diff --git a/devstack/lib/rally b/devstack/lib/rally
index 3d2a6257..3c2839d8 100644
--- a/devstack/lib/rally
+++ b/devstack/lib/rally
@@ -35,6 +35,7 @@ RALLY_ADD_DEPLOYMENT=$(trueorfalse True $RALLY_ADD_DEPLOYMENT)
 
 # Integration with OSprofiler
 OSPROFILER_HMAC_KEYS=${OSPROFILER_HMAC_KEYS:-""}
+OSPROFILER_CONNECTION_STRING=${OSPROFILER_CONNECTION_STRING:-""}
 
 # Functions
 # ---------
@@ -46,6 +47,10 @@ OSPROFILER_HMAC_KEYS=${OSPROFILER_HMAC_KEYS:-""}
 #   ``KEYSTONE_SERVICE_HOST``, ``KEYSTONE_SERVICE_PORT``,
 #   ``IDENTITY_API_VERSION`` - must be defined
 #   ``OSPROFILER_HMAC_KEYS`` - optional, for integration with osprofiler
+#   ``OSPROFILER_CONNECTION_STRING`` - optional, if this is set together with
+#       OSPROFILER_HMAC_KEYS rally html report will use osprofiler api to
+#       generate html report for each trace and embed it as iframe to our
+#       native html repor
 #
 # _create_deployment_config filename
 function _create_deployment_config() {
@@ -86,6 +91,11 @@ if [[ ! -z "$OSPROFILER_HMAC_KEYS" ]]; then
         "profiler_hmac_key": $OSPROFILER_HMAC_KEYS,
 EOF
 fi
+if [[ ! -z "$OSPROFILER_CONNECTION_STRING" ]]; then
+    cat >>$1 <<EOF
+        "profiler_conn_str": "$OSPROFILER_CONNECTION_STRING",
+EOF
+fi
 
 # And finish file
 cat >>$1 <<EOF