root@gandalf:/# mount | grep /dev/                                                                                                                                                      
devpts on /dev/pts type devpts (rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000)                                                                                                  
/dev/sdg1 on / type ext4 (rw,noatime,nodiratime,errors=remount-ro)                                                                                                                      
tmpfs on /dev/shm type tmpfs (rw,nosuid,nodev)                                                                                                                                          
hugetlbfs on /dev/hugepages type hugetlbfs (rw,relatime,pagesize=2M)                                                                                                                    
mqueue on /dev/mqueue type mqueue (rw,relatime)                                                                                                                                         
/dev/sdg1 on /var/folder2ram/var/log type ext4 (rw,noatime,nodiratime,errors=remount-ro)                                                                                                
/dev/sda2 on /srv/dev-disk-by-label-4000_3 type btrfs (rw,relatime,space_cache,subvolid=5,subvol=/)                                                                                     
/dev/sdg1 on /var/folder2ram/var/tmp type ext4 (rw,noatime,nodiratime,errors=remount-ro)                                                                                                
/dev/sdg1 on /var/folder2ram/var/lib/openmediavault/rrd type ext4 (rw,noatime,nodiratime,errors=remount-ro)                                                                             
/dev/sdg1 on /var/folder2ram/var/spool type ext4 (rw,noatime,nodiratime,errors=remount-ro)                                                                                              
/dev/sdg1 on /var/folder2ram/var/lib/rrdcached type ext4 (rw,noatime,nodiratime,errors=remount-ro)                                                                                      
/dev/sdg1 on /var/folder2ram/var/lib/monit type ext4 (rw,noatime,nodiratime,errors=remount-ro)                                                                                          
/dev/sdg1 on /var/folder2ram/var/lib/php type ext4 (rw,noatime,nodiratime,errors=remount-ro)                                                                                            
/dev/sdg1 on /var/folder2ram/var/lib/netatalk/CNID type ext4 (rw,noatime,nodiratime,errors=remount-ro)                                                                                  
/dev/sdg1 on /var/folder2ram/var/cache/samba type ext4 (rw,noatime,nodiratime,errors=remount-ro)                                                                                        
/dev/sdb on /srv/dev-disk-by-label-2000_raid1 type btrfs (rw,relatime,space_cache,subvolid=5,subvol=/)                                                                                  
/dev/sdb on /sharedfolders/docker-config type btrfs (rw,relatime,space_cache,subvolid=1407,subvol=/backup/docker-config)                                                                
/dev/sdb on /sharedfolders/mariadb-data type btrfs (rw,relatime,space_cache,subvolid=1408,subvol=/backup/mariadb-data)                                                                  
/dev/sdb on /sharedfolders/docker-root type btrfs (rw,relatime,space_cache,subvolid=1407,subvol=/backup/docker-root)                                                                    
/dev/sdb on /sharedfolders/storage type btrfs (rw,relatime,space_cache,subvolid=292,subvol=/storage)                                                                                    
/dev/sdb on /sharedfolders/docker-data type btrfs (rw,relatime,space_cache,subvolid=1407,subvol=/backup/docker-data)                                                                    
/dev/sdb on /sharedfolders/owncloudhttps-storage type btrfs (rw,relatime,space_cache,subvolid=1409,subvol=/backup/owncloudhttps-storage)                                                
/dev/sde on /srv/dev-disk-by-label-3000_2 type btrfs (rw,relatime,space_cache,subvolid=5,subvol=/)                                                                                      
/dev/sde on /sharedfolders/backup_in type btrfs (rw,relatime,space_cache,subvolid=257,subvol=/backup_in)                                                                                
/dev/sdf on /srv/dev-disk-by-label-4000_2 type btrfs (rw,relatime,space_cache,subvolid=5,subvol=/)                                                                                      
/dev/sdd on /srv/dev-disk-by-label-4000_1 type btrfs (rw,relatime,space_cache,subvolid=5,subvol=/)                                                                                      
/dev/sdd on /sharedfolders/video type btrfs (rw,relatime,space_cache,subvolid=1157,subvol=/video)                                                                                       
/dev/sdc on /srv/dev-disk-by-label-3000_1 type btrfs (rw,relatime,space_cache,subvolid=5,subvol=/)                                                                                      
/dev/sdc on /sharedfolders/tvshows type btrfs (rw,relatime,space_cache,subvolid=257,subvol=/tvshows)