/en/tmux/latest/reference/c-function-cmd-kill-server-c-cmd_kill_server_exec/) (function)