dir fs netfs logical disk iscsi iscsi-direct scsi mpath rbd sheepdog gluster zfs vstorage chap ceph auto ext2 ext3 ext4 ufs iso9660 udf gfs gfs2 vfat hfs+ xfs ocfs2 vmfs auto nfs unknown dos dvh gpt mac bsd pc98 sun lvm2 unknown lvm2 cifs glusterfs iqn\.[0-9]{4}-(0[1-9]|1[0-2])\.[a-zA-Z0-9\.\-]+(:.+)?