run tests on nodes in offline mode
diff --git a/configs/perf1.yaml b/configs/perf1.yaml
index 119cdb1..9428b78 100644
--- a/configs/perf1.yaml
+++ b/configs/perf1.yaml
@@ -3,7 +3,7 @@
         url: http://172.16.52.112:8000/
         creds: admin:admin@admin
         ssh_creds: root:test37
-        openstack_env: test
+        openstack_env: Performance-1
 
 discover: fuel
 
@@ -24,7 +24,7 @@
     - start_test_nodes:
         creds: clouds
         vm_params:
-            count: x2
+            count: x1
             image:
                 name: disk_io_perf
                 url: https://cloud-images.ubuntu.com/trusty/current/trusty-server-cloudimg-amd64-disk1.img
@@ -47,10 +47,9 @@
 
         tests:
             - io:
-                cluster: true
-                cfg: wally/suits/io/io_scenario_ceph.cfg
+                # cfg: wally/suits/io/io_scenario_ceph.cfg
+                cfg: scripts/fio_tests_configs/io_task_test.cfg
                 prefill_files: true
-                # cfg: scripts/fio_tests_configs/io_task_test.cfg
                 params:
                     FILENAME: /dev/vdb
                     NUM_ROUNDS: 3