低于错误。但我认为可用空间足够（使用％是 9％）你能帮我们解决这个问题吗？
lab@lab:~$ sudo -E apt-get install subversion apache2-utils
Reading package lists... Done
Building dependency tree
Reading state information... Done
subversion is already the newest version (1.9.7-4ubuntu1).
apache2-utils is already the newest version (2.4.29-1ubuntu4.3).
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
1 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
Do you want to continue? [Y/n] Y
Setting up grub-efi-amd64-signed (1.93.4+2.02-2ubuntu8.3) ...
Installing for x86_64-efi platform. …apt ×1