# LibTmux::Server.snapshot-async

- **Module:** LibTmux
- **Package:** LibTmux
- **Language:** Raku
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-raku/blob/e76160bcce6e03976d49424da15b7c31afb2c68e/lib/LibTmux/Server.rakumod#L377
- **Page:** https://libtmux.org/en/raku/latest/reference/libtmux-server-snapshot-async/

```
method snapshot-async(Cancellation :$cancel = Cancellation --> Promise:D)
```

Resolve a fresh captured graph; cancellation propagates through every acquisition stage.

Resolve a fresh captured graph; cancellation propagates through every acquisition stage.

## Parameters

- `$cancel?` (`Cancellation`)

## tmux command

The tmux commands behind `snapshot-async`.

- [`list-buffers`](/en/tmux/latest/manual/list-buffers/)
- [`list-clients`](/en/tmux/latest/manual/list-clients/)
- [`list-panes`](/en/tmux/latest/manual/list-panes/) `-a` server scope, [`cmd_list_panes_server`](/en/tmux/latest/reference/c-function-cmd-list-panes-c-cmd_list_panes_server/) (source: `lib/LibTmux/Server.rakumod:379`)
- [`list-sessions`](/en/tmux/latest/manual/list-sessions/)
- [`list-windows`](/en/tmux/latest/manual/list-windows/) `-a` server scope, [`cmd_list_windows_exec`](/en/tmux/latest/reference/c-function-cmd-list-windows-c-cmd_list_windows_exec/) (source: `lib/LibTmux/Server.rakumod:379`)

## tmux C API

The C declarations in tmux that implement these commands.

- [`cmd_list_buffers_entry`](/en/tmux/latest/reference/c-variable-cmd_list_buffers_entry/) (attribute)
- [`cmd_list_buffers_exec`](/en/tmux/latest/reference/c-function-cmd-list-buffers-c-cmd_list_buffers_exec/) (function)
- [`cmd_list_clients_entry`](/en/tmux/latest/reference/c-variable-cmd_list_clients_entry/) (attribute)
- [`cmd_list_clients_exec`](/en/tmux/latest/reference/c-function-cmd-list-clients-c-cmd_list_clients_exec/) (function)
- [`cmd_list_panes_entry`](/en/tmux/latest/reference/c-variable-cmd_list_panes_entry/) (attribute)
- [`cmd_list_panes_server`](/en/tmux/latest/reference/c-function-cmd-list-panes-c-cmd_list_panes_server/) (function)
- [`cmd_list_sessions_entry`](/en/tmux/latest/reference/c-variable-cmd_list_sessions_entry/) (attribute)
- [`cmd_list_sessions_exec`](/en/tmux/latest/reference/c-function-cmd-list-sessions-c-cmd_list_sessions_exec/) (function)
- [`cmd_list_windows_entry`](/en/tmux/latest/reference/c-variable-cmd_list_windows_entry/) (attribute)
- [`cmd_list_windows_exec`](/en/tmux/latest/reference/c-function-cmd-list-windows-c-cmd_list_windows_exec/) (function)