The drive has plenty of space
maintenance@Koha-library:/var/log/koha/library-new$ df -h
Filesystem      Size  Used Avail Use% Mounted on
tmpfs           377M  1.5M  376M   1% /run
/dev/sda3       117G   26G   85G  24% /
tmpfs           1.9G     0  1.9G   0% /dev/shm
tmpfs           5.0M   16K  5.0M   1% /run/lock
/dev/sda2       512M  6.1M  506M   2% /boot/efi
tmpfs           377M   68K  377M   1% /run/user/123
tmpfs           377M   56K  377M   1% /run/user/1000