diff --git a/etc/tempest.conf.sample b/etc/tempest.conf.sample
index 1cccacc..9a9952d 100644
--- a/etc/tempest.conf.sample
+++ b/etc/tempest.conf.sample
@@ -802,6 +802,9 @@
 # attributes ipv6_ra_mode and ipv6_address_mode (boolean value)
 #ipv6_subnet_attributes = false
 
+# If false, skip all network api tests with xml (boolean value)
+#xml_api = false
+
 
 [object-storage]
 
diff --git a/setup.cfg b/setup.cfg
index d010ccc..90ea944 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = tempest
-version = 2
+version = 3
 summary = OpenStack Integration Testing
 description-file =
     README.rst
diff --git a/tempest/api/baremetal/admin/test_nodes.py b/tempest/api/baremetal/admin/test_nodes.py
index 8ccd36b..41c12c6 100644
--- a/tempest/api/baremetal/admin/test_nodes.py
+++ b/tempest/api/baremetal/admin/test_nodes.py
@@ -130,9 +130,7 @@
 
     @test.attr(type='smoke')
     def test_set_node_boot_device(self):
-        body = self.client.set_node_boot_device(self.node['uuid'], 'pxe')
-        # No content
-        self.assertEqual('', body)
+        self.client.set_node_boot_device(self.node['uuid'], 'pxe')
 
     @test.attr(type='smoke')
     def test_get_node_boot_device(self):
diff --git a/tempest/api/compute/servers/test_create_server.py b/tempest/api/compute/servers/test_create_server.py
index bc452aa..d954c01 100644
--- a/tempest/api/compute/servers/test_create_server.py
+++ b/tempest/api/compute/servers/test_create_server.py
@@ -128,6 +128,9 @@
     @testtools.skipUnless(CONF.service_available.neutron,
                           'Neutron service must be available.')
     def test_verify_multiple_nics_order(self):
+        if getattr(self, '_interface',
+                   None) == 'xml' and not CONF.network_feature_enabled.xml_api:
+            raise self.skipException('Neutron XML API is not enabled')
         # Verify that the networks order given at the server creation is
         # preserved within the server.
         name_net1 = data_utils.rand_name(self.__class__.__name__)
diff --git a/tempest/api/identity/admin/v3/test_endpoints.py b/tempest/api/identity/admin/v3/test_endpoints.py
index f1f1eb6..676f101 100644
--- a/tempest/api/identity/admin/v3/test_endpoints.py
+++ b/tempest/api/identity/admin/v3/test_endpoints.py
@@ -81,8 +81,7 @@
         fetched_endpoints_id = [e['id'] for e in fetched_endpoints]
         self.assertIn(endpoint['id'], fetched_endpoints_id)
         # Deleting the endpoint created in this method
-        _, body = self.client.delete_endpoint(endpoint['id'])
-        self.assertEqual(body, '')
+        self.client.delete_endpoint(endpoint['id'])
         # Checking whether endpoint is deleted successfully
         resp, fetched_endpoints = self.client.list_endpoints()
         fetched_endpoints_id = [e['id'] for e in fetched_endpoints]
diff --git a/tempest/api/messaging/test_queues.py b/tempest/api/messaging/test_queues.py
index 8f9ac20..accbd17 100644
--- a/tempest/api/messaging/test_queues.py
+++ b/tempest/api/messaging/test_queues.py
@@ -20,6 +20,7 @@
 
 from tempest.api.messaging import base
 from tempest.common.utils import data_utils
+from tempest import exceptions
 from tempest import test
 
 
@@ -29,15 +30,22 @@
 class TestQueues(base.BaseMessagingTest):
 
     @test.attr(type='smoke')
-    def test_create_queue(self):
-        # Create Queue
+    def test_create_delete_queue(self):
+        # Create & Delete Queue
         queue_name = data_utils.rand_name('test-')
         _, body = self.create_queue(queue_name)
 
         self.addCleanup(self.client.delete_queue, queue_name)
-
+        # NOTE(gmann): create_queue returns response status code as 201
+        # so specifically checking the expected empty response body as
+        # this is not going to be checked in response_checker().
         self.assertEqual('', body)
 
+        self.delete_queue(queue_name)
+        self.assertRaises(exceptions.NotFound,
+                          self.client.get_queue,
+                          queue_name)
+
 
 class TestManageQueue(base.BaseMessagingTest):
     _interface = 'json'
@@ -53,25 +61,16 @@
             cls.client.create_queue(queue_name)
 
     @test.attr(type='smoke')
-    def test_delete_queue(self):
-        # Delete Queue
-        queue_name = self.queues.pop()
-        _, body = self.delete_queue(queue_name)
-        self.assertEqual('', body)
-
-    @test.attr(type='smoke')
     def test_check_queue_existence(self):
         # Checking Queue Existence
         for queue_name in self.queues:
-            _, body = self.check_queue_exists(queue_name)
-            self.assertEqual('', body)
+            self.check_queue_exists(queue_name)
 
     @test.attr(type='smoke')
     def test_check_queue_head(self):
         # Checking Queue Existence by calling HEAD
         for queue_name in self.queues:
-            _, body = self.check_queue_exists_head(queue_name)
-            self.assertEqual('', body)
+            self.check_queue_exists_head(queue_name)
 
     @test.attr(type='smoke')
     def test_list_queues(self):
@@ -111,8 +110,8 @@
         req_body = dict()
         req_body[data_utils.rand_name('key1')] = req_body1
         # Set Queue Metadata
-        _, body = self.set_queue_metadata(queue_name, req_body)
-        self.assertEqual('', body)
+        self.set_queue_metadata(queue_name, req_body)
+
         # Get Queue Metadata
         _, body = self.get_queue_metadata(queue_name)
         self.assertThat(body, matchers.Equals(req_body))
diff --git a/tempest/api/network/base.py b/tempest/api/network/base.py
index 91e3e14..c6480a1 100644
--- a/tempest/api/network/base.py
+++ b/tempest/api/network/base.py
@@ -62,6 +62,9 @@
         super(BaseNetworkTest, cls).resource_setup()
         if not CONF.service_available.neutron:
             raise cls.skipException("Neutron support is required")
+        if getattr(cls, '_interface', None) == 'xml':
+            if not CONF.network_feature_enabled.xml_api:
+                raise cls.skipException('XML API is not enabled')
 
         os = cls.get_client_manager()
 
diff --git a/tempest/clients.py b/tempest/clients.py
index cf04929..19b4e11 100644
--- a/tempest/clients.py
+++ b/tempest/clients.py
@@ -447,20 +447,6 @@
             self.auth_provider)
 
 
-class AltManager(Manager):
-
-    """
-    Manager object that uses the alt_XXX credentials for its
-    managed client objects
-    """
-
-    def __init__(self, interface='json', service=None):
-        super(AltManager, self).__init__(
-            credentials=auth.get_default_credentials('alt_user'),
-            interface=interface,
-            service=service)
-
-
 class AdminManager(Manager):
 
     """
diff --git a/tempest/cmd/cleanup.py b/tempest/cmd/cleanup.py
old mode 100644
new mode 100755
diff --git a/tempest/cmd/cleanup_service.py b/tempest/cmd/cleanup_service.py
index 0d3c6c6..8adfbef 100644
--- a/tempest/cmd/cleanup_service.py
+++ b/tempest/cmd/cleanup_service.py
@@ -1,5 +1,3 @@
-#!/usr/bin/env python
-
 # Copyright 2014 Dell Inc.
 #
 #    Licensed under the Apache License, Version 2.0 (the "License"); you may
diff --git a/tempest/cmd/run_stress.py b/tempest/cmd/run_stress.py
index a3f185c..d21a441 100755
--- a/tempest/cmd/run_stress.py
+++ b/tempest/cmd/run_stress.py
@@ -102,9 +102,11 @@
                                       call_inherited=ns.call_inherited)
 
     if ns.serial:
+        # Duration is total time
+        duration = ns.duration / len(tests)
         for test in tests:
             step_result = driver.stress_openstack([test],
-                                                  ns.duration,
+                                                  duration,
                                                   ns.number,
                                                   ns.stop)
             # NOTE(mkoderer): we just save the last result code
diff --git a/tempest/common/accounts.py b/tempest/common/accounts.py
index 88e8ced..66285e4 100644
--- a/tempest/common/accounts.py
+++ b/tempest/common/accounts.py
@@ -65,6 +65,9 @@
         else:
             return len(self.hash_dict) > 1
 
+    def is_multi_tenant(self):
+        return self.is_multi_user()
+
     def _create_hash_file(self, hash_string):
         path = os.path.join(os.path.join(self.accounts_dir, hash_string))
         if not os.path.isfile(path):
@@ -149,13 +152,13 @@
     to preserve the current behaviour of the serial tempest run.
     """
 
-    def is_multi_user(self):
+    def _unique_creds(self, cred_arg=None):
+        """Verify that the configured credentials are valid and distinct """
         if self.use_default_creds:
-            # Verify that the configured users are valid and distinct
             try:
                 user = self.get_primary_creds()
                 alt_user = self.get_alt_creds()
-                return user.username != alt_user.username
+                return getattr(user, cred_arg) != getattr(alt_user, cred_arg)
             except exceptions.InvalidCredentials as ic:
                 msg = "At least one of the configured credentials is " \
                       "not valid: %s" % ic.message
@@ -164,6 +167,12 @@
             # TODO(andreaf) Add a uniqueness check here
             return len(self.hash_dict) > 1
 
+    def is_multi_user(self):
+        return self._unique_creds('username')
+
+    def is_multi_tenant(self):
+        return self._unique_creds('tenant_id')
+
     def get_creds(self, id):
         try:
             # No need to sort the dict as within the same python process
diff --git a/tempest/common/cred_provider.py b/tempest/common/cred_provider.py
index b09c964..c5be0c0 100644
--- a/tempest/common/cred_provider.py
+++ b/tempest/common/cred_provider.py
@@ -48,3 +48,7 @@
     @abc.abstractmethod
     def is_multi_user(self):
         return
+
+    @abc.abstractmethod
+    def is_multi_tenant(self):
+        return
diff --git a/tempest/common/isolated_creds.py b/tempest/common/isolated_creds.py
index 2d16107..228e47c 100644
--- a/tempest/common/isolated_creds.py
+++ b/tempest/common/isolated_creds.py
@@ -354,3 +354,6 @@
 
     def is_multi_user(self):
         return True
+
+    def is_multi_tenant(self):
+        return True
diff --git a/tempest/common/rest_client.py b/tempest/common/rest_client.py
index 42e4f56..c290dad 100644
--- a/tempest/common/rest_client.py
+++ b/tempest/common/rest_client.py
@@ -16,6 +16,7 @@
 
 import collections
 import json
+import logging as real_logging
 import re
 import time
 
@@ -36,8 +37,8 @@
 MAX_RECURSION_DEPTH = 2
 TOKEN_CHARS_RE = re.compile('^[-A-Za-z0-9+/=]*$')
 
-# All the successful HTTP status codes from RFC 2616
-HTTP_SUCCESS = (200, 201, 202, 203, 204, 205, 206)
+# All the successful HTTP status codes from RFC 7231 & 4918
+HTTP_SUCCESS = (200, 201, 202, 203, 204, 205, 206, 207)
 
 
 # convert a structure into a string safely
@@ -208,8 +209,9 @@
     @classmethod
     def expected_success(cls, expected_code, read_code):
         assert_msg = ("This function only allowed to use for HTTP status"
-                      "codes which explicitly defined in the RFC 2616. {0}"
-                      " is not a defined Success Code!").format(expected_code)
+                      "codes which explicitly defined in the RFC 7231 & 4918."
+                      "{0} is not a defined Success Code!"
+                      ).format(expected_code)
         if isinstance(expected_code, list):
             for code in expected_code:
                 assert code in HTTP_SUCCESS, assert_msg
@@ -310,14 +312,15 @@
         caller_name = misc_utils.find_test_caller()
         if secs:
             secs = " %.3fs" % secs
-        self.LOG.info(
-            'Request (%s): %s %s %s%s' % (
-                caller_name,
-                resp['status'],
-                method,
-                req_url,
-                secs),
-            extra=extra)
+        if not self.LOG.isEnabledFor(real_logging.DEBUG):
+            self.LOG.info(
+                'Request (%s): %s %s %s%s' % (
+                    caller_name,
+                    resp['status'],
+                    method,
+                    req_url,
+                    secs),
+                extra=extra)
 
         # Also look everything at DEBUG if you want to filter this
         # out, don't run at debug.
diff --git a/tempest/config.py b/tempest/config.py
index d8f22d4..6e8238a 100644
--- a/tempest/config.py
+++ b/tempest/config.py
@@ -481,7 +481,10 @@
                 help="Allow the execution of IPv6 subnet tests that use "
                      "the extended IPv6 attributes ipv6_ra_mode "
                      "and ipv6_address_mode"
-                )
+                ),
+    cfg.BoolOpt('xml_api',
+                default=False,
+                help='If false, skip all network api tests with xml')
 ]
 
 messaging_group = cfg.OptGroup(name='messaging',
diff --git a/tempest/scenario/manager.py b/tempest/scenario/manager.py
index 928a8e1..990a392 100644
--- a/tempest/scenario/manager.py
+++ b/tempest/scenario/manager.py
@@ -624,14 +624,20 @@
         return floating_ip
 
     def check_floating_ip_status(self, floating_ip, status):
-        """Verifies floatingip has reached given status. without waiting
+        """Verifies floatingip reaches the given status
 
         :param floating_ip: net_resources.DeletableFloatingIp floating IP to
         to check status
         :param status: target status
         :raises: AssertionError if status doesn't match
         """
-        floating_ip.refresh()
+        def refresh():
+            floating_ip.refresh()
+            return status == floating_ip.status
+
+        tempest.test.call_until_true(refresh,
+                                     CONF.network.build_timeout,
+                                     CONF.network.build_interval)
         self.assertEqual(status, floating_ip.status,
                          message="FloatingIP: {fp} is at status: {cst}. "
                                  "failed  to reach status: {st}"
diff --git a/tempest/scenario/test_large_ops.py b/tempest/scenario/test_large_ops.py
index b111939..91b95a8 100644
--- a/tempest/scenario/test_large_ops.py
+++ b/tempest/scenario/test_large_ops.py
@@ -47,6 +47,8 @@
 
     def _wait_for_server_status(self, status):
         for server in self.servers:
+            # Make sure nova list keeps working throughout the build process
+            self.servers_client.list_servers()
             self.servers_client.wait_for_server_status(server['id'], status)
 
     def nova_boot(self):
diff --git a/tempest/scenario/test_network_basic_ops.py b/tempest/scenario/test_network_basic_ops.py
index 5d75b64..ac4f004 100644
--- a/tempest/scenario/test_network_basic_ops.py
+++ b/tempest/scenario/test_network_basic_ops.py
@@ -179,9 +179,6 @@
         """Verifies connectivty to a VM via public network and floating IP,
         and verifies floating IP has resource status is correct.
 
-        Floating IP status is verified after connectivity test in order to
-        not add extra waiting and mask racing conditions.
-
         :param should_connect: bool. determines if connectivity check is
         negative or positive.
         :param msg: Failure message to add to Error message. Should describe
diff --git a/tempest/tests/stress/test_stress.py b/tempest/tests/stress/test_stress.py
index 3dc2199..5a93472 100644
--- a/tempest/tests/stress/test_stress.py
+++ b/tempest/tests/stress/test_stress.py
@@ -16,7 +16,7 @@
 import shlex
 import subprocess
 
-import tempest.cli as cli
+import tempest.exceptions as exceptions
 from tempest.openstack.common import log as logging
 from tempest.tests import base
 
@@ -43,9 +43,9 @@
             result, result_err = proc.communicate()
             if proc.returncode != 0:
                 LOG.debug('error of %s:\n%s' % (cmd_str, result_err))
-                raise cli.CommandFailed(proc.returncode,
-                                        cmd,
-                                        result)
+                raise exceptions.CommandFailed(proc.returncode,
+                                               cmd,
+                                               result)
         finally:
             LOG.debug('output of %s:\n%s' % (cmd_str, result))
         return proc.returncode