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The output of your command "$ df -h" is:

Filesystem                         Size  Used Avail Use% Mounted on
/dev/mapper/ubuntu--vg-ubuntu--lv   98G   15G   79G  16% /
tmpfs                              3.0G  1.6M  3.0G   1% /run
tmpfs                              7.5G   21M  7.5G   1% /tmp
/dev/mapper/ubuntu--vg-lv--0       393G   19G  354G   6% /var
/dev/mapper/ubuntu--vg-lv--1       194G   58G  127G  32% /home
tmpfs                              4.0M     0  4.0M   0% /dev
tmpfs                              7.5G  8.0K  7.5G   1% /dev/shm
tmpfs                              1.5G   92K  1.5G   1% /run/user/1000
tmpfs                              1.5G   48K  1.5G   1% /run/user/0