diff --git a/rally/ui/templates/ci/index.mako b/rally/ui/templates/ci/index.mako
index 966672da05..a0dd0b88a1 100644
--- a/rally/ui/templates/ci/index.mako
+++ b/rally/ui/templates/ci/index.mako
@@ -50,6 +50,7 @@
       <li><a href="console.html" class="rich check-gz">Benchmarking logs</a> <code>console.html</code>
       <li><a href="logs/">Logs of all services</a> <code>logs/</code>
       <li><a href="rally-plot/">Rally files</a> <code>rally-plot/</code>
+      <li><a href="rally-plot/resources_diff.txt.gz">Changes in resources</a> <code>rally-plot/resources_diff.txt</code>
     </ul>
 
     <h2>Job results, in different formats</h2>
diff --git a/tests/ci/osresources.py b/tests/ci/osresources.py
new file mode 100755
index 0000000000..12cc218947
--- /dev/null
+++ b/tests/ci/osresources.py
@@ -0,0 +1,292 @@
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+
+"""List and compare most used OpenStack cloud resources."""
+
+
+import argparse
+import json
+import subprocess
+import sys
+
+from rally.common.plugin import discover
+from rally import consts
+from rally import osclients
+
+
+class ResourceManager(object):
+
+    REQUIRED_SERVICE = None
+    REPR_KEYS = ("id", "name", "tenant_id", "zone", "zoneName", "pool")
+
+    def __init__(self, clients):
+        self.clients = clients
+
+    def is_available(self):
+        if self.REQUIRED_SERVICE:
+            return self.REQUIRED_SERVICE in self.clients.services().values()
+        return True
+
+    @property
+    def client(self):
+        return getattr(self.clients, self.__class__.__name__.lower())()
+
+    def get_resources(self):
+        all_resources = []
+        cls = self.__class__.__name__.lower()
+        for prop in dir(self):
+            if not prop.startswith("list_"):
+                continue
+            f = getattr(self, prop)
+            resources = f() or []
+            resource_name = prop[5:][:-1]
+
+            for res in resources:
+                res_repr = []
+                for key in self.REPR_KEYS + (resource_name,):
+                    if isinstance(res, dict):
+                        value = res.get(key)
+                    else:
+                        value = getattr(res, key, None)
+                    if value:
+                        res_repr.append("%s:%s" % (key, value))
+                if not res_repr:
+                    raise ValueError("Failed to represent resource %r" % res)
+
+                all_resources.append(
+                    "%s %s %s" % (cls, resource_name, " ".join(res_repr)))
+        return all_resources
+
+
+class Keystone(ResourceManager):
+
+    def list_users(self):
+        return self.client.users.list()
+
+    def list_tenants(self):
+        return self.client.tenants.list()
+
+    def list_roles(self):
+        return self.client.roles.list()
+
+
+class Nova(ResourceManager):
+
+    def list_flavors(self):
+        return self.client.flavors.list()
+
+    def list_floating_ip_pools(self):
+        return self.client.floating_ip_pools.list()
+
+    def list_floating_ips(self):
+        return self.client.floating_ips.list()
+
+    def list_images(self):
+        return self.client.images.list()
+
+    def list_keypairs(self):
+        return self.client.keypairs.list()
+
+    def list_networks(self):
+        return self.client.networks.list()
+
+    def list_security_groups(self):
+        return self.client.security_groups.list(
+            search_opts={"all_tenants": True})
+
+    def list_servers(self):
+        return self.client.servers.list(
+            search_opts={"all_tenants": True})
+
+    def list_services(self):
+        return self.client.services.list()
+
+    def list_availability_zones(self):
+        return self.client.availability_zones.list()
+
+
+class Neutron(ResourceManager):
+
+    REQUIRED_SERVICE = consts.Service.NEUTRON
+
+    def has_extension(self, name):
+        extensions = self.client.list_extensions().get("extensions", [])
+        return any(ext.get("alias") == name for ext in extensions)
+
+    def list_networks(self):
+        return self.client.list_networks()["networks"]
+
+    def list_subnets(self):
+        return self.client.list_subnets()["subnets"]
+
+    def list_routers(self):
+        return self.client.list_routers()["routers"]
+
+    def list_ports(self):
+        return self.client.list_ports()["ports"]
+
+    def list_floatingips(self):
+        return self.client.list_floatingips()["floatingips"]
+
+    def list_security_groups(self):
+        return self.client.list_security_groups()["security_groups"]
+
+    def list_health_monitors(self):
+        if self.has_extension("lbaas"):
+            return self.client.list_health_monitors()["health_monitors"]
+
+    def list_pools(self):
+        if self.has_extension("lbaas"):
+            return self.client.list_pools()["pools"]
+
+    def list_vips(self):
+        if self.has_extension("lbaas"):
+            return self.client.list_vips()["vips"]
+
+
+class Glance(ResourceManager):
+
+    def list_images(self):
+        return self.client.images.list()
+
+
+class Heat(ResourceManager):
+
+    def list_resource_types(self):
+        return self.client.resource_types.list()
+
+    def list_stacks(self):
+        return self.client.stacks.list()
+
+
+class Cinder(ResourceManager):
+
+    def list_availability_zones(self):
+        return self.client.availability_zones.list()
+
+    def list_backups(self):
+        return self.client.backups.list()
+
+    def list_volume_snapshots(self):
+        return self.client.volume_snapshots.list()
+
+    def list_volume_types(self):
+        return self.client.volume_types.list()
+
+    def list_volumes(self):
+        return self.client.volumes.list(
+            search_opts={"all_tenants": True})
+
+
+class CloudResources(object):
+    """List and compare cloud resources.
+
+    resources = CloudResources(auth_url=..., ...)
+    saved_list = resources.list()
+
+    # Do something with the cloud ...
+
+    changes = resources.compare(saved_list)
+    has_changed = any(changes)
+    removed, added = changes
+    """
+
+    def __init__(self, **kwargs):
+        endpoint = osclients.objects.Endpoint(**kwargs)
+        self.clients = osclients.Clients(endpoint)
+
+    def _deduplicate(self, lst):
+        """Change list duplicates to make all items unique.
+
+        >>> resources._deduplicate(["a", "b", "c", "b", "b"])
+        >>> ['a', 'b', 'c', 'b (duplicate 1)', 'b (duplicate 2)'
+        """
+        deduplicated_list = []
+        for value in lst:
+            if value in deduplicated_list:
+                ctr = 0
+                try_value = value
+                while try_value in deduplicated_list:
+                    ctr += 1
+                    try_value = "%s (duplicate %i)" % (value, ctr)
+                value = try_value
+            deduplicated_list.append(value)
+        return deduplicated_list
+
+    def list(self):
+        managers_classes = discover.itersubclasses(ResourceManager)
+        resources = []
+        for cls in managers_classes:
+            manager = cls(self.clients)
+            if manager.is_available():
+                resources.extend(manager.get_resources())
+        return sorted(self._deduplicate(resources))
+
+    def compare(self, with_list):
+        saved_resources = set(with_list)
+        current_resources = set(self.list())
+        removed = saved_resources - current_resources
+        added = current_resources - saved_resources
+
+        return sorted(list(removed)), sorted(list(added))
+
+
+def main():
+
+    parser = argparse.ArgumentParser(
+        description=("Save list of OpenStack cloud resources or compare "
+                     "with previously saved list."))
+    parser.add_argument("--credentials",
+                        type=argparse.FileType("r"),
+                        metavar="<path/to/credentials.json>",
+                        help="cloud credentials in JSON format")
+    group = parser.add_mutually_exclusive_group(required=True)
+    group.add_argument("--dump-list",
+                       type=argparse.FileType("w"),
+                       metavar="<path/to/output/list.json>",
+                       help="dump resources to given file in JSON format")
+    group.add_argument("--compare-with-list",
+                       type=argparse.FileType("r"),
+                       metavar="<path/to/existent/list.json>",
+                       help=("compare current resources with a list from "
+                             "given JSON file"))
+    args = parser.parse_args()
+
+    if args.credentials:
+        config = json.load(args.credentials)
+    else:
+        config = json.loads(subprocess.check_output(["rally", "deployment",
+                                                     "config"]))
+        config.update(config.pop("admin"))
+        del config["type"]
+
+    resources = CloudResources(**config)
+
+    if args.dump_list:
+        resources_list = resources.list()
+        json.dump(resources_list, args.dump_list, indent=2)
+    elif args.compare_with_list:
+        given_list = json.load(args.compare_with_list)
+        changes = resources.compare(with_list=given_list)
+        removed, added = changes
+        sys.stdout.write(
+            json.dumps({"removed": removed, "added": added}, indent=2))
+        if any(changes):
+            return 0  # `1' will fail gate job
+    return 0
+
+
+if __name__ == "__main__":
+    sys.exit(main())
diff --git a/tests/ci/rally-gate.sh b/tests/ci/rally-gate.sh
index 271578b379..d2749cde85 100755
--- a/tests/ci/rally-gate.sh
+++ b/tests/ci/rally-gate.sh
@@ -60,6 +60,9 @@ rally show networks
 rally show secgroups
 rally show keypairs
 
+python $BASE/new/rally/tests/ci/osresources.py\
+    --dump-list resources_at_start.txt
+
 rally -v --rally-debug task start --task $TASK $TASK_ARGS
 
 mkdir -p rally-plot/extra
@@ -75,3 +78,8 @@ gzip -9 rally-plot/detailed_with_iterations.txt
 rally task report --out rally-plot/results.html
 gzip -9 rally-plot/results.html
 rally task sla_check | tee rally-plot/sla.txt
+
+python $BASE/new/rally/tests/ci/osresources.py\
+    --compare-with-list resources_at_start.txt\
+        | gzip > rally-plot/resources_diff.txt.gz
+cp resources_at_start.txt rally-plot/