carrot/selfdrive/debug/check_can_parser_performance.py
Vehicle Researcher 4fca6dec8e openpilot v0.9.8 release
date: 2025-01-29T09:09:56
master commit: 227bb68e1891619b360b89809e6822d50d34228f
2025-01-29 09:09:58 +00:00

40 lines
1.2 KiB
Python
Executable File

#!/usr/bin/env python3
import numpy as np
import time
from tqdm import tqdm
from cereal import car
from opendbc.car.tests.routes import CarTestRoute
from openpilot.selfdrive.car.tests.test_models import TestCarModelBase
from openpilot.selfdrive.pandad import can_capnp_to_list
from openpilot.tools.plotjuggler.juggle import DEMO_ROUTE
N_RUNS = 10
class CarModelTestCase(TestCarModelBase):
test_route = CarTestRoute(DEMO_ROUTE, None)
if __name__ == '__main__':
# Get CAN messages and parsers
tm = CarModelTestCase()
tm.setUpClass()
tm.setUp()
CC = car.CarControl.new_message()
ets = []
for _ in tqdm(range(N_RUNS)):
msgs = [m.as_builder().to_bytes() for m in tm.can_msgs]
start_t = time.process_time_ns()
for msg in msgs:
can_list = can_capnp_to_list([msg])
for cp in tm.CI.can_parsers.values():
if cp is not None:
cp.update_strings(can_list)
ets.append((time.process_time_ns() - start_t) * 1e-6)
print(f'{len(tm.can_msgs)} CAN packets, {N_RUNS} runs')
print(f'{np.mean(ets):.2f} mean ms, {max(ets):.2f} max ms, {min(ets):.2f} min ms, {np.std(ets):.2f} std ms')
print(f'{np.mean(ets) / len(tm.can_msgs):.4f} mean ms / CAN packet')