gistfile1.txt

root@kube-2:/var/lib/kubelet/plugins/kubernetes.io/csi/volumeDevices# lsblk
NAME                                                                                                 MAJ:MIN RM  SIZE RO TYPE MOUNTPOINT
loop0                                                                                                  7:0    0    1G  0 loop 
rbd0                                                                                                 251:0    0    1G  0 disk 
vda                                                                                                  252:0    0   40G  0 disk 
├─vda1                                                                                               252:1    0 39.9G  0 part /
├─vda14                                                                                              252:14   0    4M  0 part 
└─vda15                                                                                              252:15   0  106M  0 part /boot/efi
vdb                                                                                                  252:16   0   10G  0 disk 
└─ceph--360acae9--5fc0--4e3f--a895--eefa7b99427f-osd--data--6bea4f3c--02ff--4e34--92e3--82d0dc7b5ccd 253:0    0    9G  0 lvm