+#!/usr/bin/env python2
+# Copyright (c) 2019 Erik Schilling
+# 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.
+
+import time
+
+import psutil
+
+from emuvim.api.osm.pre_configured_osm import PreConfiguredOSM
+
+import csv
+
+
+with open('limit_testing_%d.csv' % time.time(), 'w') as csvfile:
+ fieldnames = ['i', 'used_ram', 'cpu_usage']
+ writer = csv.DictWriter(csvfile, fieldnames=fieldnames)
+ writer.writeheader()
+
+ start = time.time()
+ with PreConfiguredOSM() as osm:
+ start_done = time.time()
+ osm.onboard_vnfd('../vnfs/multiple_vdu_vnfd')
+ nsd_id = osm.onboard_nsd('../services/multiple_vdu_nsd')
+
+ i = 0
+ while True:
+ time.sleep(3)
+
+ measurement = {
+ 'i': i,
+ 'used_ram': psutil.virtual_memory().used,
+ 'cpu_usage': psutil.cpu_percent(interval=1)
+ }
+ writer.writerow(measurement)
+ csvfile.flush()
+
+ i += 1
+
+ osm.ns_create('multiple-vdu-test-%d' % i, nsd_id)
+ _, num_failed = osm.ns_wait_until_all_in_status('running', 'failed')
+ if num_failed != 0:
+ print('NS failed')
+ break
+
+ for ns in osm.ns_list():
+ osm.ns_delete(ns['id'])
+
+ osm.ns_wait_until_all_in_status('terminated')