# How to Make Systemd Kill or Stop Respawning the Rsyslog Daemon

To prevent `systemd` from respawning or automatically restarting the `rsyslog` daemon, you need to modify the service configuration. Here’s how you can do that:

### 1. Modify `rsyslog` Service Configuration

By default, `systemd` will manage the `rsyslog` service and may restart it if it fails or is stopped. You can change these settings by creating or editing the `rsyslog` service unit file.

### Edit the Service File

1. **Locate the Service File:**
    
    The default service unit file for `rsyslog` is usually located at `/lib/systemd/system/rsyslog.service` or `/etc/systemd/system/rsyslog.service`. You should create an override file to modify the default behavior rather than editing the file directly.
    
2. **Create an Override File:**
    
    Use the following command to create or edit an override file:
    
    ```bash
    sudo systemctl edit rsyslog
    ```
    
    This will open an editor for a drop-in configuration file in `/etc/systemd/system/rsyslog.service.d/`.
    
3. **Add Configuration to Prevent Restart:**
    
    In the editor, add the following content to prevent `systemd` from restarting the `rsyslog` service:
    
    ```
    [Service]
    Restart=no
    ```
    
    Save and exit the editor.
    

### 2. Reload Systemd Configuration

After making changes to the service configuration, reload the `systemd` daemon to apply the changes:

```bash
sudo systemctl daemon-reload
```

### 3. Stop the Rsyslog Service

To stop the `rsyslog` service, use the following command:

```bash
sudo systemctl stop rsyslog
```

### 4. Verify Service Status

You can check the status of the `rsyslog` service to ensure it is not running and is not set to restart:

```bash
systemctl status rsyslog
```

### Example of Full Override File

The complete override file might look like this:

```
[Service]
Restart=no
```

### Additional Notes

- **Disabling Autostart**: If you want to ensure `rsyslog` does not start automatically at boot, you can disable it with:
    
    ```bash
    sudo systemctl disable rsyslog
    ```
    
- **Manual Start**: If you need to start `rsyslog` manually later, you can do so with:
    
    ```bash
    sudo systemctl start rsyslog
    ```
    

This approach gives you control over the `rsyslog` service behavior and prevents `systemd` from automatically restarting it.