2021-06-26 calico-node-xxx pod 状态反复CrashLoopBackOff

启铭

于 2021-06-26 17:37:49 发布

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文章标签： k8s calico

本文链接：https://blog.youkuaiyun.com/qimingstack/article/details/118252123

本文记录了在k8s集群中遇到的calico-node Pod状态反复出现CrashLoopBackOff的问题。通过检查pod event、logs及节点端口占用，发现127.0.0.1:9099端口冲突。尝试kill相关进程，但效果不明显。进一步检查kubelet和containerd状态后，最终通过删除并重建calico-node容器解决了问题，恢复正常运行。

摘要生成于 C知道，由 DeepSeek-R1 满血版支持，前往体验 >

[root@k8s-master ~]# kubectl get pods -n kube-system -owide
NAME                                       READY   STATUS             RESTARTS   AGE    IP               NODE         NOMINATED NODE   READINESS GATES
calico-kube-controllers-7f4f5bf95d-pvvt9   1/1     Running            26         16d    10.244.169.129   k8s-node2    <none>           <none>
calico-node-6qcv4                          1/1     Running            1          16d    192.168.32.171   k8s-master   <none>           <none>
calico-node-dncv8                          1/1     Running            1          16d    192.168.32.173   k8s-node2    <none>           <none>
calico-node-sgkn2                          0/1     CrashLoopBackOff   80         16d    192.168.32.172   k8s-node1    <none>           <none>
coredns-7f89b7bc75-2cf7q                   1/1     Running            0          16d    10.244.36.74     k8s-node1    <none>           <none>
coredns-7f89b7bc75-494l7                   1/1     Running            1          16d    10.244.169.130   k8s-node2    <none>           <none>
etcd-k8s-master                            1/1     Running            1          16d    192.168.32.171   k8s-master   <none>           <none>
kube-apiserver-k8s-master                  1/1     Running            2          16d    192.168.32.171   k8s-master   <none>           <none>
kube-controller-manager-k8s-master         1/1     Running            0          133m   192.168.32.171   k8s-ma