openpilot1/selfdrive/debug/internal/qlog_size.py

63 lines
1.8 KiB
Python
Executable File

#!/usr/bin/env python3
import argparse
import bz2
from collections import defaultdict
import matplotlib.pyplot as plt
from cereal.services import SERVICE_LIST
from openpilot.tools.lib.logreader import LogReader
from openpilot.tools.lib.route import Route
MIN_SIZE = 0.5 # Percent size of total to show as separate entry
def make_pie(msgs, typ):
compressed_length_by_type = {k: len(bz2.compress(b"".join(v))) for k, v in msgs.items()}
total = sum(compressed_length_by_type.values())
sizes = sorted(compressed_length_by_type.items(), key=lambda kv: kv[1])
print(f"{typ} - Total {total / 1024:.2f} kB")
for (name, sz) in sizes:
print(f"{name} - {sz / 1024:.2f} kB")
print()
sizes_large = [(k, sz) for (k, sz) in sizes if sz >= total * MIN_SIZE / 100]
sizes_large += [('other', sum(sz for (_, sz) in sizes if sz < total * MIN_SIZE / 100))]
labels, sizes = zip(*sizes_large, strict=True)
plt.figure()
plt.title(f"{typ}")
plt.pie(sizes, labels=labels, autopct='%1.1f%%')
if __name__ == "__main__":
parser = argparse.ArgumentParser(description='Check qlog size based on a rlog')
parser.add_argument('route', help='route to use')
parser.add_argument('segment', type=int, help='segment number to use')
args = parser.parse_args()
r = Route(args.route)
rlog = r.log_paths()[args.segment]
msgs = list(LogReader(rlog))
msgs_by_type = defaultdict(list)
for m in msgs:
msgs_by_type[m.which()].append(m.as_builder().to_bytes())
qlog_by_type = defaultdict(list)
for name, service in SERVICE_LIST.items():
if service.decimation is None:
continue
for i, msg in enumerate(msgs_by_type[name]):
if i % service.decimation == 0:
qlog_by_type[name].append(msg)
make_pie(msgs_by_type, 'rlog')
make_pie(qlog_by_type, 'qlog')
plt.show()