I0426 14:50:33.603170 53267 cephcsi.go:191] Driver version: v3.11.0 and Git version: bc24b5eca87626d690a29effa9d7420cc0154a7a I0426 14:50:33.603346 53267 cephcsi.go:268] Initial PID limit is set to -1 I0426 14:50:33.603376 53267 cephcsi.go:274] Reconfigured PID limit to -1 (max) I0426 14:50:33.603395 53267 cephcsi.go:223] Starting driver type: rbd with name: rbd.csi.ceph.com I0426 14:50:33.613567 53267 mount_linux.go:282] Detected umount with safe 'not mounted' behavior I0426 14:50:33.631210 53267 rbd_attach.go:242] nbd module loaded I0426 14:50:33.631255 53267 rbd_attach.go:256] kernel version "5.15.0-176-generic" supports cookie feature I0426 14:50:33.659136 53267 rbd_attach.go:272] rbd-nbd tool supports cookie feature I0426 14:50:33.659747 53267 server.go:114] listening for CSI-Addons requests on address: &net.UnixAddr{Name:"/csi/csi-addons.sock", Net:"unix"} I0426 14:50:33.659952 53267 server.go:117] Listening for connections on address: &net.UnixAddr{Name:"//csi/csi.sock", Net:"unix"} I0426 14:50:34.748742 53267 utils.go:198] ID: 1 GRPC call: /csi.v1.Identity/GetPluginInfo I0426 14:50:34.750677 53267 utils.go:199] ID: 1 GRPC request: {} I0426 14:50:34.750697 53267 identityserver-default.go:40] ID: 1 Using default GetPluginInfo I0426 14:50:34.750758 53267 utils.go:205] ID: 1 GRPC response: {"name":"rbd.csi.ceph.com","vendor_version":"v3.11.0"} I0426 14:50:35.595691 53267 utils.go:198] ID: 2 GRPC call: /csi.v1.Node/NodeGetInfo I0426 14:50:35.595798 53267 utils.go:199] ID: 2 GRPC request: {} I0426 14:50:35.595818 53267 nodeserver-default.go:45] ID: 2 Using default NodeGetInfo I0426 14:50:35.595912 53267 utils.go:205] ID: 2 GRPC response: {"accessible_topology":{},"node_id":"instance"} I0426 14:50:43.717928 53267 utils.go:198] ID: 3 GRPC call: /csi.v1.Node/NodeGetCapabilities I0426 14:50:43.718086 53267 utils.go:199] ID: 3 GRPC request: {} I0426 14:50:43.718349 53267 utils.go:205] ID: 3 GRPC response: {"capabilities":[{"Type":{"Rpc":{"type":1}}},{"Type":{"Rpc":{"type":2}}},{"Type":{"Rpc":{"type":3}}},{"Type":{"Rpc":{"type":5}}}]} I0426 14:50:43.724971 53267 utils.go:198] ID: 4 GRPC call: /csi.v1.Node/NodeGetCapabilities I0426 14:50:43.725031 53267 utils.go:199] ID: 4 GRPC request: {} I0426 14:50:43.725257 53267 utils.go:205] ID: 4 GRPC response: {"capabilities":[{"Type":{"Rpc":{"type":1}}},{"Type":{"Rpc":{"type":2}}},{"Type":{"Rpc":{"type":3}}},{"Type":{"Rpc":{"type":5}}}]} I0426 14:50:43.726342 53267 utils.go:198] ID: 5 GRPC call: /csi.v1.Node/NodeGetCapabilities I0426 14:50:43.726376 53267 utils.go:199] ID: 5 GRPC request: {} I0426 14:50:43.726602 53267 utils.go:205] ID: 5 GRPC response: {"capabilities":[{"Type":{"Rpc":{"type":1}}},{"Type":{"Rpc":{"type":2}}},{"Type":{"Rpc":{"type":3}}},{"Type":{"Rpc":{"type":5}}}]} I0426 14:50:43.728063 53267 utils.go:198] ID: 6 Req-ID: 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d GRPC call: /csi.v1.Node/NodeStageVolume I0426 14:50:43.728532 53267 utils.go:199] ID: 6 Req-ID: 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d GRPC request: {"secrets":"***stripped***","staging_target_path":"/var/lib/kubelet/plugins/kubernetes.io/csi/rbd.csi.ceph.com/0a9ca5abe10198af6b3f83c3635aa176c6c5204d5c50facc1acc215f7fc2d8e1/globalmount","volume_capability":{"AccessType":{"Mount":{"fs_type":"ext4","mount_flags":["discard"]}},"access_mode":{"mode":7}},"volume_context":{"clusterID":"4837cbf8-4f90-4300-b3f6-726c9b9f89b4","imageFeatures":"layering","imageName":"csi-vol-ede60d09-8e37-4a87-870a-3fca9af9bd9d","journalPool":"kube","pool":"kube","storage.kubernetes.io/csiProvisionerIdentity":"1777215036026-8106-rbd.csi.ceph.com"},"volume_id":"0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d"} I0426 14:50:43.747245 53267 omap.go:89] ID: 6 Req-ID: 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d got omap values: (pool="kube", namespace="", name="csi.volume.ede60d09-8e37-4a87-870a-3fca9af9bd9d"): map[csi.imageid:37b5728f5bf5 csi.imagename:csi-vol-ede60d09-8e37-4a87-870a-3fca9af9bd9d csi.volname:pvc-9e688f4c-c984-4321-a9c3-782a9b9fa3fd csi.volume.owner:default] I0426 14:50:43.793076 53267 rbd_util.go:352] ID: 6 Req-ID: 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d checking for ImageFeatures: [layering] I0426 14:50:43.828694 53267 cephcmds.go:105] ID: 6 Req-ID: 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d command succeeded: rbd [device list --format=json --device-type krbd] I0426 14:50:43.873763 53267 rbd_attach.go:437] ID: 6 Req-ID: 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d rbd: map mon 199.204.45.113 I0426 14:50:43.956184 53267 cephcmds.go:105] ID: 6 Req-ID: 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d command succeeded: rbd [--id kube -m 199.204.45.113 --keyfile=***stripped*** map kube/csi-vol-ede60d09-8e37-4a87-870a-3fca9af9bd9d --device-type krbd --options noudev] I0426 14:50:43.956243 53267 nodeserver.go:422] ID: 6 Req-ID: 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d rbd image: kube/csi-vol-ede60d09-8e37-4a87-870a-3fca9af9bd9d was successfully mapped at /dev/rbd0 I0426 14:50:43.956429 53267 mount_linux.go:577] Attempting to determine if disk "/dev/rbd0" is formatted using blkid with args: ([-p -s TYPE -s PTTYPE -o export /dev/rbd0]) I0426 14:50:43.967122 53267 mount_linux.go:580] Output: "" I0426 14:50:44.140978 53267 mount_linux.go:577] Attempting to determine if disk "/dev/rbd0" is formatted using blkid with args: ([-p -s TYPE -s PTTYPE -o export /dev/rbd0]) I0426 14:50:44.155673 53267 mount_linux.go:580] Output: "DEVNAME=/dev/rbd0\nTYPE=ext4\n" I0426 14:50:44.155702 53267 mount_linux.go:439] Checking for issues with fsck on disk: /dev/rbd0 I0426 14:50:44.232260 53267 mount_linux.go:544] Attempting to mount disk /dev/rbd0 in ext4 format at /var/lib/kubelet/plugins/kubernetes.io/csi/rbd.csi.ceph.com/0a9ca5abe10198af6b3f83c3635aa176c6c5204d5c50facc1acc215f7fc2d8e1/globalmount/0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d I0426 14:50:44.232338 53267 mount_linux.go:218] Mounting cmd (mount) with arguments (-t ext4 -o _netdev,discard,defaults /dev/rbd0 /var/lib/kubelet/plugins/kubernetes.io/csi/rbd.csi.ceph.com/0a9ca5abe10198af6b3f83c3635aa176c6c5204d5c50facc1acc215f7fc2d8e1/globalmount/0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d) I0426 14:50:44.273994 53267 mount_linux.go:577] Attempting to determine if disk "/dev/rbd0" is formatted using blkid with args: ([-p -s TYPE -s PTTYPE -o export /dev/rbd0]) I0426 14:50:44.288737 53267 mount_linux.go:580] Output: "DEVNAME=/dev/rbd0\nTYPE=ext4\n" I0426 14:50:44.288758 53267 resizefs_linux.go:137] ResizeFs.needResize - checking mounted volume /dev/rbd0 I0426 14:50:44.291833 53267 resizefs_linux.go:141] Ext size: filesystem size=5368709120, block size=4096 I0426 14:50:44.291860 53267 resizefs_linux.go:156] Volume /dev/rbd0: device size=5368709120, filesystem size=5368709120, block size=4096 I0426 14:50:44.291887 53267 nodeserver.go:382] ID: 6 Req-ID: 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d rbd: successfully mounted volume 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d to stagingTargetPath /var/lib/kubelet/plugins/kubernetes.io/csi/rbd.csi.ceph.com/0a9ca5abe10198af6b3f83c3635aa176c6c5204d5c50facc1acc215f7fc2d8e1/globalmount/0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d I0426 14:50:44.291989 53267 utils.go:205] ID: 6 Req-ID: 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d GRPC response: {} I0426 14:50:44.293475 53267 utils.go:198] ID: 7 GRPC call: /csi.v1.Node/NodeGetCapabilities I0426 14:50:44.293508 53267 utils.go:199] ID: 7 GRPC request: {} I0426 14:50:44.293792 53267 utils.go:205] ID: 7 GRPC response: {"capabilities":[{"Type":{"Rpc":{"type":1}}},{"Type":{"Rpc":{"type":2}}},{"Type":{"Rpc":{"type":3}}},{"Type":{"Rpc":{"type":5}}}]} I0426 14:50:44.298416 53267 utils.go:198] ID: 8 GRPC call: /csi.v1.Node/NodeGetCapabilities I0426 14:50:44.298451 53267 utils.go:199] ID: 8 GRPC request: {} I0426 14:50:44.298620 53267 utils.go:205] ID: 8 GRPC response: {"capabilities":[{"Type":{"Rpc":{"type":1}}},{"Type":{"Rpc":{"type":2}}},{"Type":{"Rpc":{"type":3}}},{"Type":{"Rpc":{"type":5}}}]} I0426 14:50:44.300191 53267 utils.go:198] ID: 9 GRPC call: /csi.v1.Node/NodeGetCapabilities I0426 14:50:44.300242 53267 utils.go:199] ID: 9 GRPC request: {} I0426 14:50:44.300335 53267 utils.go:205] ID: 9 GRPC response: {"capabilities":[{"Type":{"Rpc":{"type":1}}},{"Type":{"Rpc":{"type":2}}},{"Type":{"Rpc":{"type":3}}},{"Type":{"Rpc":{"type":5}}}]} I0426 14:50:44.301704 53267 utils.go:198] ID: 10 Req-ID: 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d GRPC call: /csi.v1.Node/NodePublishVolume I0426 14:50:44.301941 53267 utils.go:199] ID: 10 Req-ID: 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d GRPC request: {"staging_target_path":"/var/lib/kubelet/plugins/kubernetes.io/csi/rbd.csi.ceph.com/0a9ca5abe10198af6b3f83c3635aa176c6c5204d5c50facc1acc215f7fc2d8e1/globalmount","target_path":"/var/lib/kubelet/pods/86fc9453-a9ee-4733-8e6b-e75665b9f1bd/volumes/kubernetes.io~csi/pvc-9e688f4c-c984-4321-a9c3-782a9b9fa3fd/mount","volume_capability":{"AccessType":{"Mount":{"fs_type":"ext4","mount_flags":["discard"]}},"access_mode":{"mode":7}},"volume_context":{"clusterID":"4837cbf8-4f90-4300-b3f6-726c9b9f89b4","imageFeatures":"layering","imageName":"csi-vol-ede60d09-8e37-4a87-870a-3fca9af9bd9d","journalPool":"kube","pool":"kube","storage.kubernetes.io/csiProvisionerIdentity":"1777215036026-8106-rbd.csi.ceph.com"},"volume_id":"0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d"} I0426 14:50:44.302118 53267 nodeserver.go:859] ID: 10 Req-ID: 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d target /var/lib/kubelet/pods/86fc9453-a9ee-4733-8e6b-e75665b9f1bd/volumes/kubernetes.io~csi/pvc-9e688f4c-c984-4321-a9c3-782a9b9fa3fd/mount isBlock false fstype ext4 stagingPath /var/lib/kubelet/plugins/kubernetes.io/csi/rbd.csi.ceph.com/0a9ca5abe10198af6b3f83c3635aa176c6c5204d5c50facc1acc215f7fc2d8e1/globalmount/0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d readonly false mountflags [bind _netdev discard] I0426 14:50:44.302146 53267 mount_linux.go:218] Mounting cmd (mount) with arguments (-t ext4 -o bind,_netdev /var/lib/kubelet/plugins/kubernetes.io/csi/rbd.csi.ceph.com/0a9ca5abe10198af6b3f83c3635aa176c6c5204d5c50facc1acc215f7fc2d8e1/globalmount/0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d /var/lib/kubelet/pods/86fc9453-a9ee-4733-8e6b-e75665b9f1bd/volumes/kubernetes.io~csi/pvc-9e688f4c-c984-4321-a9c3-782a9b9fa3fd/mount) I0426 14:50:44.304856 53267 mount_linux.go:218] Mounting cmd (mount) with arguments (-t ext4 -o bind,remount,_netdev,discard /var/lib/kubelet/plugins/kubernetes.io/csi/rbd.csi.ceph.com/0a9ca5abe10198af6b3f83c3635aa176c6c5204d5c50facc1acc215f7fc2d8e1/globalmount/0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d /var/lib/kubelet/pods/86fc9453-a9ee-4733-8e6b-e75665b9f1bd/volumes/kubernetes.io~csi/pvc-9e688f4c-c984-4321-a9c3-782a9b9fa3fd/mount) I0426 14:50:44.306850 53267 nodeserver.go:742] ID: 10 Req-ID: 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d rbd: successfully mounted stagingPath /var/lib/kubelet/plugins/kubernetes.io/csi/rbd.csi.ceph.com/0a9ca5abe10198af6b3f83c3635aa176c6c5204d5c50facc1acc215f7fc2d8e1/globalmount/0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d to targetPath /var/lib/kubelet/pods/86fc9453-a9ee-4733-8e6b-e75665b9f1bd/volumes/kubernetes.io~csi/pvc-9e688f4c-c984-4321-a9c3-782a9b9fa3fd/mount I0426 14:50:44.307082 53267 utils.go:205] ID: 10 Req-ID: 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d GRPC response: {} I0426 14:50:54.398875 53267 utils.go:198] ID: 11 Req-ID: 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d GRPC call: /csi.v1.Node/NodeUnpublishVolume I0426 14:50:54.399114 53267 utils.go:199] ID: 11 Req-ID: 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d GRPC request: {"target_path":"/var/lib/kubelet/pods/86fc9453-a9ee-4733-8e6b-e75665b9f1bd/volumes/kubernetes.io~csi/pvc-9e688f4c-c984-4321-a9c3-782a9b9fa3fd/mount","volume_id":"0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d"} I0426 14:50:54.399253 53267 mount_linux.go:360] Unmounting /var/lib/kubelet/pods/86fc9453-a9ee-4733-8e6b-e75665b9f1bd/volumes/kubernetes.io~csi/pvc-9e688f4c-c984-4321-a9c3-782a9b9fa3fd/mount I0426 14:50:54.405081 53267 nodeserver.go:945] ID: 11 Req-ID: 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d rbd: successfully unbound volume 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d from /var/lib/kubelet/pods/86fc9453-a9ee-4733-8e6b-e75665b9f1bd/volumes/kubernetes.io~csi/pvc-9e688f4c-c984-4321-a9c3-782a9b9fa3fd/mount I0426 14:50:54.405231 53267 utils.go:205] ID: 11 Req-ID: 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d GRPC response: {} I0426 14:50:54.504743 53267 utils.go:198] ID: 12 GRPC call: /csi.v1.Node/NodeGetCapabilities I0426 14:50:54.504835 53267 utils.go:199] ID: 12 GRPC request: {} I0426 14:50:54.504949 53267 utils.go:205] ID: 12 GRPC response: {"capabilities":[{"Type":{"Rpc":{"type":1}}},{"Type":{"Rpc":{"type":2}}},{"Type":{"Rpc":{"type":3}}},{"Type":{"Rpc":{"type":5}}}]} I0426 14:50:54.508299 53267 utils.go:198] ID: 13 Req-ID: 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d GRPC call: /csi.v1.Node/NodeUnstageVolume I0426 14:50:54.508419 53267 utils.go:199] ID: 13 Req-ID: 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d GRPC request: {"staging_target_path":"/var/lib/kubelet/plugins/kubernetes.io/csi/rbd.csi.ceph.com/0a9ca5abe10198af6b3f83c3635aa176c6c5204d5c50facc1acc215f7fc2d8e1/globalmount","volume_id":"0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d"} I0426 14:50:54.508540 53267 mount_linux.go:360] Unmounting /var/lib/kubelet/plugins/kubernetes.io/csi/rbd.csi.ceph.com/0a9ca5abe10198af6b3f83c3635aa176c6c5204d5c50facc1acc215f7fc2d8e1/globalmount/0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d I0426 14:50:54.752767 53267 nodeserver.go:1001] ID: 13 Req-ID: 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d successfully unmounted volume (0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d) from staging path (/var/lib/kubelet/plugins/kubernetes.io/csi/rbd.csi.ceph.com/0a9ca5abe10198af6b3f83c3635aa176c6c5204d5c50facc1acc215f7fc2d8e1/globalmount/0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d) I0426 14:50:54.820859 53267 cephcmds.go:105] ID: 13 Req-ID: 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d command succeeded: rbd [unmap kube/csi-vol-ede60d09-8e37-4a87-870a-3fca9af9bd9d --device-type krbd --options noudev] I0426 14:50:54.820888 53267 nodeserver.go:1059] ID: 13 Req-ID: 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d successfully unmapped volume (0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d) I0426 14:50:54.821002 53267 utils.go:205] ID: 13 Req-ID: 0001-0024-4837cbf8-4f90-4300-b3f6-726c9b9f89b4-0000000000000002-ede60d09-8e37-4a87-870a-3fca9af9bd9d GRPC response: {}