docker build . 报错
Image docker.io/library/python:3.6 uses outdated schema1 manifest format. Please upgrade to a schema2 image for better future compa3.6:
Pulling from library/pythontps://docs.docker.com/registry/spec/deprecated-schema-v1/
修复方式
vim /etc/resolv.conf
# Generated by NetworkManager search openstacklocal nameserver 192.168.0.150 nameserver 8.8.8.8 #添加一条这个 ~
重启docker
systemctl restart docker
这样就可以了
原文：https://www.cnblogs.com/wangkun122/p/13036432.html