DeepLearningExamples/MxNet/Classification/RN50v1.5/benchmark.py
2021-04-07 17:46:50 +02:00

122 lines
4.9 KiB
Python
Executable file

#!/usr/bin/env python3
# Copyright (c) 2019, NVIDIA CORPORATION. All rights reserved.
#
# 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.
import argparse
import sys
import json
import traceback
import numpy as np
from collections import OrderedDict
from subprocess import Popen
def int_list(x):
return list(map(int, x.split(',')))
parser = argparse.ArgumentParser(description='Benchmark',
formatter_class=argparse.ArgumentDefaultsHelpFormatter)
parser.add_argument('--executable', default='./runner', help='path to runner')
parser.add_argument('-o', '--output', metavar='OUT', required=True, help="path to benchmark report")
parser.add_argument('-n', '--ngpus', metavar='N1,[N2,...]', type=int_list,
required=True, help='numbers of gpus separated by comma')
parser.add_argument('-b', '--batch-sizes', metavar='B1,[B2,...]', type=int_list,
required=True, help='batch sizes separated by comma')
parser.add_argument('-i', '--benchmark-iters', metavar='I',
type=int, default=100, help='iterations')
parser.add_argument('-e', '--epochs', metavar='E',
type=int, default=1, help='number of epochs')
parser.add_argument('-w', '--warmup', metavar='N',
type=int, default=0, help='warmup epochs')
parser.add_argument('--timeout', metavar='T',
type=str, default='inf', help='timeout for each run')
parser.add_argument('--mode', metavar='MODE', choices=('train_val', 'train', 'val'), default='train_val',
help="benchmark mode")
args, other_args = parser.parse_known_args()
latency_percentiles = [50, 90, 95, 99, 100]
harmonic_mean_metrics = ['train.ips', 'val.ips']
res = OrderedDict()
res['model'] = ''
res['ngpus'] = args.ngpus
res['bs'] = args.batch_sizes
res['metric_keys'] = []
if args.mode == 'train' or args.mode == 'train_val':
res['metric_keys'].append('train.ips')
if args.mode == 'val' or args.mode == 'train_val':
res['metric_keys'].append('val.ips')
res['metric_keys'].append('val.latency_avg')
if args.mode == 'val':
for percentile in latency_percentiles:
res['metric_keys'].append('val.latency_{}'.format(percentile))
res['metrics'] = OrderedDict()
for n in args.ngpus:
res['metrics'][str(n)] = OrderedDict()
for bs in args.batch_sizes:
res['metrics'][str(n)][str(bs)] = OrderedDict()
log_file = args.output + '-{},{}'.format(n, bs)
Popen(['timeout', args.timeout, args.executable, '-n', str(n), '-b', str(bs),
'--benchmark-iters', str(args.benchmark_iters),
'-e', str(args.epochs), '--dllogger-log', log_file,
'--mode', args.mode, '--no-metrics'] + other_args,
stdout=sys.stderr).wait()
try:
with open(log_file, 'r') as f:
lines = f.read().splitlines()
log_data = [json.loads(line[5:]) for line in lines]
epochs_report = list(filter(lambda x: len(x['step']) == 1, log_data))
if len(epochs_report) != args.epochs:
raise ValueError('Wrong number epochs in report')
epochs_report = epochs_report[args.warmup:]
for metric in res['metric_keys']:
data = list(map(lambda x: x['data'][metric], epochs_report))
if metric in harmonic_mean_metrics:
avg = len(data) / sum(map(lambda x: 1 / x, data))
else:
avg = np.mean(data)
res['metrics'][str(n)][str(bs)][metric] = avg
except Exception as e:
traceback.print_exc()
for metric in res['metric_keys']:
res['metrics'][str(n)][str(bs)][metric] = float('nan')
column_len = 11
for m in res['metric_keys']:
print(m, file=sys.stderr)
print(' ' * column_len, end='|', file=sys.stderr)
for bs in args.batch_sizes:
print(str(bs).center(column_len), end='|', file=sys.stderr)
print(file=sys.stderr)
print('-' * (len(args.batch_sizes) + 1) * (column_len + 1), file=sys.stderr)
for n in args.ngpus:
print(str(n).center(column_len), end='|', file=sys.stderr)
for bs in args.batch_sizes:
print('{:.5g}'.format(res['metrics'][str(n)][str(bs)][m]).center(column_len), end='|', file=sys.stderr)
print(file=sys.stderr)
print(file=sys.stderr)
with open(args.output, 'w') as f:
json.dump(res, f, indent=4)