openpilot is an open source driver assistance system. openpilot performs the functions of Automated Lane Centering and Adaptive Cruise Control for over 200 supported car makes and models.
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#!/usr/bin/env python3
import os
import time
import sys
import subprocess
import cereal.messaging as messaging
from common.basedir import BASEDIR
from common.params import Params
from selfdrive.test.helpers import set_params_enabled
def cputime_total(ct):
return ct.cpuUser + ct.cpuSystem + ct.cpuChildrenUser + ct.cpuChildrenSystem
def print_cpu_usage(first_proc, last_proc):
procs = [
("selfdrive.controls.controlsd", 47.0),
("./loggerd", 42.0),
("selfdrive.locationd.locationd", 35.0),
("selfdrive.locationd.paramsd", 12.0),
("selfdrive.controls.plannerd", 10.0),
("./_modeld", 7.12),
("./camerad", 7.07),
("./_sensord", 6.17),
("./_ui", 5.82),
("selfdrive.controls.radard", 5.67),
("./boardd", 3.63),
("./_dmonitoringmodeld", 2.67),
("selfdrive.logmessaged", 1.7),
("selfdrive.thermald.thermald", 2.41),
("selfdrive.locationd.calibrationd", 2.0),
("selfdrive.monitoring.dmonitoringd", 1.90),
("./proclogd", 1.54),
("./_gpsd", 0.09),
("./clocksd", 0.02),
("./ubloxd", 0.02),
("selfdrive.tombstoned", 0),
("./logcatd", 0),
]
r = True
dt = (last_proc.logMonoTime - first_proc.logMonoTime) / 1e9
result = "------------------------------------------------\n"
for proc_name, normal_cpu_usage in procs:
try:
first = [p for p in first_proc.procLog.procs if proc_name in p.cmdline][0]
last = [p for p in last_proc.procLog.procs if proc_name in p.cmdline][0]
cpu_time = cputime_total(last) - cputime_total(first)
cpu_usage = cpu_time / dt * 100.
if cpu_usage > max(normal_cpu_usage * 1.1, normal_cpu_usage + 5.0):
result += f"Warning {proc_name} using more CPU than normal\n"
r = False
elif cpu_usage < min(normal_cpu_usage * 0.65, max(normal_cpu_usage - 1.0, 0.0)):
result += f"Warning {proc_name} using less CPU than normal\n"
r = False
result += f"{proc_name.ljust(35)} {cpu_usage:.2f}%\n"
except IndexError:
result += f"{proc_name.ljust(35)} NO METRICS FOUND\n"
r = False
result += "------------------------------------------------\n"
print(result)
return r
def test_cpu_usage():
cpu_ok = False
# start manager
manager_path = os.path.join(BASEDIR, "selfdrive/manager.py")
manager_proc = subprocess.Popen(["python", manager_path])
try:
proc_sock = messaging.sub_sock('procLog', conflate=True, timeout=2000)
# wait until everything's started
start_time = time.monotonic()
while time.monotonic() - start_time < 210:
if Params().get("CarParams") is not None:
break
time.sleep(2)
# take first sample
time.sleep(5)
first_proc = messaging.recv_sock(proc_sock, wait=True)
if first_proc is None:
raise Exception("\n\nTEST FAILED: progLog recv timed out\n\n")
# run for a minute and get last sample
time.sleep(60)
last_proc = messaging.recv_sock(proc_sock, wait=True)
cpu_ok = print_cpu_usage(first_proc, last_proc)
finally:
manager_proc.terminate()
ret = manager_proc.wait(20)
if ret is None:
manager_proc.kill()
return cpu_ok
if __name__ == "__main__":
set_params_enabled()
Params().delete("CarParams")
passed = False
try:
passed = test_cpu_usage()
finally:
sys.exit(int(not passed))