alter stress: move indexes and projections to separate scenario

.github/workflows/run-alter-stress.yml

@@ -17,10 +17,11 @@ on:
         type: choice
         options:
           - safe
-          - add-remove-replicas
-          - full-disk
-          - network-faults
-          - insert-faults
+          - indexes and projections
+          - add remove replicas
+          - full disk
+          - network faults
+          - insert faults
       storage_provider:
         description: "Storage Provider to use (default: minio)"
         type: choice

alter/stress/tests/actions.py

@@ -742,7 +742,7 @@ def drop_random_index(self):
                         node = get_random_node_for_table(table_name=table_name)
 
                     with And("waiting for any other mutations on that index to finish"):
-                        wait_for_mutations_to_finish(node=node, command_like=index_name)
+                        wait_for_mutations_to_finish(node=node, command_like=index_name, timeout=300)
 
                     with And("dropping the index"):
                         r = node.query(

alter/stress/tests/stress_alter.py

@@ -13,8 +13,8 @@
 
 def build_action_list(
     columns=True,
-    projections=True,
-    indexes=True,
+    projections=False,
+    indexes=False,
     restarts=False,
     network_restarts=False,
     add_remove_replicas=False,
@@ -274,6 +274,24 @@ def safe(self):
     )
 
 
+@TestScenario
+def indexes_and_projections(self):
+    """
+    Perform only actions using indexes and projections.
+
+    Column actions are disabled to avoid mutation timeouts.
+    """
+
+    alter_combinations(
+        actions=build_action_list(
+            columns=False,
+            projections=True,
+            indexes=True,
+        ),
+        limit=None if self.context.stress else 20,
+    )
+
+
 @TestScenario
 def insert_faults(self):
     """