K8S集群中Pod挂载Storageclass存储卷异常排查思路

K8S集群中Pod挂载Storageclass存储卷异常排查思路

故障描述：

Jenkins是在K8S集群中部署的，Jenkins使用的各种资源以及全部创建了，但是Jenkins的Pod依旧无法启动，一直处于Pending状态。

排查思路：

1）首先查看处于Pending状态的原因，观察Pod的详细信息，获取关键信息。

Warning  FailedMount  34s (x3 over 98s)  kubelet  (combined from similar events): MountVolume.SetUp failed for volume "pvc-3ed2c605-b7da-4266-a882-4527ed949c34" : mount failed: exit status 32
Mounting command: systemd-run
Mounting arguments: --description=Kubernetes transient mount for /var/lib/kubelet/pods/a794f97d-7e67-47f5-9ab2-05f6352b9352/volumes/kubernetes.io~nfs/pvc-3ed2c605-b7da-4266-a882-4527ed949c34 --scope -- mount -t nfs 192.168.16.105:/data/k8s/storageclass/kube-system-prometheus-data-prometheus-0-pvc-3ed2c605-b7da-4266-a882-4527ed949c34 /var/lib/kubelet/pods/a794f97d-7e67-47f5-9ab2-05f6352b9352/volumes/k
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