Ubuntu Cloud Images
> https://cloud-images.ubuntu.com/daily/server/
> https://cloud-images.ubuntu.com/daily/server/resolute/current/resolute-server-cloudimg-amd64.img
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## 4GB 内存
ubuntu@ubuntu2604:~$ free
total used free shared buff/cache available
Mem: 3998236 457536 3101440 5024 669256 3540700
Swap: 0 0 0
ubuntu@ubuntu2604:~$ df -h
Filesystem Size Used Avail Use% Mounted on
tmpfs 391M 1016K 390M 1% /run
efivarfs 256K 19K 233K 8% /sys/firmware/efi/efivars
/dev/sda1 19G 2.0G 17G 11% /
tmpfs 2.0G 0 2.0G 0% /dev/shm
tmpfs 2.0G 0 2.0G 0% /tmp
none 1.0M 0 1.0M 0% /run/credentials/systemd-journald.service
none 1.0M 0 1.0M 0% /run/credentials/systemd-resolved.service
/dev/sda13 989M 102M 820M 12% /boot
/dev/sda15 105M 6.3M 99M 7% /boot/efi
none 1.0M 0 1.0M 0% /run/credentials/systemd-networkd.service
tmpfs 391M 8.0K 391M 1% /run/user/1000
none 1.0M 0 1.0M 0% /run/credentials/serial-getty@ttyS0.service
none 1.0M 0 1.0M 0% /run/credentials/getty@tty1.service
## 1GB 内存
ubuntu@ubuntu2604:~$ free
total used free shared buff/cache available
Mem: 972576 203700 512932 5004 281400 768876
Swap: 0 0 0