1.擴容交換內存
依次執行以下語句:
cd /var
sudo swapoff /var/swap
# 重新設置大小1M * 2048 = 1G
sudo dd if=/dev/zero of=swap bs=1M count=2048
# 格式化
sudo mkswap /var/swap
#開啓
sudo swapon /var/swap
sudo vim /etc/fstab
在最後一行加上:
/var/swap swap swap defaults 0 0
2.換源
sudo vim /etc/apt/sources.list
deb http://mirrors.ustc.edu.cn/ubuntu-ports/ xenial main multiverse restricted universe
deb http://mirrors.ustc.edu.cn/ubuntu-ports/ xenial-backports main multiverse restricted universe
deb http://mirrors.ustc.edu.cn/ubuntu-ports/ xenial-proposed main multiverse restricted universe
deb http://mirrors.ustc.edu.cn/ubuntu-ports/ xenial-security main multiverse restricted universe
deb http://mirrors.ustc.edu.cn/ubuntu-ports/ xenial-updates main multiverse restricted universe
deb-src http://mirrors.ustc.edu.cn/ubuntu-ports/ xenial main multiverse restricted universe
deb-src http://mirrors.ustc.edu.cn/ubuntu-ports/ xenial-backports main multiverse restricted universe
deb-src http://mirrors.ustc.edu.cn/ubuntu-ports/ xenial-proposed main multiverse restricted universe
deb-src http://mirrors.ustc.edu.cn/ubuntu-ports/ xenial-security main multiverse restricted universe
deb-src http://mirrors.ustc.edu.cn/ubuntu-ports/ xenial-updates main multiverse restricted universe
執行 sudo apt-get update
和 sudo apt-get upgrade
測試