Merge "Use service role also in test_assisted_volume_snapshots"
diff --git a/tempest/lib/common/utils/test_utils.py b/tempest/lib/common/utils/test_utils.py
index 4cf8351..c79db15 100644
--- a/tempest/lib/common/utils/test_utils.py
+++ b/tempest/lib/common/utils/test_utils.py
@@ -93,6 +93,7 @@
             if attempt >= 3:
                 raise
             LOG.warning('Got ServerFault while running %s, retrying...', func)
+            time.sleep(1)
 
 
 def call_until_true(func, duration, sleep_for, *args, **kwargs):