This is what I have in /dev/disk: ubuntu@46-f4:~$ sudo su - root@46-f4:~# ls -la /dev/disk total 0 drwxr-xr-x 4 root root 80 Apr 3 17:25 . drwxr-xr-x 17 root root 3600 Apr 3 17:25 .. drwxr-xr-x 2 root root 60 Apr 3 17:25 by-partuuid drwxr-xr-x 2 root root 160 Apr 3 17:25 by-path root@46-f4:~# ls -la /dev/disk/by-partuuid/ total 0 drwxr-xr-x 2 root root 60 Apr 3 17:25 . drwxr-xr-x 4 root root 80 Apr 3 17:25 .. lrwxrwxrwx 1 root root 10 Apr 3 17:25 9ef12100-01 -> ../../vda1 root@46-f4:~# ls -la /dev/disk/by-path/ total 0 drwxr-xr-x 2 root root 160 Apr 3 17:25 . drwxr-xr-x 4 root root 80 Apr 3 17:25 .. lrwxrwxrwx 1 root root 9 Apr 3 17:25 pci-0000:00:06.0 -> ../../vda lrwxrwxrwx 1 root root 10 Apr 3 17:25 pci-0000:00:06.0-part1 -> ../../vda1 lrwxrwxrwx 1 root root 9 Apr 3 17:25 pci-0000:00:08.0 -> ../../vdb lrwxrwxrwx 1 root root 9 Apr 3 17:25 virtio-pci-0000:00:06.0 -> ../../vda lrwxrwxrwx 1 root root 10 Apr 3 17:25 virtio-pci-0000:00:06.0-part1 -> ../../vda1 lrwxrwxrwx 1 root root 9 Apr 3 17:25 virtio-pci-0000:00:08.0 -> ../../vdb
This is what I have in /dev/disk: by-partuuid/ 00:06.0- part1 -> ../../vda1 pci-0000: 00:06.0 -> ../../vda pci-0000: 00:06.0- part1 -> ../../vda1 pci-0000: 00:08.0 -> ../../vdb
ubuntu@46-f4:~$ sudo su -
root@46-f4:~# ls -la /dev/disk
total 0
drwxr-xr-x 4 root root 80 Apr 3 17:25 .
drwxr-xr-x 17 root root 3600 Apr 3 17:25 ..
drwxr-xr-x 2 root root 60 Apr 3 17:25 by-partuuid
drwxr-xr-x 2 root root 160 Apr 3 17:25 by-path
root@46-f4:~# ls -la /dev/disk/
total 0
drwxr-xr-x 2 root root 60 Apr 3 17:25 .
drwxr-xr-x 4 root root 80 Apr 3 17:25 ..
lrwxrwxrwx 1 root root 10 Apr 3 17:25 9ef12100-01 -> ../../vda1
root@46-f4:~# ls -la /dev/disk/by-path/
total 0
drwxr-xr-x 2 root root 160 Apr 3 17:25 .
drwxr-xr-x 4 root root 80 Apr 3 17:25 ..
lrwxrwxrwx 1 root root 9 Apr 3 17:25 pci-0000:00:06.0 -> ../../vda
lrwxrwxrwx 1 root root 10 Apr 3 17:25 pci-0000:
lrwxrwxrwx 1 root root 9 Apr 3 17:25 pci-0000:00:08.0 -> ../../vdb
lrwxrwxrwx 1 root root 9 Apr 3 17:25 virtio-
lrwxrwxrwx 1 root root 10 Apr 3 17:25 virtio-
lrwxrwxrwx 1 root root 9 Apr 3 17:25 virtio-