交换内存-创建1GB SWAP

自己瞎鸡吧写的 创建1GB SWAP 省的自己慢慢敲了

cd /opt
sudo dd if=/dev/zero of=swapfile bs=1024 count=1000000
sudo mkswap swapfile
swapon /opt/swapfile
/opt/swapfile swap swap defaults 0 0

交换内存-创建1GB SWAP

debian11 更换阿里源

cp /etc/apt/sources.list /etc/apt/sources.list.back
echo "" >  /etc/apt/sources.list 

cat <<EOF > /etc/apt/sources.list 
deb http://mirrors.aliyun.com/debian/ bullseye main non-free contrib
deb-src http://mirrors.aliyun.com/debian/ bullseye main non-free contrib
deb http://mirrors.aliyun.com/debian-security/ bullseye-security main
deb-src http://mirrors.aliyun.com/debian-security/ bullseye-security main
deb http://mirrors.aliyun.com/debian/ bullseye-updates main non-free contrib
deb-src http://mirrors.aliyun.com/debian/ bullseye-updates main non-free contrib
deb http://mirrors.aliyun.com/debian/ bullseye-backports main non-free contrib
deb-src http://mirrors.aliyun.com/debian/ bullseye-backports main non-free contrib
EOF

apt update
apt -y upgrade