diff --git a/tempest/lib/common/rest_client.py b/tempest/lib/common/rest_client.py
index 0030aaf..4e1dc59 100644
--- a/tempest/lib/common/rest_client.py
+++ b/tempest/lib/common/rest_client.py
@@ -457,13 +457,20 @@
         resp_log = resp.copy()
         if 'x-subject-token' in resp_log:
             resp_log['x-subject-token'] = '<omitted>'
-        log_fmt = """Request - Headers: %s
+        # NOTE(sdague): while we still have 6 callers to this function
+        # we're going to just provide work around on who is actually
+        # providing timings by gracefully adding no content if they don't.
+        # Once we're down to 1 caller, clean this up.
+        caller_name = test_utils.find_test_caller()
+
+        log_fmt = """Request (%s) - Headers: %s
         Body: %s
     Response - Headers: %s
         Body: %s"""
 
         self.LOG.debug(
             log_fmt,
+            caller_name,
             str(req_headers),
             self._safe_body(req_body),
             str(resp_log),