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https://github.com/ARM-software/workload-automation.git
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iozone: Add functions and rewrite update_result()
Added functions to parse thread-mode results and non-thread mode results accordingly, in addition to rewriting the update_result() function. Signed-off-by: Lisa Nguyen <lisa.nguyen@linaro.org>
This commit is contained in:
Lisa Nguyen
parent
25e53c2abc
commit
100c6c0ac9
@ -17,26 +17,22 @@ from wlauto.exceptions import ConfigError
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from wlauto.utils.types import list_of_strs
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import os
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import re
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import csv
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iozone_results_txt = 'iozone_results.txt'
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time_res_regex = re.compile(r'Time Resolution = (\d+.\d+) (\w+)')
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cache_size_regex = re.compile(r'Processor cache size set to (\d+) (\w+)')
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cache_line_regex = re.compile(r'Processor cache line size set to (\d+) (\w+)')
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class Iozone(Workload):
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name = 'iozone'
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description = """
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Iozone runs a series of disk I/O performance tests.
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Iozone is a filesystem benchmark that runs a series of disk
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I/O performance tests.
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To run specific tests, they must be written in the form of:
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By default, iozone will run all tests in auto mode. To run
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specific tests, they must be written in the form of:
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['0', '1', '5', '6']
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By default, iozone will run all tests in auto mode.
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The official website for iozone is at www.iozone.org.
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"""
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@ -48,7 +44,7 @@ class Iozone(Workload):
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Parameter('timeout', kind=int, default=14400,
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description='Timeout for the workload.'),
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Parameter('file_size', kind=int, default=0,
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description='Fixed file size to run tests with.'),
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description='Fixed file size.'),
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Parameter('record_length', kind=int, default=0,
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description='Fixed record length.'),
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Parameter('threads', kind=int, default=0,
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@ -74,34 +70,37 @@ class Iozone(Workload):
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" auto mode at the same time.")
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def _build_command(self):
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iozone_command = '{}'.format(self.device_binary)
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iozone_command = 'cd {} && {}'.format(self.device.working_directory,
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self.device_binary)
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if self.auto_mode:
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self.auto_option = ' -a'
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iozone_command += self.auto_option
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iozone_command += ' -a'
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if self.tests:
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self.test_string = ''.join([' -i {}'.format(t) for t in self.tests])
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iozone_command += self.test_string
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iozone_command += ''.join([' -i {}'.format(t) for t in self.tests])
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if self.record_length > 0:
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self.record_option = ' -r {}'.format(self.record_length)
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iozone_command += self.record_option
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iozone_command += ' -r {}'.format(self.record_length)
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if self.threads > 0:
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self.threads_option = ' -t {}'.format(self.threads)
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iozone_command += self.threads_option
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iozone_command += ' -t {}'.format(self.threads)
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if self.file_size > 0:
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self.file_size_option = ' -s {}'.format(self.file_size)
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iozone_command += self.file_size_option
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iozone_command += ' -s {}'.format(self.file_size)
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if self.other_params:
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other_params_string = ' ' + self.other_params
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iozone_command += other_params_string
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iozone_command += ' ' + self.other_params
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# enable reporting mode for parsing non-thread results
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iozone_command += ' -R > {}'.format(self.results)
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# check if -b option is used
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match = re.search(r'-b (.?\w+.?\w+?\s)', iozone_command)
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if match:
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self.user_file = match.group(1)
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self.device_output_file = os.path.join(self.device.working_directory,
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self.user_file)
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self.log_string = ' > {}'.format(self.results)
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iozone_command += self.log_string
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return iozone_command
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@ -110,27 +109,120 @@ class Iozone(Workload):
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def update_result(self, context):
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self.device.pull_file(self.results, context.output_directory)
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outfile = os.path.join(context.output_directory, iozone_results_txt)
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self.outfile = os.path.join(context.output_directory,
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iozone_results_txt)
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with open(outfile, 'r') as iozone_file:
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if '-b' in self.other_params:
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self.device.pull_file(self.device_output_file,
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context.output_directory)
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# if running in thread mode
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if self.threads:
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thread_results = self.parse_thread_results()
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for name, value, units in thread_results:
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context.add_metric(name, value, units)
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# for non-thread mode results
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else:
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with open(self.outfile, 'r') as iozone_file:
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iozone_file = (line.replace('\"', '') for line in iozone_file)
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table_list = []
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# begin parsing results
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for line in iozone_file:
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if 'Writer report' in line:
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table_list.append(line.split())
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break
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for line in iozone_file:
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if 'exiting' in line or 'completed' in line:
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break
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else:
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table_list.append(line.split())
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# create csv file
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self.write_to_csv(context, table_list)
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# parse metrics
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self.parse_metrics(context, table_list)
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def write_to_csv(self, context, csv_table_list):
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self.test_file = os.path.join(context.output_directory,
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'table_results.csv')
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# create csv file for writing
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csv_file = open(self.test_file, 'w')
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wr = csv.writer(csv_file, delimiter=',')
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# shift second row by adding extra element
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# for "prettier" formatting
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index = 0
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for element in csv_table_list:
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if element:
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if index == 1:
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element.insert(0, '0')
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index += 1
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else:
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index = 0
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# write to csv file
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for item in csv_table_list:
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wr.writerow(item)
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csv_file.close()
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# break list of results into smaller groups based on
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# I/O operation
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def parse_metrics(self, context, plist):
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subvalue_list = []
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value_list = []
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for values in plist:
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if values:
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subvalue_list.append(values)
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else:
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value_list.append(subvalue_list)
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subvalue_list = []
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for group in value_list:
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classifier = {'header': group[0]}
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record_lens = group[2:]
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for rec in record_lens:
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context.add_metric('reclen', int(rec[0]), 'kb',
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classifiers=classifier)
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values = rec[1:]
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for v in values:
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context.add_metric('bytes', int(v), 'kb',
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classifiers=classifier)
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# parse thread-mode results
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def parse_thread_results(self):
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results = []
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with open(self.outfile, 'r') as iozone_file:
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for line in iozone_file:
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time_res_match = time_res_regex.search(line)
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if time_res_match:
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context.result.add_metric("time_resolution",
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float(time_res_match.group(1)),
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time_res_match.group(2))
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# grab section of data we care about
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if 'Throughput report' in line:
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break
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else:
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if '=' in line:
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if 'Time Resolution' not in line:
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line = line.replace('=', '')
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line = line.split()
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cache_size_match = cache_size_regex.search(line)
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if cache_size_match:
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context.result.add_metric("processor_cache_size",
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float(cache_size_match.group(1)),
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cache_size_match.group(2))
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# grab headers
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if len(line) >= 8:
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header = line[0]
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subheader = ' '.join(line[-5:-2])
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header += ' ' + subheader
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else:
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header = ' '.join(line[0:2])
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cache_line_match = cache_line_regex.search(line)
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if cache_line_match:
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context.result.add_metric("processor_cache_line_size",
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float(cache_line_match.group(1)),
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cache_line_match.group(2))
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units = line[-1]
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value = line[-2]
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tup = (header, value, units)
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results.append(tup)
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return results
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def finalize(self, context):
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self.device.uninstall_executable(self.device_binary)
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