X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=yardstick%2Fbenchmark%2Frunners%2Fiteration.py;h=20d6da05402b16efc72c227969d71fedc8d39cf9;hb=5f5d07360188d566b20279e6ebbb1b0acbd8a966;hp=c24957b1a917a229a320bbbea9191e30e6baef97;hpb=ea99867bd2a0618aff12ed977330d69467544dfd;p=yardstick.git diff --git a/yardstick/benchmark/runners/iteration.py b/yardstick/benchmark/runners/iteration.py index c24957b1a..20d6da054 100644 --- a/yardstick/benchmark/runners/iteration.py +++ b/yardstick/benchmark/runners/iteration.py @@ -1,28 +1,43 @@ -############################################################################## -# Copyright (c) 2015 Huawei Technologies Co.,Ltd and others. +# Copyright 2014: Mirantis Inc. +# All Rights Reserved. # -# 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 -############################################################################## +# 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. -'''A runner that runs a configurable number of times before it returns -''' +# yardstick comment: this is a modified copy of +# rally/rally/benchmark/runners/constant.py + +"""A runner that runs a configurable number of times before it returns +""" + +from __future__ import absolute_import -import os -import multiprocessing import logging -import traceback +import multiprocessing import time +import traceback + +import os from yardstick.benchmark.runners import base LOG = logging.getLogger(__name__) +QUEUE_PUT_TIMEOUT = 10 + + def _worker_process(queue, cls, method_name, scenario_cfg, - context_cfg, aborted): + context_cfg, aborted, output_queue): sequence = 1 @@ -31,6 +46,8 @@ def _worker_process(queue, cls, method_name, scenario_cfg, interval = runner_cfg.get("interval", 1) iterations = runner_cfg.get("iterations", 1) run_step = runner_cfg.get("run_step", "setup,run,teardown") + + delta = runner_cfg.get("delta", 2) LOG.info("worker START, iterations %d times, class %s", iterations, cls) runner_cfg['runner_id'] = os.getpid() @@ -41,37 +58,50 @@ def _worker_process(queue, cls, method_name, scenario_cfg, method = getattr(benchmark, method_name) - queue.put({'runner_id': runner_cfg['runner_id'], - 'scenario_cfg': scenario_cfg, - 'context_cfg': context_cfg}) - sla_action = None if "sla" in scenario_cfg: sla_action = scenario_cfg["sla"].get("action", "assert") if "run" in run_step: while True: - LOG.debug("runner=%(runner)s seq=%(sequence)s START" % + LOG.debug("runner=%(runner)s seq=%(sequence)s START", {"runner": runner_cfg["runner_id"], "sequence": sequence}) data = {} errors = "" + benchmark.pre_run_wait_time(interval) + try: - method(data) + result = method(data) except AssertionError as assertion: # SLA validation failed in scenario, determine what to do now if sla_action == "assert": raise elif sla_action == "monitor": - LOG.warning("SLA validation failed: %s" % assertion.args) + LOG.warning("SLA validation failed: %s", assertion.args) errors = assertion.args - except Exception as e: + elif sla_action == "rate-control": + try: + scenario_cfg['options']['rate'] + except KeyError: + scenario_cfg.setdefault('options', {}) + scenario_cfg['options']['rate'] = 100 + + scenario_cfg['options']['rate'] -= delta + sequence = 1 + continue + except Exception: # pylint: disable=broad-except errors = traceback.format_exc() - LOG.exception(e) + LOG.exception("") + else: + if result: + # add timeout for put so we don't block test + # if we do timeout we don't care about dropping individual KPIs + output_queue.put(result, True, QUEUE_PUT_TIMEOUT) - time.sleep(interval) + benchmark.post_run_wait_time(interval) benchmark_output = { 'timestamp': time.time(), @@ -80,12 +110,9 @@ def _worker_process(queue, cls, method_name, scenario_cfg, 'errors': errors } - record = {'runner_id': runner_cfg['runner_id'], - 'benchmark': benchmark_output} + queue.put(benchmark_output, True, QUEUE_PUT_TIMEOUT) - queue.put(record) - - LOG.debug("runner=%(runner)s seq=%(sequence)s END" % + LOG.debug("runner=%(runner)s seq=%(sequence)s END", {"runner": runner_cfg["runner_id"], "sequence": sequence}) @@ -96,11 +123,22 @@ def _worker_process(queue, cls, method_name, scenario_cfg, LOG.info("worker END") break if "teardown" in run_step: - benchmark.teardown() + try: + benchmark.teardown() + except Exception: + # catch any exception in teardown and convert to simple exception + # never pass exceptions back to multiprocessing, because some exceptions can + # be unpicklable + # https://bugs.python.org/issue9400 + LOG.exception("") + raise SystemExit(1) + + LOG.debug("queue.qsize() = %s", queue.qsize()) + LOG.debug("output_queue.qsize() = %s", output_queue.qsize()) class IterationRunner(base.Runner): - '''Run a scenario for a configurable number of times + """Run a scenario for a configurable number of times If the scenario ends before the time has elapsed, it will be started again. @@ -113,12 +151,14 @@ If the scenario ends before the time has elapsed, it will be started again. type: int unit: seconds default: 1 sec - ''' + """ __execution_type__ = 'Iteration' def _run_benchmark(self, cls, method, scenario_cfg, context_cfg): + name = "{}-{}-{}".format(self.__execution_type__, scenario_cfg.get("type"), os.getpid()) self.process = multiprocessing.Process( + name=name, target=_worker_process, args=(self.result_queue, cls, method, scenario_cfg, - context_cfg, self.aborted)) + context_cfg, self.aborted, self.output_queue)) self.process.start()