磁盘空间不足,无法安装 Ubuntu 18.04.2 LTS

磁盘空间不足,无法安装 Ubuntu 18.04.2 LTS

我最近买了一台新的戴尔笔记本电脑,我想在上面启动 Ubuntu。目前我可以通过插入 USB 来启动它,但是当我尝试安装时,我收到错误:You need at least 8.6 GB disk space to install Ubuntu. This computer has only 8.0 GB.

如何释放磁盘空间?我也想要双启动,我可以删除 Windows 操作系统,只使用 Ubuntu。

这是我运行时的输出df -h

Filesystem      Size  Used Avail Use% Mounted on
udev            7.7G     0  7.7G   0% /dev
tmpfs           1.6G  1.8M  1.6G   1% /run
/dev/sda        1.9G  1.9G     0 100% /cdrom
/dev/loop0      1.8G  1.8G     0 100% /rofs
/cow            7.7G  425M  7.3G   6% /
tmpfs           7.7G   49M  7.7G   1% /dev/shm
tmpfs           5.0M  8.0K  5.0M   1% /run/lock
tmpfs           7.7G     0  7.7G   0% /sys/fs/cgroup
tmpfs           7.7G  516K  7.7G   1% /tmp
tmpfs           1.6G   64K  1.6G   1% /run/user/999
/dev/loop1       91M   91M     0 100% /snap/core/6350
/dev/loop2       35M   35M     0 100% /snap/gtk-common-themes/818
/dev/loop3      141M  141M     0 100% /snap/gnome-3-26-1604/74
/dev/loop4      2.3M  2.3M     0 100% /snap/gnome-calculator/260
/dev/loop5       13M   13M     0 100% /snap/gnome-characters/139
/dev/loop6       15M   15M     0 100% /snap/gnome-logs/45
/dev/loop7      3.8M  3.8M     0 100% /snap/gnome-system-monitor/57

这是我运行时的输出sudo fdist -l

Disk /dev/loop0: 1.8 GiB, 1905045504 bytes, 3720792 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes


Disk /dev/loop1: 91 MiB, 95408128 bytes, 186344 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes


Disk /dev/loop2: 34.6 MiB, 36216832 bytes, 70736 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes


Disk /dev/loop3: 140.7 MiB, 147496960 bytes, 288080 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes


Disk /dev/loop4: 2.3 MiB, 2355200 bytes, 4600 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes


Disk /dev/loop5: 13 MiB, 13619200 bytes, 26600 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes


Disk /dev/loop6: 14.5 MiB, 15208448 bytes, 29704 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes


Disk /dev/loop7: 3.7 MiB, 3878912 bytes, 7576 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes


Disk /dev/sda: 7.5 GiB, 8016363520 bytes, 15656960 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: dos
Disk identifier: 0x40993ab6

Device     Boot   Start     End Sectors  Size Id Type
/dev/sda1  *          0 3899391 3899392  1.9G  0 Empty
/dev/sda2       3830956 3835883    4928  2.4M ef EFI (FAT-12/16/32)

这是戴尔Inspiron 13 7000 二合一。我是新手,所以非常感谢您的帮助!

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