From dcece75f268d1ca845633d6b3ace4a931f2998d5 Mon Sep 17 00:00:00 2001 From: Ross Brattain Date: Wed, 26 Jul 2017 16:20:12 -0700 Subject: VNF characterization scale_up test, untested The purpose of this test is to increase the amount of resources provided to the VNF and monitor the ablilty of the VNF to scale requires https://gerrit.opnfv.org/gerrit/#/c/37991/ Change-Id: I4e2384ef120dea2348a623acc1d439696d95e73b Signed-off-by: Ross Brattain --- .../testcase_script/posca_factor_vnf_scale_up.py | 132 +++++++++++++++++++++ 1 file changed, 132 insertions(+) create mode 100644 testsuites/posca/testcase_script/posca_factor_vnf_scale_up.py (limited to 'testsuites/posca/testcase_script/posca_factor_vnf_scale_up.py') diff --git a/testsuites/posca/testcase_script/posca_factor_vnf_scale_up.py b/testsuites/posca/testcase_script/posca_factor_vnf_scale_up.py new file mode 100644 index 00000000..a61104ff --- /dev/null +++ b/testsuites/posca/testcase_script/posca_factor_vnf_scale_up.py @@ -0,0 +1,132 @@ +#!/usr/bin/env python +############################################################################## +# 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 +############################################################################## +"""This file realize the function of run systembandwidth script. +for example this contain two part first run_script, +second is algorithm, this part is about how to judge the bottlenecks. +This test is using yardstick as a tool to begin test.""" + +import os +import time +import utils.logger as log +import utils.infra_setup.runner.yardstick as Runner +from utils.parser import Parser as conf_parser +import testsuites.posca.testcase_dashboard.system_bandwidth as DashBoard +# -------------------------------------------------- +# logging configuration +# -------------------------------------------------- +LOG = log.Logger(__name__).getLogger() + +testfile = os.path.basename(__file__) +testcase, file_format = os.path.splitext(testfile) + + +def env_pre(con_dic): + Runner.Create_Incluxdb(con_dic['runner_config']) + + +def config_to_result(test_config, test_result): + testdata = {} + test_result["throughput"] = float(test_result["throughput"]) + test_result.update(test_config) + testdata["data_body"] = test_result + testdata["testcase"] = testcase + return testdata + + +def do_test(test_config, con_dic): + # this will change + test_case = con_dic['runner_config']['yardstick_testcase'] + test_dict = { + "action": "runTestCase", + "args": { + "opts": { + "task-args": test_config + }, + "testcase": test_case + } + } + Task_id = Runner.Send_Data(test_dict, con_dic['runner_config']) + time.sleep(con_dic['test_config']['test_time']) + Data_Reply = Runner.Get_Reply(con_dic['runner_config'], Task_id) + try: + test_date =\ + Data_Reply[con_dic['runner_config']['yardstick_testcase']][0] + except IndexError: + test_date = do_test(test_config, con_dic) + + save_data = config_to_result(test_config, test_date) + if con_dic['runner_config']['dashboard'] == 'y': + DashBoard.dashboard_send_data(con_dic['runner_config'], save_data) + + return save_data["data_body"] + + +def run(con_dic): + s = con_dic['test_config']['scale_up_values'] + + scale_up_values = [ + (c, m * s['mem_unit']) for c in + range(s['cpus_min'], s['cpus_max'], s['cpus_incr']) + for m in range(s['mem_min'], s['mem_max'], s['mem_incr']) + ] + data = { + "scale_up_values": scale_up_values + } + con_dic["result_file"] = os.path.dirname( + os.path.abspath(__file__)) + "/test_case/result" + pre_role_result = 1 + data_return = {} + data_max = {} + data_return["throughput"] = 1 + + if con_dic["runner_config"]["yardstick_test_ip"] is None: + con_dic["runner_config"]["yardstick_test_ip"] =\ + conf_parser.ip_parser("yardstick_test_ip") + + env_pre(con_dic) + + if con_dic["runner_config"]["dashboard"] == 'y': + if con_dic["runner_config"]["dashboard_ip"] is None: + con_dic["runner_config"]["dashboard_ip"] =\ + conf_parser.ip_parser("dashboard") + LOG.info("Create Dashboard data") + DashBoard.dashboard_system_bandwidth(con_dic["runner_config"]) + + bandwidth_tmp = 1 + # vcpus and mem are scaled together + for vcpus, mem in data["scale_up_values"]: + data_max["throughput"] = 1 + test_config = { + "vcpus": vcpus, + "mem": mem, + "test_time": con_dic['test_config']['test_time'] + } + data_reply = do_test(test_config, con_dic) + conf_parser.result_to_file(data_reply, con_dic["out_file"]) + # TODO: figure out which KPI to use + bandwidth = data_reply["throughput"] + if data_max["throughput"] < bandwidth: + data_max = data_reply + if abs(bandwidth_tmp - bandwidth) / float(bandwidth_tmp) < 0.025: + LOG.info("this group of data has reached top output") + break + else: + pre_reply = data_reply + bandwidth_tmp = bandwidth + cur_role_result = float(pre_reply["throughput"]) + if (abs(pre_role_result - cur_role_result) / + float(pre_role_result) < 0.025): + LOG.info("The performance increases slowly") + if data_return["throughput"] < data_max["throughput"]: + data_return = data_max + pre_role_result = cur_role_result + LOG.info("Find bottlenecks of this config") + LOG.info("The max data is %d", data_return["throughput"]) + return data_return -- cgit 1.2.3-korg