# Pastebin yKiaoZ2g
@idlemind 
```
2018-02-07 13:30:04.994 28702 WARNING nova.virt.libvirt.imagecache [req-e33f1d27-ae0a-4b62-ae6c-5c7e22327557 - - - - -] Unknown base file: /var/lib/nova/instances/_base/c7d47472004424f3109893f971512701f2877ffa
2018-02-07 13:30:04.994 28702 INFO nova.virt.libvirt.imagecache [req-e33f1d27-ae0a-4b62-ae6c-5c7e22327557 - - - - -] Removable base files: /var/lib/nova/instances/_base/c7d47472004424f3109893f971512701f2877ffa
2018-02-07 13:30:04.995 28702 INFO nova.virt.libvirt.imagecache [req-e33f1d27-ae0a-4b62-ae6c-5c7e22327557 - - - - -] Base or swap file too young to remove: /var/lib/nova/instances/_base/c7d47472004424f3109893f971512701f2877ffa
2018-02-07 13:30:04.995 28702 INFO nova.virt.libvirt.imagecache [req-e33f1d27-ae0a-4b62-ae6c-5c7e22327557 - - - - -] Base or swap file too young to remove: /var/lib/nova/instances/_base/swap_1024
```