I0421 18:17:54.139506       1 main.go:97] Version: v4.5.0
I0421 18:17:54.144465       1 common.go:138] Probing CSI driver for readiness
I0421 18:17:54.158372       1 common.go:138] Probing CSI driver for readiness
I0421 18:17:54.163952       1 leaderelection.go:250] attempting to acquire leader lease kube-system/external-attacher-leader-rbd-csi-ceph-com...
I0421 18:17:54.180035       1 leaderelection.go:260] successfully acquired lease kube-system/external-attacher-leader-rbd-csi-ceph-com
I0421 18:17:54.180282       1 controller.go:130] Starting CSI attacher