k8s存储类(storageclass)动态创建pv失败
k8s存储类(storageclass)动态创建pv失败背景:安装kubesphere后发现prometheus的pod创建一直有问题kubectl get pod -n kubesphere-monitoring-system.......prometheus-k8s-00/2Pending03h47mprometheus-k8s-1
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k8s存储类(storageclass)动态创建pv失败
背景:安装kubesphere后发现prometheus的pod创建一直有问题
kubectl get pod -n kubesphere-monitoring-system
.......
prometheus-k8s-0 0/2 Pending 0 3h47m
prometheus-k8s-1 0/2 Pending 0 3h47m
..........
查看日志报错
pod has unbound immediate PersistentVolumeClaims
查看pvc发现一直是Pending
kubectl get pvc -n kubesphere-monitoring-system
.........
prometheus-k8s-db-prometheus-k8s-0 Pending managed-nfs-storage 16h
prometheus-k8s-db-prometheus-k8s-1 Pending managed-nfs-storage 16h
.........
再查看pv发现没有被自动创建
kubectl get pv -n kubesphere-monitoring-system
查看nfs-client-provisioner日志发现报错
kubectl logs -n storgeclass nfs-client-provisioner-57b584586b-v4xz7
.........
unexpected error getting claim reference: selfLink was empty, can't make reference
.........
原因:
elfLink was empty 在k8s集群 v1.20之前都存在,在v1.20之后被删除,需要在/etc/kubernetes/manifests/kube-apiserver.yaml 添加参数
增加 - --feature-gates=RemoveSelfLink=false
vim /etc/kubernetes/manifests/kube-apiserver.yaml
spec:
containers:
- command:
...........
- kube-apiserver
- --feature-gates=RemoveSelfLink=false #添加内容
..............
kubectl apply -f /etc/kubernetes/manifests/kube-apiserver.yaml
到此问题解决
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