diff --git a/classes/cluster/virtual-mcp-ocata-ovs-ceph/ceph/osd.yml b/classes/cluster/virtual-mcp-ocata-ovs-ceph/ceph/osd.yml
new file mode 100644
index 0000000..8aab729
--- /dev/null
+++ b/classes/cluster/virtual-mcp-ocata-ovs-ceph/ceph/osd.yml
@@ -0,0 +1,15 @@
+classes:
+- service.ceph.osd.cluster
+- system.linux.system.repo.ceph
+- cluster.virtual-mcp-ocata-ovs-ceph
+parameters:
+  ceph:
+    osd:
+      enabled: true
+      crush_parent: ${_param:ceph_crush_parent}
+      bluestore_block_db_size: 10073741824
+      backend:
+        bluestore:
+          disks:
+            - dev: /dev/vdb
+              block_db: /dev/vdb