1. Docker pull 出现的 error pulling image configuration: Get https://dseasb33srnrn.cloudfront.net/
出现这个问题,一般的原因是无法连接到 docker hub,通过:
systemctl stop docker
echo "DOCKER_OPTS=\"\$DOCKER_OPTS --registry-mirror=http://f2d6cb40.m.daocloud.io\"" | sudo tee -a /etc/default/docker
重启服务
service docker restart
2.创建容器的时候报错WARNING: IPv4 forwarding is disabled. Networking will not work.
# docker run -it -p 30001:22 --name=centos-ssh centos /bin/bash
WARNING: IPv4 forwarding is disabled. Networking will not work.
解决办法:
# vim /usr/lib/sysctl.d/00-system.conf
添加如下代码:
net.ipv4.ip_forward=1
重启network服务
# systemctl restart network
删除错误容器后,再次创建新容器
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