Fix:
https://servizi.linux.it/
> 502 Bad Gateway
```
name=/opt/sandstorm/var/log/mongo.log
2021-05-12T09:33:31.949+0000 [initandlisten]
2021-05-12T09:33:31.949+0000 [initandlisten] ERROR: Insufficient free space for journal files
2021-05-12T09:33:31.949+0000 [initandlisten] Please make at least 422MB available in /var/mongo/journal or use --smallfiles
```