diff --git a/tobiko/tests/faults/ha/cloud_disruptions.py b/tobiko/tests/faults/ha/cloud_disruptions.py
index eaa0444a8..1ffbe718e 100644
--- a/tobiko/tests/faults/ha/cloud_disruptions.py
+++ b/tobiko/tests/faults/ha/cloud_disruptions.py
@@ -380,6 +380,10 @@ def check_no_duplicate_ips(vms_detailed_info, ports_before_stack_creation):
     test_case.assertEqual(len(ip6_list), len(ip4_list))
 
     ports_after_reboot = neutron.list_ports(device_owner="compute:nova")
+    LOG.debug("list of ports obtained at the begining of this test: %r",
+              ports_before_stack_creation)
+    LOG.debug("list of ports obtained at the end of this test: %r",
+              ports_after_reboot)
     test_case.assertEqual(len(ip6_list), len(ports_after_reboot) - len(
         ports_before_stack_creation))