diff --git a/doc/source/library/clients.rst b/doc/source/library/clients.rst
index 086cfc9..0f4ba4c 100644
--- a/doc/source/library/clients.rst
+++ b/doc/source/library/clients.rst
@@ -16,9 +16,18 @@
 The ``ServiceClients`` class provides a convenient way to get access to all
 available service clients initialized with a provided set of credentials.
 
-------------------
-The clients module
-------------------
+-----------------------------
+The clients management module
+-----------------------------
 
 .. automodule:: tempest.lib.services.clients
    :members:
+
+------------------------------
+Compute service client modules
+------------------------------
+
+.. toctree::
+   :maxdepth: 2
+
+   service_clients/compute_clients
diff --git a/doc/source/library/service_clients/compute_clients.rst b/doc/source/library/service_clients/compute_clients.rst
new file mode 100644
index 0000000..4ca55d4
--- /dev/null
+++ b/doc/source/library/service_clients/compute_clients.rst
@@ -0,0 +1,7 @@
+.. _servers_client:
+
+Compute Client Usage
+====================
+
+.. automodule:: tempest.lib.services.compute.servers_client
+   :members:
diff --git a/tempest/api/compute/admin/test_flavors.py b/tempest/api/compute/admin/test_flavors.py
index f615c8a..f3a5e01 100644
--- a/tempest/api/compute/admin/test_flavors.py
+++ b/tempest/api/compute/admin/test_flavors.py
@@ -33,12 +33,6 @@
             raise cls.skipException(msg)
 
     @classmethod
-    def setup_clients(cls):
-        super(FlavorsAdminTestJSON, cls).setup_clients()
-        cls.client = cls.os_adm.flavors_client
-        cls.user_client = cls.os.flavors_client
-
-    @classmethod
     def resource_setup(cls):
         super(FlavorsAdminTestJSON, cls).resource_setup()
 
@@ -94,7 +88,8 @@
                                     rxtx_factor=self.rxtx)
         flag = False
         # Verify flavor is retrieved
-        flavors = self.client.list_flavors(detail=True)['flavors']
+        flavors = self.admin_flavors_client.list_flavors(
+            detail=True)['flavors']
         for flavor in flavors:
             if flavor['name'] == flavor_name:
                 flag = True
@@ -128,13 +123,13 @@
         verify_flavor_response_extension(flavor)
 
         # Verify flavor is retrieved
-        flavor = self.client.show_flavor(new_flavor_id)['flavor']
+        flavor = self.admin_flavors_client.show_flavor(new_flavor_id)['flavor']
         self.assertEqual(flavor['name'], flavor_name)
         verify_flavor_response_extension(flavor)
 
         # Check if flavor is present in list
         flag = False
-        flavors = self.user_client.list_flavors(detail=True)['flavors']
+        flavors = self.flavors_client.list_flavors(detail=True)['flavors']
         for flavor in flavors:
             if flavor['name'] == flavor_name:
                 verify_flavor_response_extension(flavor)
@@ -156,7 +151,8 @@
                                     is_public="False")
         # Verify flavor is retrieved
         flag = False
-        flavors = self.client.list_flavors(detail=True)['flavors']
+        flavors = self.admin_flavors_client.list_flavors(
+            detail=True)['flavors']
         for flavor in flavors:
             if flavor['name'] == flavor_name:
                 flag = True
@@ -164,7 +160,7 @@
 
         # Verify flavor is not retrieved with other user
         flag = False
-        flavors = self.user_client.list_flavors(detail=True)['flavors']
+        flavors = self.flavors_client.list_flavors(detail=True)['flavors']
         for flavor in flavors:
             if flavor['name'] == flavor_name:
                 flag = True
@@ -195,9 +191,8 @@
                                     disk=self.disk,
                                     is_public="True")
         flag = False
-        self.new_client = self.flavors_client
         # Verify flavor is retrieved with new user
-        flavors = self.new_client.list_flavors(detail=True)['flavors']
+        flavors = self.flavors_client.list_flavors(detail=True)['flavors']
         for flavor in flavors:
             if flavor['name'] == flavor_name:
                 flag = True
@@ -229,7 +224,8 @@
         def _test_string_variations(variations, flavor_name):
             for string in variations:
                 params = {'is_public': string}
-                flavors = (self.client.list_flavors(detail=True, **params)
+                flavors = (self.admin_flavors_client.list_flavors(detail=True,
+                                                                  **params)
                            ['flavors'])
                 flavor = _flavor_lookup(flavors, flavor_name)
                 self.assertIsNotNone(flavor)
diff --git a/tempest/api/compute/admin/test_flavors_access.py b/tempest/api/compute/admin/test_flavors_access.py
index 38ff4c0..04b0c2d 100644
--- a/tempest/api/compute/admin/test_flavors_access.py
+++ b/tempest/api/compute/admin/test_flavors_access.py
@@ -33,11 +33,6 @@
             raise cls.skipException(msg)
 
     @classmethod
-    def setup_clients(cls):
-        super(FlavorsAccessTestJSON, cls).setup_clients()
-        cls.client = cls.os_adm.flavors_client
-
-    @classmethod
     def resource_setup(cls):
         super(FlavorsAccessTestJSON, cls).resource_setup()
 
@@ -54,14 +49,16 @@
         # private flavor will return an empty access list
         flavor_name = data_utils.rand_name(self.flavor_name_prefix)
         new_flavor_id = data_utils.rand_int_id(start=1000)
-        new_flavor = self.client.create_flavor(name=flavor_name,
-                                               ram=self.ram, vcpus=self.vcpus,
-                                               disk=self.disk,
-                                               id=new_flavor_id,
-                                               is_public='False')['flavor']
-        self.addCleanup(self.client.delete_flavor, new_flavor['id'])
-        flavor_access = (self.client.list_flavor_access(new_flavor_id)
-                         ['flavor_access'])
+        new_flavor = self.admin_flavors_client.create_flavor(
+            name=flavor_name,
+            ram=self.ram, vcpus=self.vcpus,
+            disk=self.disk,
+            id=new_flavor_id,
+            is_public='False')['flavor']
+        self.addCleanup(self.admin_flavors_client.delete_flavor,
+                        new_flavor['id'])
+        flavor_access = (self.admin_flavors_client.list_flavor_access(
+            new_flavor_id)['flavor_access'])
         self.assertEqual(len(flavor_access), 0, str(flavor_access))
 
     @decorators.idempotent_id('59e622f6-bdf6-45e3-8ba8-fedad905a6b4')
@@ -69,20 +66,21 @@
         # Test to add and remove flavor access to a given tenant.
         flavor_name = data_utils.rand_name(self.flavor_name_prefix)
         new_flavor_id = data_utils.rand_int_id(start=1000)
-        new_flavor = self.client.create_flavor(name=flavor_name,
-                                               ram=self.ram, vcpus=self.vcpus,
-                                               disk=self.disk,
-                                               id=new_flavor_id,
-                                               is_public='False')['flavor']
-        self.addCleanup(self.client.delete_flavor, new_flavor['id'])
+        new_flavor = self.admin_flavors_client.create_flavor(
+            name=flavor_name,
+            ram=self.ram, vcpus=self.vcpus,
+            disk=self.disk,
+            id=new_flavor_id,
+            is_public='False')['flavor']
+        self.addCleanup(self.admin_flavors_client.delete_flavor,
+                        new_flavor['id'])
         # Add flavor access to a tenant.
         resp_body = {
             "tenant_id": str(self.tenant_id),
             "flavor_id": str(new_flavor['id']),
         }
-        add_body = (self.client.add_flavor_access(new_flavor['id'],
-                                                  self.tenant_id)
-                    ['flavor_access'])
+        add_body = (self.admin_flavors_client.add_flavor_access(
+            new_flavor['id'], self.tenant_id)['flavor_access'])
         self.assertIn(resp_body, add_body)
 
         # The flavor is present in list.
@@ -90,9 +88,8 @@
         self.assertIn(new_flavor['id'], map(lambda x: x['id'], flavors))
 
         # Remove flavor access from a tenant.
-        remove_body = (self.client.remove_flavor_access(new_flavor['id'],
-                                                        self.tenant_id)
-                       ['flavor_access'])
+        remove_body = (self.admin_flavors_client.remove_flavor_access(
+            new_flavor['id'], self.tenant_id)['flavor_access'])
         self.assertNotIn(resp_body, remove_body)
 
         # The flavor is not present in list.
diff --git a/tempest/api/compute/admin/test_flavors_access_negative.py b/tempest/api/compute/admin/test_flavors_access_negative.py
index 2719cc4..bd72d13 100644
--- a/tempest/api/compute/admin/test_flavors_access_negative.py
+++ b/tempest/api/compute/admin/test_flavors_access_negative.py
@@ -34,11 +34,6 @@
             raise cls.skipException(msg)
 
     @classmethod
-    def setup_clients(cls):
-        super(FlavorsAccessNegativeTestJSON, cls).setup_clients()
-        cls.client = cls.os_adm.flavors_client
-
-    @classmethod
     def resource_setup(cls):
         super(FlavorsAccessNegativeTestJSON, cls).resource_setup()
 
@@ -54,14 +49,16 @@
         # Test to list flavor access with exceptions by querying public flavor
         flavor_name = data_utils.rand_name(self.flavor_name_prefix)
         new_flavor_id = data_utils.rand_int_id(start=1000)
-        new_flavor = self.client.create_flavor(name=flavor_name,
-                                               ram=self.ram, vcpus=self.vcpus,
-                                               disk=self.disk,
-                                               id=new_flavor_id,
-                                               is_public='True')['flavor']
-        self.addCleanup(self.client.delete_flavor, new_flavor['id'])
+        new_flavor = self.admin_flavors_client.create_flavor(
+            name=flavor_name,
+            ram=self.ram, vcpus=self.vcpus,
+            disk=self.disk,
+            id=new_flavor_id,
+            is_public='True')['flavor']
+        self.addCleanup(self.admin_flavors_client.delete_flavor,
+                        new_flavor['id'])
         self.assertRaises(lib_exc.NotFound,
-                          self.client.list_flavor_access,
+                          self.admin_flavors_client.list_flavor_access,
                           new_flavor_id)
 
     @test.attr(type=['negative'])
@@ -70,12 +67,14 @@
         # Test to add flavor access as a user without admin privileges.
         flavor_name = data_utils.rand_name(self.flavor_name_prefix)
         new_flavor_id = data_utils.rand_int_id(start=1000)
-        new_flavor = self.client.create_flavor(name=flavor_name,
-                                               ram=self.ram, vcpus=self.vcpus,
-                                               disk=self.disk,
-                                               id=new_flavor_id,
-                                               is_public='False')['flavor']
-        self.addCleanup(self.client.delete_flavor, new_flavor['id'])
+        new_flavor = self.admin_flavors_client.create_flavor(
+            name=flavor_name,
+            ram=self.ram, vcpus=self.vcpus,
+            disk=self.disk,
+            id=new_flavor_id,
+            is_public='False')['flavor']
+        self.addCleanup(self.admin_flavors_client.delete_flavor,
+                        new_flavor['id'])
         self.assertRaises(lib_exc.Forbidden,
                           self.flavors_client.add_flavor_access,
                           new_flavor['id'],
@@ -87,15 +86,18 @@
         # Test to remove flavor access as a user without admin privileges.
         flavor_name = data_utils.rand_name(self.flavor_name_prefix)
         new_flavor_id = data_utils.rand_int_id(start=1000)
-        new_flavor = self.client.create_flavor(name=flavor_name,
-                                               ram=self.ram, vcpus=self.vcpus,
-                                               disk=self.disk,
-                                               id=new_flavor_id,
-                                               is_public='False')['flavor']
-        self.addCleanup(self.client.delete_flavor, new_flavor['id'])
+        new_flavor = self.admin_flavors_client.create_flavor(
+            name=flavor_name,
+            ram=self.ram, vcpus=self.vcpus,
+            disk=self.disk,
+            id=new_flavor_id,
+            is_public='False')['flavor']
+        self.addCleanup(self.admin_flavors_client.delete_flavor,
+                        new_flavor['id'])
         # Add flavor access to a tenant.
-        self.client.add_flavor_access(new_flavor['id'], self.tenant_id)
-        self.addCleanup(self.client.remove_flavor_access,
+        self.admin_flavors_client.add_flavor_access(new_flavor['id'],
+                                                    self.tenant_id)
+        self.addCleanup(self.admin_flavors_client.remove_flavor_access,
                         new_flavor['id'], self.tenant_id)
         self.assertRaises(lib_exc.Forbidden,
                           self.flavors_client.remove_flavor_access,
@@ -108,22 +110,25 @@
         # Create a new flavor.
         flavor_name = data_utils.rand_name(self.flavor_name_prefix)
         new_flavor_id = data_utils.rand_int_id(start=1000)
-        new_flavor = self.client.create_flavor(name=flavor_name,
-                                               ram=self.ram, vcpus=self.vcpus,
-                                               disk=self.disk,
-                                               id=new_flavor_id,
-                                               is_public='False')['flavor']
-        self.addCleanup(self.client.delete_flavor, new_flavor['id'])
+        new_flavor = self.admin_flavors_client.create_flavor(
+            name=flavor_name,
+            ram=self.ram, vcpus=self.vcpus,
+            disk=self.disk,
+            id=new_flavor_id,
+            is_public='False')['flavor']
+        self.addCleanup(self.admin_flavors_client.delete_flavor,
+                        new_flavor['id'])
 
         # Add flavor access to a tenant.
-        self.client.add_flavor_access(new_flavor['id'], self.tenant_id)
-        self.addCleanup(self.client.remove_flavor_access,
+        self.admin_flavors_client.add_flavor_access(new_flavor['id'],
+                                                    self.tenant_id)
+        self.addCleanup(self.admin_flavors_client.remove_flavor_access,
                         new_flavor['id'], self.tenant_id)
 
         # An exception should be raised when adding flavor access to the same
         # tenant
         self.assertRaises(lib_exc.Conflict,
-                          self.client.add_flavor_access,
+                          self.admin_flavors_client.add_flavor_access,
                           new_flavor['id'],
                           self.tenant_id)
 
@@ -133,15 +138,17 @@
         # Create a new flavor.
         flavor_name = data_utils.rand_name(self.flavor_name_prefix)
         new_flavor_id = data_utils.rand_int_id(start=1000)
-        new_flavor = self.client.create_flavor(name=flavor_name,
-                                               ram=self.ram, vcpus=self.vcpus,
-                                               disk=self.disk,
-                                               id=new_flavor_id,
-                                               is_public='False')['flavor']
-        self.addCleanup(self.client.delete_flavor, new_flavor['id'])
+        new_flavor = self.admin_flavors_client.create_flavor(
+            name=flavor_name,
+            ram=self.ram, vcpus=self.vcpus,
+            disk=self.disk,
+            id=new_flavor_id,
+            is_public='False')['flavor']
+        self.addCleanup(self.admin_flavors_client.delete_flavor,
+                        new_flavor['id'])
 
         # An exception should be raised when flavor access is not found
         self.assertRaises(lib_exc.NotFound,
-                          self.client.remove_flavor_access,
+                          self.admin_flavors_client.remove_flavor_access,
                           new_flavor['id'],
                           data_utils.rand_uuid())
diff --git a/tempest/api/compute/admin/test_flavors_extra_specs.py b/tempest/api/compute/admin/test_flavors_extra_specs.py
index 70e662c..8ec6400 100644
--- a/tempest/api/compute/admin/test_flavors_extra_specs.py
+++ b/tempest/api/compute/admin/test_flavors_extra_specs.py
@@ -34,11 +34,6 @@
             raise cls.skipException(msg)
 
     @classmethod
-    def setup_clients(cls):
-        super(FlavorsExtraSpecsTestJSON, cls).setup_clients()
-        cls.client = cls.os_adm.flavors_client
-
-    @classmethod
     def resource_setup(cls):
         super(FlavorsExtraSpecsTestJSON, cls).resource_setup()
         flavor_name = data_utils.rand_name('test_flavor')
@@ -50,18 +45,19 @@
         swap = 1024
         rxtx = 1
         # Create a flavor so as to set/get/unset extra specs
-        cls.flavor = cls.client.create_flavor(name=flavor_name,
-                                              ram=ram, vcpus=vcpus,
-                                              disk=disk,
-                                              id=cls.new_flavor_id,
-                                              ephemeral=ephemeral,
-                                              swap=swap,
-                                              rxtx_factor=rxtx)['flavor']
+        cls.flavor = cls.admin_flavors_client.create_flavor(
+            name=flavor_name,
+            ram=ram, vcpus=vcpus,
+            disk=disk,
+            id=cls.new_flavor_id,
+            ephemeral=ephemeral,
+            swap=swap,
+            rxtx_factor=rxtx)['flavor']
 
     @classmethod
     def resource_cleanup(cls):
-        cls.client.delete_flavor(cls.flavor['id'])
-        cls.client.wait_for_resource_deletion(cls.flavor['id'])
+        cls.admin_flavors_client.delete_flavor(cls.flavor['id'])
+        cls.admin_flavors_client.wait_for_resource_deletion(cls.flavor['id'])
         super(FlavorsExtraSpecsTestJSON, cls).resource_cleanup()
 
     @decorators.idempotent_id('0b2f9d4b-1ca2-4b99-bb40-165d4bb94208')
@@ -71,46 +67,47 @@
         # Assigning extra specs values that are to be set
         specs = {"key1": "value1", "key2": "value2"}
         # SET extra specs to the flavor created in setUp
-        set_body = self.client.set_flavor_extra_spec(self.flavor['id'],
-                                                     **specs)['extra_specs']
+        set_body = self.admin_flavors_client.set_flavor_extra_spec(
+            self.flavor['id'], **specs)['extra_specs']
         self.assertEqual(set_body, specs)
         # GET extra specs and verify
-        get_body = (self.client.list_flavor_extra_specs(self.flavor['id'])
-                    ['extra_specs'])
+        get_body = (self.admin_flavors_client.list_flavor_extra_specs(
+            self.flavor['id'])['extra_specs'])
         self.assertEqual(get_body, specs)
 
         # UPDATE the value of the extra specs key1
         update_body = \
-            self.client.update_flavor_extra_spec(self.flavor['id'],
-                                                 "key1",
-                                                 key1="value")
+            self.admin_flavors_client.update_flavor_extra_spec(
+                self.flavor['id'], "key1", key1="value")
         self.assertEqual({"key1": "value"}, update_body)
 
         # GET extra specs and verify the value of the key2
         # is the same as before
-        get_body = (self.client.list_flavor_extra_specs(self.flavor['id'])
-                    ['extra_specs'])
+        get_body = (self.admin_flavors_client.list_flavor_extra_specs(
+            self.flavor['id'])['extra_specs'])
         self.assertEqual(get_body, {"key1": "value", "key2": "value2"})
 
         # UNSET extra specs that were set in this test
-        self.client.unset_flavor_extra_spec(self.flavor['id'], "key1")
-        self.client.unset_flavor_extra_spec(self.flavor['id'], "key2")
+        self.admin_flavors_client.unset_flavor_extra_spec(self.flavor['id'],
+                                                          "key1")
+        self.admin_flavors_client.unset_flavor_extra_spec(self.flavor['id'],
+                                                          "key2")
 
     @decorators.idempotent_id('a99dad88-ae1c-4fba-aeb4-32f898218bd0')
     def test_flavor_non_admin_get_all_keys(self):
         specs = {"key1": "value1", "key2": "value2"}
-        self.client.set_flavor_extra_spec(self.flavor['id'], **specs)
-        body = (self.flavors_client.list_flavor_extra_specs(self.flavor['id'])
-                ['extra_specs'])
+        self.admin_flavors_client.set_flavor_extra_spec(self.flavor['id'],
+                                                        **specs)
+        body = (self.flavors_client.list_flavor_extra_specs(
+            self.flavor['id'])['extra_specs'])
 
         for key in specs:
             self.assertEqual(body[key], specs[key])
 
     @decorators.idempotent_id('12805a7f-39a3-4042-b989-701d5cad9c90')
     def test_flavor_non_admin_get_specific_key(self):
-        body = self.client.set_flavor_extra_spec(self.flavor['id'],
-                                                 key1="value1",
-                                                 key2="value2")['extra_specs']
+        body = self.admin_flavors_client.set_flavor_extra_spec(
+            self.flavor['id'], key1="value1", key2="value2")['extra_specs']
         self.assertEqual(body['key1'], 'value1')
         self.assertIn('key2', body)
         body = self.flavors_client.show_flavor_extra_spec(
diff --git a/tempest/api/compute/admin/test_flavors_extra_specs_negative.py b/tempest/api/compute/admin/test_flavors_extra_specs_negative.py
index 767a1ca..79a9068 100644
--- a/tempest/api/compute/admin/test_flavors_extra_specs_negative.py
+++ b/tempest/api/compute/admin/test_flavors_extra_specs_negative.py
@@ -35,11 +35,6 @@
             raise cls.skipException(msg)
 
     @classmethod
-    def setup_clients(cls):
-        super(FlavorsExtraSpecsNegativeTestJSON, cls).setup_clients()
-        cls.client = cls.os_adm.flavors_client
-
-    @classmethod
     def resource_setup(cls):
         super(FlavorsExtraSpecsNegativeTestJSON, cls).resource_setup()
 
@@ -52,18 +47,19 @@
         swap = 1024
         rxtx = 1
         # Create a flavor
-        cls.flavor = cls.client.create_flavor(name=flavor_name,
-                                              ram=ram, vcpus=vcpus,
-                                              disk=disk,
-                                              id=cls.new_flavor_id,
-                                              ephemeral=ephemeral,
-                                              swap=swap,
-                                              rxtx_factor=rxtx)['flavor']
+        cls.flavor = cls.admin_flavors_client.create_flavor(
+            name=flavor_name,
+            ram=ram, vcpus=vcpus,
+            disk=disk,
+            id=cls.new_flavor_id,
+            ephemeral=ephemeral,
+            swap=swap,
+            rxtx_factor=rxtx)['flavor']
 
     @classmethod
     def resource_cleanup(cls):
-        cls.client.delete_flavor(cls.flavor['id'])
-        cls.client.wait_for_resource_deletion(cls.flavor['id'])
+        cls.admin_flavors_client.delete_flavor(cls.flavor['id'])
+        cls.admin_flavors_client.wait_for_resource_deletion(cls.flavor['id'])
         super(FlavorsExtraSpecsNegativeTestJSON, cls).resource_cleanup()
 
     @test.attr(type=['negative'])
@@ -79,7 +75,7 @@
     @decorators.idempotent_id('1ebf4ef8-759e-48fe-a801-d451d80476fb')
     def test_flavor_non_admin_update_specific_key(self):
         # non admin user is not allowed to update flavor extra spec
-        body = self.client.set_flavor_extra_spec(
+        body = self.admin_flavors_client.set_flavor_extra_spec(
             self.flavor['id'], key1="value1", key2="value2")['extra_specs']
         self.assertEqual(body['key1'], 'value1')
         self.assertRaises(lib_exc.Forbidden,
@@ -92,8 +88,8 @@
     @test.attr(type=['negative'])
     @decorators.idempotent_id('28f12249-27c7-44c1-8810-1f382f316b11')
     def test_flavor_non_admin_unset_keys(self):
-        self.client.set_flavor_extra_spec(self.flavor['id'],
-                                          key1="value1", key2="value2")
+        self.admin_flavors_client.set_flavor_extra_spec(
+            self.flavor['id'], key1="value1", key2="value2")
 
         self.assertRaises(lib_exc.Forbidden,
                           self.flavors_client.unset_flavor_extra_spec,
@@ -104,7 +100,7 @@
     @decorators.idempotent_id('440b9f3f-3c7f-4293-a106-0ceda350f8de')
     def test_flavor_unset_nonexistent_key(self):
         self.assertRaises(lib_exc.NotFound,
-                          self.client.unset_flavor_extra_spec,
+                          self.admin_flavors_client.unset_flavor_extra_spec,
                           self.flavor['id'],
                           'nonexistent_key')
 
@@ -121,7 +117,7 @@
     def test_flavor_update_mismatch_key(self):
         # the key will be updated should be match the key in the body
         self.assertRaises(lib_exc.BadRequest,
-                          self.client.update_flavor_extra_spec,
+                          self.admin_flavors_client.update_flavor_extra_spec,
                           self.flavor['id'],
                           "key2",
                           key1="value")
@@ -131,7 +127,7 @@
     def test_flavor_update_more_key(self):
         # there should be just one item in the request body
         self.assertRaises(lib_exc.BadRequest,
-                          self.client.update_flavor_extra_spec,
+                          self.admin_flavors_client.update_flavor_extra_spec,
                           self.flavor['id'],
                           "key1",
                           key1="value",
diff --git a/tempest/api/compute/flavors/test_flavors.py b/tempest/api/compute/flavors/test_flavors.py
index 546667f..89051c1 100644
--- a/tempest/api/compute/flavors/test_flavors.py
+++ b/tempest/api/compute/flavors/test_flavors.py
@@ -22,17 +22,12 @@
     _min_disk = 'minDisk'
     _min_ram = 'minRam'
 
-    @classmethod
-    def setup_clients(cls):
-        super(FlavorsV2TestJSON, cls).setup_clients()
-        cls.client = cls.flavors_client
-
     @test.attr(type='smoke')
     @decorators.idempotent_id('e36c0eaa-dff5-4082-ad1f-3f9a80aa3f59')
     def test_list_flavors(self):
         # List of all flavors should contain the expected flavor
-        flavors = self.client.list_flavors()['flavors']
-        flavor = self.client.show_flavor(self.flavor_ref)['flavor']
+        flavors = self.flavors_client.list_flavors()['flavors']
+        flavor = self.flavors_client.show_flavor(self.flavor_ref)['flavor']
         flavor_min_detail = {'id': flavor['id'], 'links': flavor['links'],
                              'name': flavor['name']}
         self.assertIn(flavor_min_detail, flavors)
@@ -40,89 +35,93 @@
     @decorators.idempotent_id('6e85fde4-b3cd-4137-ab72-ed5f418e8c24')
     def test_list_flavors_with_detail(self):
         # Detailed list of all flavors should contain the expected flavor
-        flavors = self.client.list_flavors(detail=True)['flavors']
-        flavor = self.client.show_flavor(self.flavor_ref)['flavor']
+        flavors = self.flavors_client.list_flavors(detail=True)['flavors']
+        flavor = self.flavors_client.show_flavor(self.flavor_ref)['flavor']
         self.assertIn(flavor, flavors)
 
     @test.attr(type='smoke')
     @decorators.idempotent_id('1f12046b-753d-40d2-abb6-d8eb8b30cb2f')
     def test_get_flavor(self):
         # The expected flavor details should be returned
-        flavor = self.client.show_flavor(self.flavor_ref)['flavor']
+        flavor = self.flavors_client.show_flavor(self.flavor_ref)['flavor']
         self.assertEqual(self.flavor_ref, flavor['id'])
 
     @decorators.idempotent_id('8d7691b3-6ed4-411a-abc9-2839a765adab')
     def test_list_flavors_limit_results(self):
         # Only the expected number of flavors should be returned
         params = {'limit': 1}
-        flavors = self.client.list_flavors(**params)['flavors']
+        flavors = self.flavors_client.list_flavors(**params)['flavors']
         self.assertEqual(1, len(flavors))
 
     @decorators.idempotent_id('b26f6327-2886-467a-82be-cef7a27709cb')
     def test_list_flavors_detailed_limit_results(self):
         # Only the expected number of flavors (detailed) should be returned
         params = {'limit': 1}
-        flavors = self.client.list_flavors(detail=True, **params)['flavors']
+        flavors = self.flavors_client.list_flavors(detail=True,
+                                                   **params)['flavors']
         self.assertEqual(1, len(flavors))
 
     @decorators.idempotent_id('e800f879-9828-4bd0-8eae-4f17189951fb')
     def test_list_flavors_using_marker(self):
         # The list of flavors should start from the provided marker
-        flavor = self.client.show_flavor(self.flavor_ref)['flavor']
+        flavor = self.flavors_client.show_flavor(self.flavor_ref)['flavor']
         flavor_id = flavor['id']
 
         params = {'marker': flavor_id}
-        flavors = self.client.list_flavors(**params)['flavors']
+        flavors = self.flavors_client.list_flavors(**params)['flavors']
         self.assertFalse(any([i for i in flavors if i['id'] == flavor_id]),
                          'The list of flavors did not start after the marker.')
 
     @decorators.idempotent_id('6db2f0c0-ddee-4162-9c84-0703d3dd1107')
     def test_list_flavors_detailed_using_marker(self):
         # The list of flavors should start from the provided marker
-        flavor = self.client.show_flavor(self.flavor_ref)['flavor']
+        flavor = self.flavors_client.show_flavor(self.flavor_ref)['flavor']
         flavor_id = flavor['id']
 
         params = {'marker': flavor_id}
-        flavors = self.client.list_flavors(detail=True, **params)['flavors']
+        flavors = self.flavors_client.list_flavors(detail=True,
+                                                   **params)['flavors']
         self.assertFalse(any([i for i in flavors if i['id'] == flavor_id]),
                          'The list of flavors did not start after the marker.')
 
     @decorators.idempotent_id('3df2743e-3034-4e57-a4cb-b6527f6eac79')
     def test_list_flavors_detailed_filter_by_min_disk(self):
         # The detailed list of flavors should be filtered by disk space
-        flavor = self.client.show_flavor(self.flavor_ref)['flavor']
+        flavor = self.flavors_client.show_flavor(self.flavor_ref)['flavor']
         flavor_id = flavor['id']
 
         params = {self._min_disk: flavor['disk'] + 1}
-        flavors = self.client.list_flavors(detail=True, **params)['flavors']
+        flavors = self.flavors_client.list_flavors(detail=True,
+                                                   **params)['flavors']
         self.assertFalse(any([i for i in flavors if i['id'] == flavor_id]))
 
     @decorators.idempotent_id('09fe7509-b4ee-4b34-bf8b-39532dc47292')
     def test_list_flavors_detailed_filter_by_min_ram(self):
         # The detailed list of flavors should be filtered by RAM
-        flavor = self.client.show_flavor(self.flavor_ref)['flavor']
+        flavor = self.flavors_client.show_flavor(self.flavor_ref)['flavor']
         flavor_id = flavor['id']
 
         params = {self._min_ram: flavor['ram'] + 1}
-        flavors = self.client.list_flavors(detail=True, **params)['flavors']
+        flavors = self.flavors_client.list_flavors(detail=True,
+                                                   **params)['flavors']
         self.assertFalse(any([i for i in flavors if i['id'] == flavor_id]))
 
     @decorators.idempotent_id('10645a4d-96f5-443f-831b-730711e11dd4')
     def test_list_flavors_filter_by_min_disk(self):
         # The list of flavors should be filtered by disk space
-        flavor = self.client.show_flavor(self.flavor_ref)['flavor']
+        flavor = self.flavors_client.show_flavor(self.flavor_ref)['flavor']
         flavor_id = flavor['id']
 
         params = {self._min_disk: flavor['disk'] + 1}
-        flavors = self.client.list_flavors(**params)['flavors']
+        flavors = self.flavors_client.list_flavors(**params)['flavors']
         self.assertFalse(any([i for i in flavors if i['id'] == flavor_id]))
 
     @decorators.idempotent_id('935cf550-e7c8-4da6-8002-00f92d5edfaa')
     def test_list_flavors_filter_by_min_ram(self):
         # The list of flavors should be filtered by RAM
-        flavor = self.client.show_flavor(self.flavor_ref)['flavor']
+        flavor = self.flavors_client.show_flavor(self.flavor_ref)['flavor']
         flavor_id = flavor['id']
 
         params = {self._min_ram: flavor['ram'] + 1}
-        flavors = self.client.list_flavors(**params)['flavors']
+        flavors = self.flavors_client.list_flavors(**params)['flavors']
         self.assertFalse(any([i for i in flavors if i['id'] == flavor_id]))
diff --git a/tempest/api/compute/servers/test_novnc.py b/tempest/api/compute/servers/test_novnc.py
index d10f370..04fe11f 100644
--- a/tempest/api/compute/servers/test_novnc.py
+++ b/tempest/api/compute/servers/test_novnc.py
@@ -22,7 +22,7 @@
 
 from tempest.api.compute import base
 from tempest import config
-from tempest import test
+from tempest.lib import decorators
 
 CONF = config.CONF
 
@@ -137,7 +137,7 @@
         # Turn the Socket into a WebSocket to do the communication
         return _WebSocket(client_socket, url)
 
-    @test.idempotent_id('c640fdff-8ab4-45a4-a5d8-7e6146cbd0dc')
+    @decorators.idempotent_id('c640fdff-8ab4-45a4-a5d8-7e6146cbd0dc')
     def test_novnc(self):
         body = self.client.get_vnc_console(self.server['id'],
                                            type='novnc')['console']
@@ -151,7 +151,7 @@
         # Validate the RFB Negotiation to determine if a valid VNC session
         self._validate_rfb_negotiation()
 
-    @test.idempotent_id('f9c79937-addc-4aaa-9e0e-841eef02aeb7')
+    @decorators.idempotent_id('f9c79937-addc-4aaa-9e0e-841eef02aeb7')
     def test_novnc_bad_token(self):
         body = self.client.get_vnc_console(self.server['id'],
                                            type='novnc')['console']
diff --git a/tempest/api/identity/admin/v3/test_domains_negative.py b/tempest/api/identity/admin/v3/test_domains_negative.py
index 280a5a8..4555a6a 100644
--- a/tempest/api/identity/admin/v3/test_domains_negative.py
+++ b/tempest/api/identity/admin/v3/test_domains_negative.py
@@ -14,7 +14,7 @@
 #    under the License.
 
 from tempest.api.identity import base
-from tempest.lib.common.utils import data_utils
+from tempest.common.utils import data_utils
 from tempest.lib import decorators
 from tempest.lib import exceptions as lib_exc
 from tempest import test
diff --git a/tempest/api/identity/v3/test_api_discovery.py b/tempest/api/identity/v3/test_api_discovery.py
index 74e9ec1..2eed3c8 100644
--- a/tempest/api/identity/v3/test_api_discovery.py
+++ b/tempest/api/identity/v3/test_api_discovery.py
@@ -14,6 +14,7 @@
 #    under the License.
 
 from tempest.api.identity import base
+from tempest.lib import decorators
 from tempest import test
 
 
@@ -21,7 +22,7 @@
     """Tests for API discovery features."""
 
     @test.attr(type='smoke')
-    @test.idempotent_id('b9232f5e-d9e5-4d97-b96c-28d3db4de1bd')
+    @decorators.idempotent_id('b9232f5e-d9e5-4d97-b96c-28d3db4de1bd')
     def test_api_version_resources(self):
         descr = self.non_admin_client.show_api_description()['version']
         expected_resources = ('id', 'links', 'media-types', 'status',
@@ -32,7 +33,7 @@
             self.assertIn(res, keys)
 
     @test.attr(type='smoke')
-    @test.idempotent_id('657c1970-4722-4189-8831-7325f3bc4265')
+    @decorators.idempotent_id('657c1970-4722-4189-8831-7325f3bc4265')
     def test_api_media_types(self):
         descr = self.non_admin_client.show_api_description()['version']
         # Get MIME type bases and descriptions
@@ -47,7 +48,7 @@
             self.assertIn(s_type, media_types)
 
     @test.attr(type='smoke')
-    @test.idempotent_id('8879a470-abfb-47bb-bb8d-5a7fd279ad1e')
+    @decorators.idempotent_id('8879a470-abfb-47bb-bb8d-5a7fd279ad1e')
     def test_api_version_statuses(self):
         descr = self.non_admin_client.show_api_description()['version']
         status = descr['status'].lower()
diff --git a/tempest/api/identity/v3/test_projects.py b/tempest/api/identity/v3/test_projects.py
index 26cb90b..570be99 100644
--- a/tempest/api/identity/v3/test_projects.py
+++ b/tempest/api/identity/v3/test_projects.py
@@ -14,15 +14,15 @@
 #    under the License.
 
 from tempest.api.identity import base
+from tempest.lib import decorators
 from tempest.lib import exceptions as lib_exc
-from tempest import test
 
 
 class IdentityV3ProjectsTest(base.BaseIdentityV3Test):
 
     credentials = ['primary', 'alt']
 
-    @test.idempotent_id('86128d46-e170-4644-866a-cc487f699e1d')
+    @decorators.idempotent_id('86128d46-e170-4644-866a-cc487f699e1d')
     def test_list_projects_returns_only_authorized_projects(self):
         alt_project_name =\
             self.alt_manager.credentials.project_name
diff --git a/tempest/api/identity/v3/test_tokens.py b/tempest/api/identity/v3/test_tokens.py
index b410da6..1dc1df6 100644
--- a/tempest/api/identity/v3/test_tokens.py
+++ b/tempest/api/identity/v3/test_tokens.py
@@ -16,12 +16,12 @@
 from oslo_utils import timeutils
 import six
 from tempest.api.identity import base
-from tempest import test
+from tempest.lib import decorators
 
 
 class TokensV3Test(base.BaseIdentityV3Test):
 
-    @test.idempotent_id('6f8e4436-fc96-4282-8122-e41df57197a9')
+    @decorators.idempotent_id('6f8e4436-fc96-4282-8122-e41df57197a9')
     def test_create_token(self):
 
         creds = self.os.credentials
diff --git a/tempest/api/identity/v3/test_users.py b/tempest/api/identity/v3/test_users.py
index 9592cb9..f263258 100644
--- a/tempest/api/identity/v3/test_users.py
+++ b/tempest/api/identity/v3/test_users.py
@@ -20,8 +20,8 @@
 from tempest.api.identity import base
 from tempest import config
 from tempest.lib.common.utils import data_utils
+from tempest.lib import decorators
 from tempest.lib import exceptions
-from tempest import test
 
 
 CONF = config.CONF
@@ -78,7 +78,7 @@
         time.sleep(1)
         self.non_admin_users_client.auth_provider.set_auth()
 
-    @test.idempotent_id('ad71bd23-12ad-426b-bb8b-195d2b635f27')
+    @decorators.idempotent_id('ad71bd23-12ad-426b-bb8b-195d2b635f27')
     def test_user_update_own_password(self):
         old_pass = self.creds.password
         old_token = self.non_admin_client.token
@@ -103,7 +103,7 @@
 
     @testtools.skipUnless(CONF.identity_feature_enabled.security_compliance,
                           'Security compliance not available.')
-    @test.idempotent_id('941784ee-5342-4571-959b-b80dd2cea516')
+    @decorators.idempotent_id('941784ee-5342-4571-959b-b80dd2cea516')
     def test_password_history_check_self_service_api(self):
         old_pass = self.creds.password
         new_pass1 = data_utils.rand_password()
@@ -133,7 +133,7 @@
 
     @testtools.skipUnless(CONF.identity_feature_enabled.security_compliance,
                           'Security compliance not available.')
-    @test.idempotent_id('a7ad8bbf-2cff-4520-8c1d-96332e151658')
+    @decorators.idempotent_id('a7ad8bbf-2cff-4520-8c1d-96332e151658')
     def test_user_account_lockout(self):
         password = self.creds.password
 
diff --git a/tempest/api/image/admin/v2/test_images.py b/tempest/api/image/admin/v2/test_images.py
index fc5ed79..11b595a 100644
--- a/tempest/api/image/admin/v2/test_images.py
+++ b/tempest/api/image/admin/v2/test_images.py
@@ -17,8 +17,8 @@
 import testtools
 
 from tempest.api.image import base
+from tempest.common.utils import data_utils
 from tempest import config
-from tempest.lib.common.utils import data_utils
 from tempest.lib import decorators
 from tempest.lib import exceptions as lib_exc
 
diff --git a/tempest/api/object_storage/base.py b/tempest/api/object_storage/base.py
index e0216fd..642c1ac 100644
--- a/tempest/api/object_storage/base.py
+++ b/tempest/api/object_storage/base.py
@@ -16,8 +16,8 @@
 import time
 
 from tempest.common import custom_matchers
+from tempest.common.utils import data_utils
 from tempest import config
-from tempest.lib.common.utils import data_utils
 from tempest.lib.common.utils import test_utils
 from tempest.lib import exceptions as lib_exc
 import tempest.test
diff --git a/tempest/api/object_storage/test_container_services.py b/tempest/api/object_storage/test_container_services.py
index 4b65584..2e617f3 100644
--- a/tempest/api/object_storage/test_container_services.py
+++ b/tempest/api/object_storage/test_container_services.py
@@ -14,7 +14,7 @@
 #    under the License.
 
 from tempest.api.object_storage import base
-from tempest.lib.common.utils import data_utils
+from tempest.common.utils import data_utils
 from tempest.lib import decorators
 from tempest import test
 
@@ -166,7 +166,7 @@
         container_name = self.create_container()
         object_name, _ = self.create_object(container_name)
 
-        params = {'end_marker': 'ZzzzObject1234567890'}
+        params = {'end_marker': object_name + 'zzzz'}
         resp, object_list = self.container_client.list_container_contents(
             container_name,
             params=params)
@@ -246,7 +246,8 @@
     def test_list_container_contents_with_path(self):
         # get container contents list using path param
         container_name = self.create_container()
-        object_name = data_utils.rand_name(name='Swift/TestObject')
+        object_name = data_utils.rand_name(name='TestObject')
+        object_name = 'Swift/' + object_name
         self.create_object(container_name, object_name)
 
         params = {'path': 'Swift'}
diff --git a/tempest/api/object_storage/test_container_services_negative.py b/tempest/api/object_storage/test_container_services_negative.py
index be066ba..ebbb84e 100644
--- a/tempest/api/object_storage/test_container_services_negative.py
+++ b/tempest/api/object_storage/test_container_services_negative.py
@@ -16,8 +16,8 @@
 import testtools
 
 from tempest.api.object_storage import base
+from tempest.common.utils import data_utils
 from tempest import config
-from tempest.lib.common.utils import data_utils
 from tempest.lib import decorators
 from tempest.lib import exceptions
 from tempest import test
diff --git a/tempest/api/volume/v2/test_volumes_snapshots_list.py b/tempest/api/volume/v2/test_volumes_snapshots_list.py
index f389b59..3deb437 100644
--- a/tempest/api/volume/v2/test_volumes_snapshots_list.py
+++ b/tempest/api/volume/v2/test_volumes_snapshots_list.py
@@ -15,7 +15,7 @@
 
 from tempest.api.volume import base
 from tempest import config
-from tempest import test
+from tempest.lib import decorators
 
 CONF = config.CONF
 
@@ -56,33 +56,33 @@
         self.assertEqual(sorted(sorted_list, reverse=(sort_dir == 'desc')),
                          sorted_list, msg)
 
-    @test.idempotent_id('c5513ada-64c1-4d28-83b9-af3307ec1388')
+    @decorators.idempotent_id('c5513ada-64c1-4d28-83b9-af3307ec1388')
     def test_snapshot_list_param_sort_id_asc(self):
         self._list_snapshots_param_sort(sort_key='id', sort_dir='asc')
 
-    @test.idempotent_id('8a7fe058-0b41-402a-8afd-2dbc5a4a718b')
+    @decorators.idempotent_id('8a7fe058-0b41-402a-8afd-2dbc5a4a718b')
     def test_snapshot_list_param_sort_id_desc(self):
         self._list_snapshots_param_sort(sort_key='id', sort_dir='desc')
 
-    @test.idempotent_id('4052c3a0-2415-440a-a8cc-305a875331b0')
+    @decorators.idempotent_id('4052c3a0-2415-440a-a8cc-305a875331b0')
     def test_snapshot_list_param_sort_created_at_asc(self):
         self._list_snapshots_param_sort(sort_key='created_at', sort_dir='asc')
 
-    @test.idempotent_id('dcbbe24a-f3c0-4ec8-9274-55d48db8d1cf')
+    @decorators.idempotent_id('dcbbe24a-f3c0-4ec8-9274-55d48db8d1cf')
     def test_snapshot_list_param_sort_created_at_desc(self):
         self._list_snapshots_param_sort(sort_key='created_at', sort_dir='desc')
 
-    @test.idempotent_id('d58b5fed-0c37-42d3-8c5d-39014ac13c00')
+    @decorators.idempotent_id('d58b5fed-0c37-42d3-8c5d-39014ac13c00')
     def test_snapshot_list_param_sort_name_asc(self):
         self._list_snapshots_param_sort(sort_key='display_name',
                                         sort_dir='asc')
 
-    @test.idempotent_id('96ba6f4d-1f18-47e1-b4bc-76edc6c21250')
+    @decorators.idempotent_id('96ba6f4d-1f18-47e1-b4bc-76edc6c21250')
     def test_snapshot_list_param_sort_name_desc(self):
         self._list_snapshots_param_sort(sort_key='display_name',
                                         sort_dir='desc')
 
-    @test.idempotent_id('05489dde-44bc-4961-a1f5-3ce7ee7824f7')
+    @decorators.idempotent_id('05489dde-44bc-4961-a1f5-3ce7ee7824f7')
     def test_snapshot_list_param_marker(self):
         # The list of snapshots should end before the provided marker
         params = {'marker': self.snapshot_id_list[1]}
diff --git a/tempest/common/compute.py b/tempest/common/compute.py
index 01de704..55bc93e 100644
--- a/tempest/common/compute.py
+++ b/tempest/common/compute.py
@@ -17,10 +17,10 @@
 from oslo_utils import excutils
 
 from tempest.common import fixed_network
+from tempest.common.utils import data_utils
 from tempest.common import waiters
 from tempest import config
 from tempest.lib.common import rest_client
-from tempest.lib.common.utils import data_utils
 
 CONF = config.CONF
 
diff --git a/tempest/lib/cmd/check_uuid.py b/tempest/lib/cmd/check_uuid.py
index 2fe957b..283b10f 100755
--- a/tempest/lib/cmd/check_uuid.py
+++ b/tempest/lib/cmd/check_uuid.py
@@ -27,6 +27,7 @@
 import six.moves.urllib.parse as urlparse
 
 # TODO(oomichi): Need to remove this after switching all modules to decorators
+# on all OpenStack projects because they runs check-uuid on their own gates.
 OLD_DECORATOR_MODULE = 'test'
 
 DECORATOR_MODULE = 'decorators'
@@ -120,7 +121,7 @@
 
     @staticmethod
     def _get_idempotent_id(test_node):
-        """Return key-value dict with all metadata from @test.idempotent_id"""
+        "Return key-value dict with metadata from @decorators.idempotent_id"
         idempotent_id = None
         for decorator in test_node.decorator_list:
             if (hasattr(decorator, 'func') and
@@ -308,7 +309,8 @@
         Returns true if untagged tests exist.
         """
         def report(module_name, test_name, tests):
-            error_str = "%s:%s\nmissing @test.idempotent_id('...')\n%s\n" % (
+            error_str = ("%s:%s\nmissing @decorators.idempotent_id"
+                         "('...')\n%s\n") % (
                 tests[module_name]['source_path'],
                 tests[module_name]['tests'][test_name].lineno,
                 test_name
@@ -356,7 +358,8 @@
     else:
         errors = checker.report_untagged(untagged) or errors
     if errors:
-        sys.exit("@test.idempotent_id existence and uniqueness checks failed\n"
+        sys.exit("@decorators.idempotent_id existence and uniqueness checks "
+                 "failed\n"
                  "Run 'tox -v -euuidgen' to automatically fix tests with\n"
                  "missing @test.idempotent_id decorators.")
 
diff --git a/tempest/lib/services/compute/servers_client.py b/tempest/lib/services/compute/servers_client.py
index 50ce32e..f16ef88 100644
--- a/tempest/lib/services/compute/servers_client.py
+++ b/tempest/lib/services/compute/servers_client.py
@@ -30,6 +30,8 @@
 
 
 class ServersClient(base_compute_client.BaseComputeClient):
+    """Service client for the resource /servers"""
+
     schema_versions_info = [
         {'min': None, 'max': '2.2', 'schema': schema},
         {'min': '2.3', 'max': '2.8', 'schema': schemav23},
diff --git a/tempest/test.py b/tempest/test.py
index 039afa1..06de520 100644
--- a/tempest/test.py
+++ b/tempest/test.py
@@ -39,7 +39,11 @@
 
 CONF = config.CONF
 
-idempotent_id = decorators.idempotent_id
+# TODO(oomichi): This test.idempotent_id should be removed after all projects
+# switch to use decorators.idempotent_id.
+idempotent_id = debtcollector.moves.moved_function(
+    decorators.idempotent_id, 'idempotent_id', __name__,
+    version='Mitaka', removal_version='?')
 
 
 def attr(**kwargs):