debug: add summary to check_timings

selfdrive/debug/check_timings.py

@@ -1,17 +1,19 @@
 #!/usr/bin/env python3
-
 import sys
 import time
 import numpy as np
+import datetime
 from collections.abc import MutableSequence
-from collections import defaultdict, deque
+from collections import defaultdict
 
 import cereal.messaging as messaging
 
-socks = {s: messaging.sub_sock(s, conflate=False) for s in sys.argv[1:]}
-ts: defaultdict[str, MutableSequence[float]] = defaultdict(lambda: deque(maxlen=100))
 
 if __name__ == "__main__":
+  ts: defaultdict[str, MutableSequence[float]] = defaultdict(list)
+  socks = {s: messaging.sub_sock(s, conflate=False) for s in sys.argv[1:]}
+  try:
+    st = time.monotonic()
     while True:
       print()
       for s, sock in socks.items():
@@ -20,6 +22,15 @@ if __name__ == "__main__":
           ts[s].append(m.logMonoTime / 1e6)
 
         if len(ts[s]) > 2:
-        d = np.diff(ts[s])
+          d = np.diff(ts[s])[-100:]
           print(f"{s:25} {np.mean(d):7.2f} {np.std(d):7.2f} {np.max(d):7.2f} {np.min(d):7.2f}")
       time.sleep(1)
+  except KeyboardInterrupt:
+    print("\n")
+    print("="*5, "timing summary", "="*5)
+    for s, sock in socks.items():
+      msgs = messaging.drain_sock(sock)
+      if len(ts[s]) > 2:
+        d = np.diff(ts[s])
+        print(f"{s:25} {np.mean(d):7.2f} {np.std(d):7.2f} {np.max(d):7.2f} {np.min(d):7.2f}")
+    print("="*5, datetime.timedelta(seconds=time.monotonic()-st), "="*5)