I0521 02:21:15.859219       1 main.go:97] Version: v4.5.0
I0521 02:21:15.860827       1 common.go:138] Probing CSI driver for readiness
I0521 02:21:15.868062       1 common.go:138] Probing CSI driver for readiness
I0521 02:21:15.871260       1 leaderelection.go:250] attempting to acquire leader lease kube-system/external-attacher-leader-rbd-csi-ceph-com...
I0521 02:21:15.912206       1 leaderelection.go:260] successfully acquired lease kube-system/external-attacher-leader-rbd-csi-ceph-com
I0521 02:21:15.916702       1 controller.go:130] Starting CSI attacher