[Ubuntu] docker Pull 镜像错误：timeout【已解决】

报错

error pulling image configuration: Get https://production.cloudflare.docker.com/registry-v2/docker/registry/v2/blobs/sha256/35/35a88802559dd2077e584394471ddaa1a2c5bfd16893b829ea57619301eb3908/data?verify=1718791692-JfMN8xzfpDqstI4xvkcUoiBI9is%3D: dial tcp 128.121.243.77:443: i/o timeout

解决方法

更新镜像仓库文件：

sudo vi /etc/docker/daemon.json

将以下内容写入文件：

{ "registry-mirrors": ["https://registry.docker-cn.com","https://s3d6l2fh.mirror.aliyuncs.com"] }

重启docker

sudo systemctl restart docker

修改DNS设置

sudo nano /etc/resolv.json

将以下内容写入文件：

# Generated by NetworkManager
nameserver 8.8.8.8
nameserver 8.8.4.4

重启docker

sudo systemctl restart docker

重新尝试Pull镜像

docker pull ubuntu

docker images

小小报错！拿下！！拿下！！！