diff --git a/cloud/blockstore/libs/storage/disk_registry/disk_registry_actor_monitoring.cpp b/cloud/blockstore/libs/storage/disk_registry/disk_registry_actor_monitoring.cpp
index e8694ed3095..6c73e933f2e 100644
--- a/cloud/blockstore/libs/storage/disk_registry/disk_registry_actor_monitoring.cpp
+++ b/cloud/blockstore/libs/storage/disk_registry/disk_registry_actor_monitoring.cpp
@@ -261,7 +261,9 @@ void TDiskRegistryActor::RenderDevicesWithDetails(
                         out << FormatByteSize(bytes);
                     }
                     TABLED() {
-                        out << FormatByteSize(device.GetPhysicalOffset());
+                        out << device.GetPhysicalOffset() << " ("
+                            << FormatByteSize(device.GetPhysicalOffset())
+                            << ")";
                     }
                     TABLED() { out << device.GetTransportId(); }
                     TABLED() {