I0521 15:37:13.085593       1 main.go:97] Version: v4.5.0
I0521 15:37:13.087511       1 common.go:138] Probing CSI driver for readiness
I0521 15:37:13.099585       1 common.go:138] Probing CSI driver for readiness
I0521 15:37:13.102450       1 leaderelection.go:250] attempting to acquire leader lease kube-system/external-attacher-leader-rbd-csi-ceph-com...
I0521 15:37:13.121731       1 leaderelection.go:260] successfully acquired lease kube-system/external-attacher-leader-rbd-csi-ceph-com
I0521 15:37:13.122065       1 controller.go:130] Starting CSI attacher