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https://github.com/ARM-software/workload-automation.git
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b3de85455a
Add support for running under Python 3, while maintaining compatibility with Python 2. See http://python-future.org/compatible_idioms.html for more details behind these changes.
98 lines
3.7 KiB
Python
98 lines
3.7 KiB
Python
# Copyright 2013-2015 ARM Limited
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# pylint: disable=W0201, C0103
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import os
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import re
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from wa import Workload, Parameter, Executable
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from wa.utils.exec_control import once
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timeout_buffer = 10
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hackbench_results_txt = 'hackbench_results.txt'
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regex_map = {"total_groups": (re.compile(r'(\d+) groups'), "groups"),
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"total_fd": (re.compile(r'(\d+) file descriptors'), "file_descriptors"),
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"total_messages": (re.compile(r'(\d+) messages'), "messages"),
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"total_bytes": (re.compile(r'(\d+) bytes'), "bytes"),
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"test_time": (re.compile(r'Time: (\d+.*)'), "seconds")
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}
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class Hackbench(Workload):
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name = 'hackbench'
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description = """
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Hackbench runs a series of tests for the Linux scheduler.
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For details, go to:
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https://github.com/linux-test-project/ltp/
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"""
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parameters = [
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Parameter('timeout', kind=int, default=30, aliases=['duration'],
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description='Expected test duration in seconds.'),
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Parameter('datasize', kind=int, default=100, description='Message size in bytes.'),
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Parameter('groups', kind=int, default=10, description='Number of groups.'),
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Parameter('loops', kind=int, default=100, description='Number of loops.'),
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Parameter('fds', kind=int, default=40, description='Number of file descriptors.'),
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Parameter('extra_params', kind=str, default='',
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description='''
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Extra parameters to pass in. See the hackbench man page
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or type `hackbench --help` for list of options.
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'''),
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]
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binary_name = 'hackbench'
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@once
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def initialize(self, context):
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host_binary = context.get_resource(Executable(self, self.target.abi, self.binary_name))
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Hackbench.target_binary = self.target.install(host_binary)
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def setup(self, context):
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self.target_output_file = self.target.get_workpath(hackbench_results_txt)
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self.run_timeout = self.timeout + timeout_buffer
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command_format = '{} -s {} -g {} -l {} {} > {}'
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self.command = command_format.format(self.target_binary, self.datasize, self.groups,
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self.loops, self.extra_params, self.target_output_file)
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def run(self, context):
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self.target.execute(self.command, timeout=self.run_timeout)
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def extract_results(self, context):
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host_output_file = os.path.join(context.output_directory, hackbench_results_txt)
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self.target.pull(self.target_output_file, host_output_file)
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context.add_artifact('hackbench-results', host_output_file, kind='raw')
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def update_output(self, context):
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results_file = context.get_artifact_path('hackbench-results')
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with open(results_file) as fh:
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for line in fh:
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for label, (regex, units) in regex_map.items():
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match = regex.search(line)
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if match:
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context.add_metric(label, float(match.group(1)), units)
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def teardown(self, context):
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self.target.execute('rm -f {}'.format(self.target_output_file))
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@once
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def finalize(self, context):
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self.target.uninstall(self.binary_name)
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