diff --git a/suites/upgrade/hammer-x/stress-split/0-cluster/+ b/suites/upgrade/hammer-x/stress-split/0-cluster/+
new file mode 100644
index 00000000000..e69de29bb2d
diff --git a/suites/upgrade/hammer-x/stress-split/0-cluster/openstack.yaml b/suites/upgrade/hammer-x/stress-split/0-cluster/openstack.yaml
new file mode 100644
index 00000000000..45e60efc7f8
--- /dev/null
+++ b/suites/upgrade/hammer-x/stress-split/0-cluster/openstack.yaml
@@ -0,0 +1,3 @@
+openstack:
+  - machine:
+      disk: 40 # GB
diff --git a/suites/upgrade/hammer-x/tiering/0-cluster/start.yaml b/suites/upgrade/hammer-x/tiering/0-cluster/start.yaml
index ab36e6c1a2e..0ce5381b569 100644
--- a/suites/upgrade/hammer-x/tiering/0-cluster/start.yaml
+++ b/suites/upgrade/hammer-x/tiering/0-cluster/start.yaml
@@ -14,6 +14,7 @@ overrides:
     - scrub mismatch
     - ScrubResult
     - failed to encode map
+    - wrongly marked me down
     conf:
       mon:
         mon warn on legacy crush tunables: false