diff --git a/configs-examples/ceph_fuel.yaml b/configs-examples/ceph_fuel.yaml
index 7018e86..0e1fb7b 100644
--- a/configs-examples/ceph_fuel.yaml
+++ b/configs-examples/ceph_fuel.yaml
@@ -1,43 +1,24 @@
+include: default.yaml
+lab_name: ${LAB_NAME}
+
 clouds:
     fuel:
-        url: http://FUEL_WEB_IP:8000/
-        creds: USER:PASSWD@TENANT #admin:admin@admin
-        ssh_creds: root:FUEL_SSH_PASSWD
-        openstack_env: OPENSTACK_ENV_NAME
+        url: http://${FUEL_WEBUI_IP}:8000/
+
+        # fuel UI creds
+        creds: ${USER}:${PASSWD}@${TENANT} #admin:admin@admin
+
+        # fuel master ssh passwd
+        ssh_creds: root:${FUEL_SSH_PASSWD}
+
+        # openstack environment
+        openstack_env: ${OPENSTACK_ENV_NAME}
 
 discover: fuel_openrc_only
 
-internal:
-    var_dir_root: /tmp/perf_tests
-
-logging:
-    extra_logs: 1
-
-vm_configs:
-    wally_1024:
-        image:
-            name: wally_ubuntu
-            url: https://cloud-images.ubuntu.com/trusty/current/trusty-server-cloudimg-amd64-disk1.img
-            creds: "ssh://ubuntu@{ip}::{private_key_path}"
-
-        flavor:
-            name: wally_1024
-            hdd_size: 50
-            ram_size: 1024
-            cpu_count: 1
-
-        vol_sz: 30
-        keypair_name: wally_vm_key
-        name_templ: wally-{group}-{id}
-        aa_group_name: wally-aa-{0}
-        security_group: wally_ssh_to_everyone
-
 tests:
     - start_test_nodes:
         openstack:
-            # creds: /tmp/perf_tests/personalistic_sharron/test_openrc
-            # creds: ENV
-            creds: clouds
             count: x1
             cfg_name: wally_1024
             network_zone_name: net04
@@ -48,4 +29,4 @@
                 cfg: ceph
                 params:
                     FILENAME: /dev/vdb
-                    NUM_ROUNDS: 7
+                    TEST_FILE_SIZE: 100G
diff --git a/configs-examples/ceph_raw.yaml b/configs-examples/ceph_raw.yaml
index 646945f..9520a2f 100644
--- a/configs-examples/ceph_raw.yaml
+++ b/configs-examples/ceph_raw.yaml
@@ -1,12 +1,14 @@
+include: default.yaml
+
 clouds:
-    ceph: ssh://USER@ANY_CEPH_NODE::KEY_FILE
+    ceph: ssh://${USER}@${ANY_CEPH_NODE}::${KEY_FILE}
 
 discover: ceph
 
 explicit_nodes:
-    "ssh://TEST_USER@TESTNODE1::KEY_FILE": testnode
-    "ssh://TEST_USER@TESTNODE2::KEY_FILE": testnode
-    "ssh://TEST_USER@TESTNODE3::KEY_FILE": testnode
+    "ssh://${TEST_USER}@${TESTNODE1}::${KEY_FILE}": testnode
+    "ssh://${TEST_USER}@${TESTNODE2}::${KEY_FILE}": testnode
+    "ssh://${TEST_USER}@${TESTNODE3}::${KEY_FILE}": testnode
 
 sensors:
     roles_mapping:
@@ -17,11 +19,5 @@
     - io:
         cfg: ceph
         params:
-            FILENAME: /dev/rbd/rbd/RBD_DEV_NAME_OR_LINK
-            NUM_ROUNDS: 7
-
-internal:
-    var_dir_root: /tmp/perf_tests
-
-logging:
-    extra_logs: 1
+            FILENAME: /dev/rbd/rbd/${RBD_DEV_NAME_OR_LINK}
+            FILESIZE: ${FILESIZE}
diff --git a/configs-examples/db_raw.yaml b/configs-examples/db_raw.yaml
index 10104be..9d74c17 100644
--- a/configs-examples/db_raw.yaml
+++ b/configs-examples/db_raw.yaml
@@ -1,5 +1,7 @@
+include: default.yaml
+
 explicit_nodes:
-    "ssh://root@192.168.59.104::/home/yportnova/.ssh/id_rsa": testnode
+    "ssh://root@${NODE_IP}::${KEY_NAME}": testnode
 
 tests:
     - pgbench:
@@ -7,9 +9,3 @@
         transactions_per_client: 2
     - mysql:
         warehouses: 20
-
-internal:
-    var_dir_root: /tmp/perf_tests
-
-logging:
-    extra_logs: 1
diff --git a/configs-examples/default.yaml b/configs-examples/default.yaml
new file mode 100644
index 0000000..8750bc3
--- /dev/null
+++ b/configs-examples/default.yaml
@@ -0,0 +1,27 @@
+settings:
+    collect_info: false
+    suspend_unused_vms: false
+    results_storage: /var/wally_results
+    log_level: DEBUG
+
+vm_configs:
+    keypair_file_private: wally_vm_key.pem
+    keypair_file_public: wally_vm_key.pub
+    keypair_name: wally_vm_key
+
+    wally_1024:
+        image:
+            name: wally_ubuntu
+            url: https://cloud-images.ubuntu.com/trusty/current/trusty-server-cloudimg-amd64-disk1.img
+            creds: "ssh://ubuntu@{ip}::{private_key_path}"
+
+        flavor:
+            name: wally_1024
+            hdd_size: 100
+            ram_size: 1024
+            cpu_count: 2
+
+        vol_sz: 100
+        name_templ: wally-{group}-{id}
+        aa_group_name: wally-aa-{0}
+        security_group: wally_ssh_to_everyone
diff --git a/configs-examples/hdd.yaml b/configs-examples/hdd.yaml
index dcb5f9e..d38904a 100644
--- a/configs-examples/hdd.yaml
+++ b/configs-examples/hdd.yaml
@@ -1,17 +1,11 @@
+include: default.yaml
+
 explicit_nodes:
     local: testnode
 
-internal:
-    var_dir_root: /tmp/perf_tests
-
-testnode_log_root: /tmp/perf_tests_rem
-
 tests:
     - io:
         cfg: hdd
         params:
-            FILENAME: FILE_ON_USB_HDD
-            NUM_ROUNDS: 7
-
-logging:
-    extra_logs: 1
\ No newline at end of file
+            FILENAME: ${FILEPATH}
+            FILESIZE: ${FILESIZE}
diff --git a/configs-examples/local_ceph.yaml b/configs-examples/local_ceph.yaml
index 613894d..519f094 100644
--- a/configs-examples/local_ceph.yaml
+++ b/configs-examples/local_ceph.yaml
@@ -1,3 +1,5 @@
+include: default.yaml
+
 clouds:
     ceph: local
 
@@ -6,9 +8,6 @@
 explicit_nodes:
     local: testnode
 
-internal:
-    var_dir_root: /tmp/perf_tests
-
 sensors:
     roles_mapping:
         testnode: system-cpu, block-io
@@ -17,8 +16,5 @@
     - io:
         cfg: ceph
         params:
-            FILENAME: CEPH_RBD_DEVICE
-            NUM_ROUNDS: 7
-
-logging:
-    extra_logs: 1
+            FILENAME: ${CEPH_RBD_DEVICE}
+            FILESIZE: ${FILESIZE}