以下是报错信息

[root@k8s-master01 ~]# kubectl describe pod pod-base -n dev
Name:             pod-base
Namespace:        dev
Priority:         0
Service Account:  default
Node:             k8s-node01/192.168.58.130
Start Time:       Mon, 03 Jun 2024 16:37:04 +0800
Labels:           user=yoozoo
Annotations:      cni.projectcalico.org/containerID: 20a12171424dc2513d982efcc5760be9c7c4abe9f54d94bce8dd62dca83b7f60cni.projectcalico.org/podIP: 172.16.85.194/32cni.projectcalico.org/podIPs: 172.16.85.194/32
Status:           Pending
IP:               172.16.85.194
IPs:IP:  172.16.85.194
Containers:nginx:Container ID:   docker://93b76cbefd4512638353a0cfb9b1ba90d1e2e62e4225aa77711e0ba265fd3caeImage:          nginxImage ID:       docker-pullable://nginx@sha256:fad8e1cd52e24bce7b72cd7cb674a2efad671647b917055f5bd8a1f7ac9b1af8Port:           <none>Host Port:      <none>State:          TerminatedReason:       CompletedExit Code:    0Started:      Mon, 03 Jun 2024 16:38:00 +0800Finished:     Mon, 03 Jun 2024 17:15:57 +0800Ready:          FalseRestart Count:  0Environment:    <none>Mounts:/var/run/secrets/kubernetes.io/serviceaccount from kube-api-access-m847k (ro)busybox:Container ID:   Image:          busyboxImage ID:       Port:           <none>Host Port:      <none>State:          WaitingReason:       ImagePullBackOffReady:          FalseRestart Count:  0Environment:    <none>Mounts:/var/run/secrets/kubernetes.io/serviceaccount from kube-api-access-m847k (ro)
Conditions:Type              StatusInitialized       True Ready             False ContainersReady   False PodScheduled      True 
Volumes:kube-api-access-m847k:Type:                    Projected (a volume that contains injected data from multiple sources)TokenExpirationSeconds:  3607ConfigMapName:           kube-root-ca.crtConfigMapOptional:       <nil>DownwardAPI:             true
QoS Class:                   BestEffort
Node-Selectors:              <none>
Tolerations:                 node.kubernetes.io/not-ready:NoExecute op=Exists for 300snode.kubernetes.io/unreachable:NoExecute op=Exists for 300s
Events:Type     Reason          Age                 From               Message----     ------          ----                ----               -------Normal   Scheduled       60m                 default-scheduler  Successfully assigned dev/pod-base to k8s-node01Normal   Pulling         60m                 kubelet            Pulling image "nginx"Normal   Pulled          59m                 kubelet            Successfully pulled image "nginx" in 53.409s (53.409s including waiting)Normal   Created         59m                 kubelet            Created container nginxNormal   Started         59m                 kubelet            Started container nginxWarning  Failed          57m                 kubelet            Failed to pull image "busybox": error pulling image configuration: download failed after attempts=6: dial tcp 108.160.161.20:443: connect: connection refusedWarning  Failed          55m                 kubelet            Failed to pull image "busybox": error pulling image configuration: download failed after attempts=6: dial tcp 157.240.2.36:443: connect: connection refusedWarning  Failed          52m                 kubelet            Failed to pull image "busybox": error pulling image configuration: download failed after attempts=6: dial tcp 199.59.148.201:443: connect: connection refusedNormal   Pulling         51m (x4 over 59m)   kubelet            Pulling image "busybox"Warning  Failed          49m                 kubelet            Failed to pull image "busybox": error pulling image configuration: download failed after attempts=6: dial tcp 162.125.32.2:443: connect: connection refusedWarning  Failed          49m (x5 over 57m)   kubelet            Error: ImagePullBackOffWarning  Failed          49m (x4 over 57m)   kubelet            Error: ErrImagePullWarning  Failed          45m                 kubelet            Failed to pull image "busybox": error pulling image configuration: download failed after attempts=6: dial tcp 157.240.10.41:443: connect: connection refusedWarning  Failed          40m                 kubelet            Failed to pull image "busybox": error pulling image configuration: download failed after attempts=6: dial tcp 104.244.46.165:443: connect: connection refusedNormal   BackOff         30m (x56 over 57m)  kubelet            Back-off pulling image "busybox"Warning  Failed          25m                 kubelet            (combined from similar events): Failed to pull image "busybox": error pulling image configuration: download failed after attempts=6: dial tcp 65.49.68.152:443: connect: connection refusedNormal   SandboxChanged  25s (x43 over 21m)  kubelet            Pod sandbox changed, it will be killed and re-created.

解决方法：更换阿里云镜像，再次尝试下载

vi /etc/docker/daemon.json{"registry-mirrors":["https://6kx4zyno.mirror.aliyuncs.com"]
}

重启

systemctl daemon-reload
systemctl restart docker