What happened?

when I change /etc/docker/demon

{
"exec-opts":["native.cgroupdriver=systemd"]
}
I describe the error pod pod/kube-proxy-zq5dk

Events:
Type Reason Age From Message

Normal Scheduled default-scheduler Successfully assigned kube-system/kube-proxy-zq5dk to node01
Normal Pulling 58m kubelet, node01 Pulling image "registry.aliyuncs.com/google_containers/kube-proxy:v1.16.0"
Normal Pulled 58m kubelet, node01 Successfully pulled image "registry.aliyuncs.com/google_containers/kube-proxy:v1.16.0"
Normal Created 58m kubelet, node01 Created container kube-proxy
Normal Started 58m kubelet, node01 Started container kube-proxy
Warning FailedCreatePodSandBox 51m (x11 over 53m) kubelet, node01 Failed create pod sandbox: rpc error: code = Unknown desc = failed to create a sandbox for pod "kube-proxy-zq5dk": Error response from daemon: cgroup-parent for systemd cgroup should be a valid slice named as "xxx.slice"
Normal SandboxChanged 3m39s (x232 over 53m) kubelet, node01 Pod sandbox changed, it will be killed and re-created.

What did you expect to happen?

I want to why? what can I do？

How can we reproduce it (as minimally and precisely as possible)?

change /etc/docker/demon

Anything else we need to know?

No response

Kubernetes version

kubectl version 1.16

Cloud provider

non

OS version

centos7

Install tools

Container runtime (CRI) and and version (if applicable)

Related plugins (CNI, CSI, ...) and versions (if applicable)