[system log]failed to get system container stats

Failed to get system container stats for "/system.slice/kubelet.service": failed to get cgroup stats for "/system.slice/kubelet.service": failed to get container info for "/system.slice/kubelet.service": unknown container "/system.slice/kubelet.service"

 

ㅁ 조치( To slove this event)

 - docker,kubelet restart

(root user)
systemctl stop kubelet;systemctl stop docker;
systemctl start kubelet;systemctl start docker;