I0421 14:47:55.069842       1 main.go:97] Version: v4.5.0
I0421 14:47:55.075429       1 common.go:138] Probing CSI driver for readiness
I0421 14:47:55.082007       1 common.go:138] Probing CSI driver for readiness
I0421 14:47:55.090921       1 leaderelection.go:250] attempting to acquire leader lease kube-system/external-attacher-leader-rbd-csi-ceph-com...
I0421 14:47:55.104908       1 leaderelection.go:260] successfully acquired lease kube-system/external-attacher-leader-rbd-csi-ceph-com
I0421 14:47:55.105071       1 controller.go:130] Starting CSI attacher