执行Docker命令 $ docker image build . 报错如下: error pulling image configuration: Get https://production.cloudflare.docker.com/registry78a7489334c85e16bf4a9e08440c3286781783015a6c43d0/data?verify=1549179284-fa%2BB1UwaM6BuZdot yet valid 原因: 系统时间不同步,进行实践同步操作…