Освободить место debian 9

 df
Файловая система                 1K-блоков Использовано  Доступно Использовано% Cмонтировано в
udev                                978576            0    978576            0% /dev
tmpfs                               198052         3912    194140            2% /run
/dev/mapper/DlnaServer--vg-root   26941588     25484932   1440272           95% /
tmpfs                               990248            0    990248            0% /dev/shm
tmpfs                                 5120            0      5120            0% /run/lock
tmpfs                               990248            0    990248            0% /sys/fs/cgroup
/dev/mmcblk0p2                      241965        37841    191632           17% /boot
/dev/mmcblk0p1                      523248         4740    518508            1% /boot/efi
/dev/sda                        1922729864   1380675364 444362388           76% /home/DLNA/2Tb
tmpfs                               198048            0    198048            0% /run/user/0

 df -i
Файловая система                   Iнодов IИспользовано IСвободно IИспользовано% Cмонтировано в
udev                               244644           361    244283             1% /dev
tmpfs                              247562           681    246881             1% /run
/dev/mapper/DlnaServer--vg-root   1720320         86411   1633909             6% /
tmpfs                              247562             1    247561             1% /dev/shm
tmpfs                              247562             5    247557             1% /run/lock
tmpfs                              247562            15    247547             1% /sys/fs/cgroup
/dev/mmcblk0p2                      62496           327     62169             1% /boot
/dev/mmcblk0p1                          0             0         0              - /boot/efi
/dev/sda                        122101760          1457 122100303             1% /home/DLNA/2Tb
tmpfs                              247562            10    247552             1% /run/user/0

 du -hd1a /dev/mapper
0       /dev/mapper

tune2fs -l /dev/mapper/DlnaServer--vg-root
tune2fs 1.43.4 (31-Jan-2017)
Filesystem volume name:   <none>
Last mounted on:          /
Filesystem UUID:          bc1fa9c0-040f-43db-8331-27e0282ceb9f
Filesystem magic number:  0xEF53
Filesystem revision #:    1 (dynamic)
Filesystem features:      has_journal ext_attr resize_inode dir_index filetype needs_recovery extent 64bit flex_bg sparse_super large_file huge_file dir_nlink extra_isize metadata_csum
Filesystem flags:         signed_directory_hash
Default mount options:    user_xattr acl
Filesystem state:         clean
Errors behavior:          Continue
Filesystem OS type:       Linux
Inode count:              1720320
Block count:              6876160
Reserved block count:     0
Free blocks:              364238
Free inodes:              1633914
First block:              0
Block size:               4096
Fragment size:            4096
Group descriptor size:    64
Reserved GDT blocks:      1024
Blocks per group:         32768
Fragments per group:      32768
Inodes per group:         8192
Inode blocks per group:   512
Flex block group size:    16
Filesystem created:       Wed Nov 29 22:00:37 2017
Last mount time:          Sun Dec 10 12:02:29 2017
Last write time:          Sun Dec 10 12:02:28 2017
Mount count:              25
Maximum mount count:      -1
Last checked:             Wed Nov 29 22:00:37 2017
Check interval:           0 (<none>)
Lifetime writes:          11 GB
Reserved blocks uid:      0 (user root)
Reserved blocks gid:      0 (group root)
First inode:              11
Inode size:               256
Required extra isize:     32
Desired extra isize:      32
Journal inode:            8
Default directory hash:   half_md4
Directory Hash Seed:      f01330db-894c-4a8c-9fac-405f73f346e7
Journal backup:           inode blocks
Checksum type:            crc32c
Checksum:                 0x3b692b13