osrm-backend/scripts/ci/e2e_benchmark.py
2024-06-08 22:27:12 +02:00

103 lines
4.2 KiB
Python

import requests
import sys
import random
from collections import defaultdict
import os
import csv
import numpy as np
import time
import argparse
class BenchmarkRunner:
def __init__(self):
self.coordinates = []
self.tracks = defaultdict(list)
gps_traces_file_path = os.path.expanduser('~/gps_traces.csv')
with open(gps_traces_file_path, 'r') as file:
reader = csv.DictReader(file)
for row in reader:
coord = (float(row['Latitude']), float(row['Longitude']))
self.coordinates.append(coord)
self.tracks[row['TrackID']].append(coord)
self.track_ids = list(self.tracks.keys())
def run(self, benchmark_name, host, num_requests, warmup_requests=50):
for _ in range(warmup_requests):
url = self.make_url(host, benchmark_name)
_ = requests.get(url)
times = []
for _ in range(num_requests):
url = self.make_url(host, benchmark_name)
start_time = time.time()
response = requests.get(url)
end_time = time.time()
if response.status_code != 200:
if benchmark_name == 'match':
code = response.json()['code']
if code == 'NoSegment' or code == 'NoMatch':
continue
raise Exception(f"Error: {response.status_code} {response.text}")
times.append((end_time - start_time) * 1000) # convert to ms
return times
def make_url(self, host, benchmark_name):
if benchmark_name == 'route':
start = random.choice(self.coordinates)
end = random.choice(self.coordinates)
start_coord = f"{start[1]:.6f},{start[0]:.6f}"
end_coord = f"{end[1]:.6f},{end[0]:.6f}"
return f"{host}/route/v1/driving/{start_coord};{end_coord}?overview=full&steps=true"
elif benchmark_name == 'table':
num_coords = random.randint(3, 100)
selected_coords = random.sample(self.coordinates, num_coords)
coords_str = ";".join([f"{coord[1]:.6f},{coord[0]:.6f}" for coord in selected_coords])
return f"{host}/table/v1/driving/{coords_str}"
elif benchmark_name == 'match':
num_coords = random.randint(50, 100)
track_id = random.choice(self.track_ids)
track_coords = self.tracks[track_id][:num_coords]
coords_str = ";".join([f"{coord[1]:.6f},{coord[0]:.6f}" for coord in track_coords])
radiues_str = ";".join([f"{random.randint(5, 20)}" for _ in range(len(track_coords))])
return f"{host}/match/v1/driving/{coords_str}?steps=true&radiuses={radiues_str}"
elif benchmark_name == 'nearest':
coord = random.choice(self.coordinates)
coord_str = f"{coord[1]:.6f},{coord[0]:.6f}"
return f"{host}/nearest/v1/driving/{coord_str}"
elif benchmark_name == 'trip':
num_coords = random.randint(2, 10)
selected_coords = random.sample(self.coordinates, num_coords)
coords_str = ";".join([f"{coord[1]:.6f},{coord[0]:.6f}" for coord in selected_coords])
return f"{host}/trip/v1/driving/{coords_str}?steps=true"
else:
raise Exception(f"Unknown benchmark: {benchmark_name}")
def main():
parser = argparse.ArgumentParser(description='Run GPS benchmark tests.')
parser.add_argument('--host', type=str, required=True, help='Host URL')
parser.add_argument('--method', type=str, required=True, choices=['route', 'table', 'match', 'nearest', 'trip'], help='Benchmark method')
parser.add_argument('--num_requests', type=int, required=True, help='Number of requests to perform')
args = parser.parse_args()
random.seed(42)
runner = BenchmarkRunner()
times = runner.run(args.method, args.host, args.num_requests)
print(f'Total: {np.sum(times)}ms')
print(f"Min time: {np.min(times)}ms")
print(f"Mean time: {np.mean(times)}ms")
print(f"Median time: {np.median(times)}ms")
print(f"95th percentile: {np.percentile(times, 95)}ms")
print(f"99th percentile: {np.percentile(times, 99)}ms")
print(f"Max time: {np.max(times)}ms")
if __name__ == '__main__':
main()