diff --git a/tobiko/tests/faults/ha/cloud_disruptions.py b/tobiko/tests/faults/ha/cloud_disruptions.py
index 8f2f2a0c2..a09dad31b 100644
--- a/tobiko/tests/faults/ha/cloud_disruptions.py
+++ b/tobiko/tests/faults/ha/cloud_disruptions.py
@@ -243,7 +243,7 @@ def check_iha_evacuation(failover_type=None, vm_type=None):
     for iteration in range(2):
         LOG.info(f'Beign IHA tests iteration {iteration}')
         LOG.info('creatr 4 vms')
-        nova.create_multiple_unique_vms(n_vms=4)
+        nova.create_multiple_unique_vms(n_vms=2)
         compute_host = nova.get_random_compute_with_vms_name()
         vms_starting_state_df = nova.get_compute_vms_df(compute_host)
         if vm_type == 'shutoff':
@@ -282,5 +282,5 @@ def check_iha_evacuation_network_disruption():
     check_iha_evacuation(failover_type=network_disruption)
 
 
-def check_iha_evacuation_hard_reset_shutfoff_inatance():
+def check_iha_evacuation_hard_reset_shutoff_instance():
     check_iha_evacuation(failover_type=hard_reset_method, vm_type='shutoff')
diff --git a/tobiko/tests/faults/ha/test_cloud_recovery.py b/tobiko/tests/faults/ha/test_cloud_recovery.py
index e29e341e9..a064db0fe 100644
--- a/tobiko/tests/faults/ha/test_cloud_recovery.py
+++ b/tobiko/tests/faults/ha/test_cloud_recovery.py
@@ -102,20 +102,20 @@ class DisruptTripleoNodesTest(testtools.TestCase):
 
     @pacemaker.skip_if_instanceha_not_delpoyed
     def test_instanceha_evacuation_hard_reset(self):
-        overcloud_health_checks()
+        overcloud_health_checks(passive_checks_only=True)
         cloud_disruptions.check_iha_evacuation_hard_reset()
 
     @pacemaker.skip_if_instanceha_not_delpoyed
     def test_instanceha_evacuation_network_disruption(self):
-        overcloud_health_checks()
+        overcloud_health_checks(passive_checks_only=True)
         cloud_disruptions.check_iha_evacuation_network_disruption()
 
-    def test_instanceha_evacuation_hard_reset_shutfoff_inatance(self):
-        overcloud_health_checks()
-        cloud_disruptions.check_iha_evacuation_hard_reset_shutfoff_inatance()
+    def test_instanceha_evacuation_hard_reset_shutoff_instance(self):
+        overcloud_health_checks(passive_checks_only=True)
+        cloud_disruptions.check_iha_evacuation_hard_reset_shutoff_instance()
 
     def test_check_instanceha_evacuation_evac_image_vm(self):
-        overcloud_health_checks()
+        overcloud_health_checks(passive_checks_only=True)
         cloud_disruptions.check_iha_evacuation_evac_image_vm()