error pulling image configuration: Get https://production.cloudflare.docker.com/registry-v2/docker/registry/v2/blobs/sha256/f9/f9b9909726890b00d2098081642edf32e5211b7ab5
3563929a47f250bcdc1d7c/data?verify=1588523580-nemU%2By0Unl0Pob7jDA%2Fbio%2BVLWM%3D: net/http: TLS handshake timeout
问题发生原因：时间不同步
解决办法：执行下面命令同步时间
ntpdate time.windows.com
若遇到命令不存在错误，请先安装ntpdate命令：yum -y install netdate