Ubuntu 16.04 podman安装以及基本配置对于Ubuntu 16.04，你可以使用Project Atomi

添加有效的Podman源：对于Ubuntu 16.04，你可以使用Project Atomic PPA来安装Podman：
```
sudo add-apt-repository -y ppa:projectatomic/ppa
sudo apt update
sudo apt install -y podman
```

创建文件

sudo nano /etc/containers/registries.conf

podman镜像加速配置（修改registries.conf文件）

unqualified-search-registries = ["docker.io"]

[[registry]]
prefix = "docker.io"
location = "docker.io"

[[registry.mirror]]
location = "hub-mirror.c.163.com"

[[registry.mirror]]
location = "mirror.baidubce.com"

[[registry.mirror]]
location = "f1361db2.m.daocloud.io"

[[registry.mirror]]
location = "ustc-edu-cn.mirror.aliyuncs.com"

[[registry.mirror]]
location = "ghcr.io"