mirror of https://github.com/grpc/grpc.git
The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
https://grpc.io/
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119 lines
3.6 KiB
119 lines
3.6 KiB
#!/usr/bin/env python3 |
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# |
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# Copyright 2022 gRPC authors. |
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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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import argparse |
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import csv |
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import glob |
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import math |
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import multiprocessing |
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import os |
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import pathlib |
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import re |
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import shutil |
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import subprocess |
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import sys |
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sys.path.append( |
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os.path.join(os.path.dirname(sys.argv[0]), '..', '..', 'run_tests', |
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'python_utils')) |
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import check_on_pr |
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argp = argparse.ArgumentParser(description='Perform diff on memory benchmarks') |
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argp.add_argument('-d', |
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'--diff_base', |
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type=str, |
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help='Commit or branch to compare the current one to') |
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argp.add_argument('-j', '--jobs', type=int, default=multiprocessing.cpu_count()) |
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args = argp.parse_args() |
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_INTERESTING = { |
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'client call': |
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(rb'client call memory usage: ([0-9\.]+) bytes per call', float), |
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'server call': |
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(rb'server call memory usage: ([0-9\.]+) bytes per call', float), |
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} |
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_SCENARIOS = { |
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'default': [], |
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'minstack': ['--scenario_config=minstack'], |
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} |
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def _run(): |
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"""Build with Bazel, then run, and extract interesting lines from the output.""" |
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subprocess.check_call([ |
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'tools/bazel', 'build', '-c', 'opt', |
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'test/core/memory_usage/memory_usage_test' |
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]) |
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ret = {} |
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for scenario, extra_args in _SCENARIOS.items(): |
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try: |
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output = subprocess.check_output([ |
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'bazel-bin/test/core/memory_usage/memory_usage_test', |
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'--benchmark_names=call', |
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'--size=50000', |
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] + extra_args) |
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except subprocess.CalledProcessError as e: |
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print('Error running benchmark:', e) |
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continue |
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for line in output.splitlines(): |
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for key, (pattern, conversion) in _INTERESTING.items(): |
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m = re.match(pattern, line) |
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if m: |
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ret[scenario + ': ' + key] = conversion(m.group(1)) |
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return ret |
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cur = _run() |
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old = None |
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if args.diff_base: |
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where_am_i = subprocess.check_output( |
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['git', 'rev-parse', '--abbrev-ref', 'HEAD']).decode().strip() |
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# checkout the diff base (="old") |
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subprocess.check_call(['git', 'checkout', args.diff_base]) |
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try: |
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old = _run() |
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finally: |
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# restore the original revision (="cur") |
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subprocess.check_call(['git', 'checkout', where_am_i]) |
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text = '' |
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if old is None: |
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print(cur) |
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for key, value in sorted(cur.items()): |
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text += '{}: {}\n'.format(key, value) |
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else: |
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print(cur, old) |
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diff_size = 0 |
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for scenario in _SCENARIOS.keys(): |
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for key, value in sorted(_INTERESTING.items()): |
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key = scenario + ': ' + key |
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if key in cur: |
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if key not in old: |
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text += '{}: {}\n'.format(key, cur[key]) |
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else: |
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diff_size += cur[key] - old[key] |
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text += '{}: {} -> {}\n'.format(key, old[key], cur[key]) |
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print("DIFF_SIZE: %f" % diff_size) |
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check_on_pr.label_increase_decrease_on_pr('per-call-memory', diff_size, 64) |
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print(text) |
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check_on_pr.check_on_pr('Memory Difference', '```\n%s\n```' % text)
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