我使用的是 Windows 10，已安装内存 RAM 为 8GB（可用 7.89 GB）。我使用的是 Oracle VM VirtualBox，并在其上运行 ubuntu 18.04，设置如下： 虚拟机设置
我正在安装一个 python 包，然后得到了这个：
ERROR: Could not install packages due to an EnvironmentError: [Errno 28] No space left on device My virtual
DF-H给我：
Filesystem Size Used Avail Use% Mounted on
udev 3.3G 0 3.3G 0% /dev
tmpfs 679M 1.6M 678M 1% /run
/dev/sda1 9.8G 9.2G 129M 99% /
tmpfs 3.4G 0 3.4G 0% /dev/shm
tmpfs 5.0M 4.0K 5.0M 1% /run/lock
tmpfs 3.4G 0 3.4G 0% /sys/fs/cgroup
/dev/loop1 3.8M 3.8M 0 100% /snap/gnome-system-monitor/135
/dev/loop0 55M 55M 0 100% /snap/core18/1705
/dev/loop2 15M 15M 0 100% /snap/gnome-characters/495
/dev/loop4 3.8M 3.8M 0 100% /snap/gnome-system-monitor/127
/dev/loop6 4.3M 4.3M 0 100% /snap/gnome-calculator/544
/dev/loop7 1.0M 1.0M 0 100% /snap/gnome-logs/81
/dev/loop8 4.4M 4.4M 0 100% /snap/gnome-calculator/704
/dev/loop5 161M 161M 0 100% /snap/gnome-3-28-1804/116
/dev/loop3 55M 55M 0 100% /snap/core18/1668
/dev/loop9 92M 92M 0 100% /snap/core/8689
/dev/loop10 15M 15M 0 100% /snap/gnome-characters/399
/dev/loop13 1.0M 1.0M 0 100% /snap/gnome-logs/93
/dev/loop11 49M 49M 0 100% /snap/gtk-common-themes/1474
/dev/loop14 55M 55M 0 100% /snap/gtk-common-themes/1502
/dev/loop12 94M 94M 0 100% /snap/core/8935
tmpfs 679M 28K 679M 1% /run/user/121
tmpfs 679M 20K 679M 1% /run/user/1000
/dev/sr0 74M 74M 0 100% /media/me/VBox_GAs_6.0.10
sudo du-ks/*给我：
12484 /bin
115864 /boot
4 /cdrom
0 /dev
12432 /etc
3490348 /home
0 /initrd.img
0 /initrd.img.old
891320 /lib
4 /lib64
16 /lost+found
74971 /media
4 /mnt
20976 /opt
du: cannot access '/proc/2715/task/2715/fd/4': No such file or directory
du: cannot access '/proc/2715/task/2715/fdinfo/4': No such file or directory
du: cannot access '/proc/2715/fd/3': No such file or directory
du: cannot access '/proc/2715/fdinfo/3': No such file or directory
0 /proc
24 /root
du: cannot access '/run/user/1000/gvfs': Permission denied
1572 /run
11252 /sbin
2252020 /snap
4 /srv
483808 /swapfile
0 /sys
88 /tmp
2525472 /usr
1979916 /var
0 /VBox.log
0 /vmlinuz
0 /vmlinuz.old
lsblk给我：
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
loop0 7:0 0 55M 1 loop /snap/core18/1705
loop1 7:1 0 3.7M 1 loop /snap/gnome-system-monitor/135
loop2 7:2 0 14.8M 1 loop /snap/gnome-characters/495
loop3 7:3 0 54.7M 1 loop /snap/core18/1668
loop4 7:4 0 3.7M 1 loop /snap/gnome-system-monitor/127
loop5 7:5 0 160.2M 1 loop /snap/gnome-3-28-1804/116
loop6 7:6 0 4.2M 1 loop /snap/gnome-calculator/544
loop7 7:7 0 956K 1 loop /snap/gnome-logs/81
loop8 7:8 0 4.3M 1 loop /snap/gnome-calculator/704
loop9 7:9 0 91.4M 1 loop /snap/core/8689
loop10 7:10 0 14.8M 1 loop /snap/gnome-characters/399
loop11 7:11 0 48.3M 1 loop /snap/gtk-common-themes/1474
loop12 7:12 0 93.8M 1 loop /snap/core/8935
loop13 7:13 0 956K 1 loop /snap/gnome-logs/93
loop14 7:14 0 54.8M 1 loop /snap/gtk-common-themes/1502
sda 8:0 0 10G 0 disk
└─sda1 8:1 0 10G 0 part /
sr0 11:0 1 73.6M 0 rom /media/me/VBox_GAs_6.0.10
发生这种情况是因为我的机器上的存储空间有限，还是我在设置虚拟机时错误配置了存储空间？根据我的初始设置，我应该将 VDI 磁盘映像的大小调整到多少？
谢谢。