I0521 19:38:11.272552   44510 main.go:166] Version: v2.4.0
I0521 19:38:11.272599   44510 main.go:167] Running node-driver-registrar in mode=registration
I0521 19:38:11.273219   44510 main.go:191] Attempting to open a gRPC connection with: "/csi/csi.sock"
I0521 19:38:11.273243   44510 connection.go:154] Connecting to unix:///csi/csi.sock
W0521 19:38:21.273630   44510 connection.go:173] Still connecting to unix:///csi/csi.sock
W0521 19:38:31.273789   44510 connection.go:173] Still connecting to unix:///csi/csi.sock
I0521 19:38:40.371849   44510 main.go:198] Calling CSI driver to discover driver name
I0521 19:38:40.371870   44510 connection.go:183] GRPC call: /csi.v1.Identity/GetPluginInfo
I0521 19:38:40.371873   44510 connection.go:184] GRPC request: {}
I0521 19:38:40.383046   44510 connection.go:186] GRPC response: {"name":"rbd.csi.ceph.com","vendor_version":"v3.5.1"}
I0521 19:38:40.383133   44510 connection.go:187] GRPC error: <nil>
I0521 19:38:40.383172   44510 main.go:208] CSI driver name: "rbd.csi.ceph.com"
I0521 19:38:40.383211   44510 node_register.go:53] Starting Registration Server at: /registration/rbd.csi.ceph.com-reg.sock
I0521 19:38:40.383435   44510 node_register.go:62] Registration Server started at: /registration/rbd.csi.ceph.com-reg.sock
I0521 19:38:40.383565   44510 node_register.go:92] Skipping HTTP server because endpoint is set to: ""
I0521 19:38:40.538666   44510 main.go:102] Received GetInfo call: &InfoRequest{}
I0521 19:38:40.539406   44510 main.go:109] "Kubelet registration probe created" path="/var/lib/kubelet/plugins/rbd.csi.ceph.com/registration"
I0521 19:38:41.953046   44510 main.go:120] Received NotifyRegistrationStatus call: &RegistrationStatus{PluginRegistered:true,Error:,}