优快云大部分解决方法都不正确:
vi /etc/containerd/config.toml
正确的请参考:https://github.com/containerd/containerd/issues/4938
[plugins."io.containerd.grpc.v1.cri".registry]
[plugins."io.containerd.grpc.v1.cri".registry.mirrors]
[plugins."io.containerd.grpc.v1.cri".registry.mirrors."docker.io"]
endpoint = ["https://registry-1.docker.io"]
[plugin."io.containerd.grpc.v1.cri".registry.mirrors."vlab048011.dom047600.lab"]
endpoint = ["http://vlab048011.dom047600.lab:5000"]
[plugins."io.containerd.grpc.v1.cri".registry.configs]
[plugins."io.containerd.grpc.v1.cri".registry.configs."vlab048011.dom047600.lab".tls]
insecure_skip_verify = true
sudo ctr image pull --plain-http=true vlab048011.dom047600.lab:5000/myjenkins:latest