--- /dev/null
+[defaults]
+host_key_checking = False
 
--- /dev/null
+---
+##############################################################################
+# Copyright (c) 2017 Huawei Technologies Co.,Ltd and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+
+- hosts: localhost
+  roles:
+    - cpu_pin_local_setup
+
+- hosts: controller
+  roles:
+    - scheduler_default_filters_setup
+    - restart_nova_scheduler
+
+- hosts: compute
+  roles:
+    - vcpu_pin_set_setup
+    - restart_nova_compute
 
--- /dev/null
+---
+##############################################################################
+# Copyright (c) 2017 Huawei Technologies Co.,Ltd and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+
+- hosts: compute
+  roles:
+      - vcpu_pin_set_reset
+      - restart_nova_compute
+
+- hosts: controller
+  roles:
+      - scheduler_default_filters_reset
+      - restart_nova_scheduler
+
+- hosts: localhost
+  roles:
+      - cpu_pin_local_teardown
 
--- /dev/null
+[controller]
+host1 ansible_host=10.1.0.50 ansible_user=root ansible_ssh_pass=root
+host2 ansible_host=10.1.0.51 ansible_user=root ansible_ssh_pass=root
+host3 ansible_host=10.1.0.52 ansible_user=root ansible_ssh_pass=root
+
+[compute]
+host4 ansible_host=10.1.0.53 ansible_user=root ansible_ssh_pass=root
+host5 ansible_host=10.1.0.54 ansible_user=root ansible_ssh_pass=root
 
--- /dev/null
+---
+##############################################################################
+# Copyright (c) 2017 Huawei Technologies Co.,Ltd and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+
+- name: get nova-compute host
+  shell:
+    source /etc/yardstick/openstack.creds;
+    openstack availability zone list --long | grep nova-compute | sort | awk '{print $7}';
+  args:
+      executable: /bin/bash
+  register: compute_nodes
+
+- name: get existing flavor list
+  shell:
+    source /etc/yardstick/openstack.creds;
+    openstack flavor list | grep "True" | cut -f 2 -d ' ';
+  args:
+      executable: /bin/bash
+  register: flavors
+
+- name: create pinned-cpu and regular host aggregate
+  shell:
+    source /etc/yardstick/openstack.creds;
+    openstack aggregate create pinned-cpu;
+    openstack aggregate create regular;
+    nova aggregate-set-metadata pinned-cpu pinned=true;
+    nova aggregate-set-metadata regular pinned=false;
+    nova aggregate-add-host pinned-cpu {{ compute_nodes.stdout_lines[0] }};
+    nova aggregate-add-host regular {{ compute_nodes.stdout_lines[1] }};
+  args:
+      executable: /bin/bash
+
+- name: set flavor default property
+  shell:
+    source /etc/yardstick/openstack.creds;
+    openstack flavor set --property aggregate_instance_extra_specs:pinned=false {{item}};
+  args:
+      executable: /bin/bash
+  with_items:
+      - '{{ flavors.stdout_lines }}'
+
+- name: create flavor yardstick-pinned-flavor
+  os_nova_flavor:
+    cloud: opnfv
+    state: present
+    name: yardstick-pinned-flavor
+    ram: 512
+    vcpus: 3
+    disk: 3
+
+- name: set yardstick-pinned-flavor property
+  shell:
+    source /etc/yardstick/openstack.creds;
+    openstack flavor set --property hw:cpu_policy=dedicated yardstick-pinned-flavor;
+    openstack flavor set --property aggregate_instance_extra_specs:pinned=true yardstick-pinned-flavor;
+  args:
+      executable: /bin/bash
 
--- /dev/null
+---
+##############################################################################
+# Copyright (c) 2017 Huawei Technologies Co.,Ltd and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+
+- name: get nova-compute host
+  shell:
+    source /etc/yardstick/openstack.creds;
+    openstack availability zone list --long | grep nova-compute | sort | awk '{print $7}';
+  args:
+      executable: /bin/bash
+  register: compute_nodes
+
+- name: delete flavor yardstick-pinned-flavor
+  os_nova_flavor:
+    cloud: opnfv
+    state: absent
+    name: yardstick-pinned-flavor
+
+- name: get flavor list
+  shell:
+    source /etc/yardstick/openstack.creds;
+    openstack flavor list | grep "True" | cut -f 2 -d ' ';
+  args:
+      executable: /bin/bash
+  register: flavors
+
+- name: unset flavor default property
+  shell:
+    source /etc/yardstick/openstack.creds;
+    openstack flavor unset --property aggregate_instance_extra_specs:pinned {{item}};
+  args:
+      executable: /bin/bash
+  with_items:
+      - '{{ flavors.stdout_lines }}'
+
+- name: delete pinned-cpu and regular host aggregate
+  shell:
+    source /etc/yardstick/openstack.creds;
+    nova aggregate-remove-host pinned-cpu {{ compute_nodes.stdout_lines[0] }};
+    nova aggregate-remove-host regular {{ compute_nodes.stdout_lines[1] }};
+    openstack aggregate delete pinned-cpu;
+    openstack aggregate delete regular;
+  args:
+      executable: /bin/bash
 
--- /dev/null
+---
+##############################################################################
+# Copyright (c) 2017 Huawei Technologies Co.,Ltd and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+
+- name: restart nova compute service
+  service:
+    name: nova-compute
+    state: restarted
 
--- /dev/null
+---
+##############################################################################
+# Copyright (c) 2017 Huawei Technologies Co.,Ltd and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+
+- name: restart nova scheduler service
+  service:
+    name: nova-scheduler
+    state: restarted
 
--- /dev/null
+---
+##############################################################################
+# Copyright (c) 2017 Huawei Technologies Co.,Ltd and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+
+- name: reset scheduler default filters
+  lineinfile:
+    dest: /etc/nova/nova.conf
+    state: absent
+    regexp: 'scheduler_default_filters'
 
--- /dev/null
+---
+##############################################################################
+# Copyright (c) 2017 Huawei Technologies Co.,Ltd and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+
+- name: add scheduler_default_filters for cpu pinning
+  lineinfile:
+    dest: /etc/nova/nova.conf
+    insertafter: 'DEFAULT'
+    line: 'scheduler_default_filters={{cpu_pin_filters}}'
 
--- /dev/null
+cpu_pin_filters: NUMATopologyFilter,AggregateInstanceExtraSpecsFilter
 
--- /dev/null
+---
+##############################################################################
+# Copyright (c) 2017 Huawei Technologies Co.,Ltd and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+
+- name: remove vcpu pin set
+  lineinfile:
+    dest: /etc/nova/nova.conf
+    state: absent
+    regexp: 'vcpu_pin_set'
+
+- name: remove memory reserved for host
+  lineinfile:
+    dest: /etc/nova/nova.conf
+    state: absent
+    regexp: 'reserved_host_memory_mb'
 
--- /dev/null
+---
+##############################################################################
+# Copyright (c) 2017 Huawei Technologies Co.,Ltd and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+
+- name: set memory reserved for host
+  lineinfile:
+    dest: /etc/nova/nova.conf
+    insertafter: 'DEFAULT'
+    line: 'reserved_host_memory_mb={{host_memory}}'
+
+- name: set vcpu pin set
+  lineinfile:
+    dest: /etc/nova/nova.conf
+    insertafter: 'DEFAULT'
+    line: 'vcpu_pin_set={{cpu_set}}
 
--- /dev/null
+cpu_set: 0,2,4,6,8,10,12,14,16
+host_memory: 512
 
 
     prefix = 'yardstick.benchmark.contexts.node'
 
-    @mock.patch('{}.NodeContext._execute_script'.format(prefix))
-    def test_deploy(self, execute_script_mock):
+    @mock.patch('{}.NodeContext._dispatch_script'.format(prefix))
+    def test_deploy(self, dispatch_script_mock):
         obj = node.NodeContext()
         obj.env = {
-            'setup': [
-                {'node5': {}}
-            ]
+            'type': 'script'
         }
         obj.deploy()
-        self.assertTrue(execute_script_mock.called)
+        self.assertTrue(dispatch_script_mock.called)
 
-    @mock.patch('{}.NodeContext._execute_script'.format(prefix))
-    def test_undeploy(self, execute_script_mock):
+    @mock.patch('{}.NodeContext._dispatch_script'.format(prefix))
+    def test_undeploy(self, dispatch_script_mock):
         obj = node.NodeContext()
         obj.env = {
-            'teardown': [
-                {'node5': {}}
-            ]
+            'type': 'script'
         }
         obj.undeploy()
-        self.assertTrue(execute_script_mock.called)
+        self.assertTrue(dispatch_script_mock.called)
 
     @mock.patch('{}.ssh.SSH._put_file_shell'.format(prefix))
     @mock.patch('{}.ssh.SSH.execute'.format(prefix))
 
         LOG.debug("Env: %r", self.env)
 
     def deploy(self):
-        setups = self.env.get('setup', [])
-        for setup in setups:
-            for host, info in setup.items():
-                self._execute_script(host, info)
+        config_type = self.env.get('type', '')
+        if config_type == 'ansible':
+            self._dispatch_ansible('setup')
+        elif config_type == 'script':
+            self._dispatch_script('setup')
 
     def undeploy(self):
-        teardowns = self.env.get('teardown', [])
-        for teardown in teardowns:
-            for host, info in teardown.items():
+        config_type = self.env.get('type', '')
+        if config_type == 'ansible':
+            self._dispatch_ansible('teardown')
+        elif config_type == 'script':
+            self._dispatch_script('teardown')
+        super(NodeContext, self).undeploy()
+
+    def _dispatch_script(self, key):
+        steps = self.env.get(key, [])
+        for step in steps:
+            for host, info in step.items():
                 self._execute_script(host, info)
 
-        super(NodeContext, self).undeploy()
+    def _dispatch_ansible(self, key):
+        try:
+            step = self.env[key]
+        except KeyError:
+            pass
+        else:
+            self._do_ansible_job(step)
+
+    def _do_ansible_job(self, path):
+        cmd = 'ansible-playbook -i inventory.ini %s' % path
+        base = '/home/opnfv/repos/yardstick/ansible'
+        p = subprocess.Popen(cmd, shell=True, cwd=base)
+        p.communicate()
 
     def _get_server(self, attr_name):
         """lookup server info by name from context