diff --git a/selfdrive/test/process_replay/process_replay.py b/selfdrive/test/process_replay/process_replay.py
index 50585ab3ae..acb7aab54f 100755
--- a/selfdrive/test/process_replay/process_replay.py
+++ b/selfdrive/test/process_replay/process_replay.py
@@ -4,7 +4,7 @@ import time
 import copy
 import heapq
 import signal
-from collections import Counter
+from collections import Counter, defaultdict
 from dataclasses import dataclass, field
 from itertools import islice
 from typing import Any
@@ -274,13 +274,13 @@ class ProcessContainer:
     assert self.rc and self.pm and self.sockets and self.process.proc
 
     output_msgs = []
-    with self.prefix, Timeout(self.cfg.timeout, error_msg=f"timed out testing process {repr(self.cfg.proc_name)}"):
-      end_of_cycle = True
-      if self.cfg.should_recv_callback is not None:
-        end_of_cycle = self.cfg.should_recv_callback(msg, self.cfg, self.cnt)
+    end_of_cycle = True
+    if self.cfg.should_recv_callback is not None:
+      end_of_cycle = self.cfg.should_recv_callback(msg, self.cfg, self.cnt)
 
-      self.msg_queue.append(msg)
-      if end_of_cycle:
+    self.msg_queue.append(msg)
+    if end_of_cycle:
+      with self.prefix, Timeout(self.cfg.timeout, error_msg=f"timed out testing process {repr(self.cfg.proc_name)}"):
         # call recv to let sub-sockets reconnect, after we know the process is ready
         if self.cnt == 0:
           for s in self.sockets:
@@ -716,7 +716,9 @@ def _replay_multi_process(
     internal_pub_index_heap: list[tuple[int, int]] = []
 
     pbar = tqdm(total=len(external_pub_queue), disable=disable_progress)
+    times = defaultdict(list)
     while len(external_pub_queue) != 0 or (len(internal_pub_index_heap) != 0 and not all(c.has_empty_queue for c in containers)):
+      t = time.monotonic()
       if len(internal_pub_index_heap) == 0 or (len(external_pub_queue) != 0 and external_pub_queue[0].logMonoTime < internal_pub_index_heap[0][0]):
         msg = external_pub_queue.pop(0)
         pbar.update(1)
@@ -724,15 +726,26 @@ def _replay_multi_process(
         _, index = heapq.heappop(internal_pub_index_heap)
         msg = internal_pub_queue[index]
 
+      # print(f'get msg took {time.monotonic() - t}s')
+
+      t = time.monotonic()
       target_containers = pubs_to_containers[msg.which()]
       for container in target_containers:
+        t1 = time.monotonic()
         output_msgs = container.run_step(msg, frs)
+        times[container.cfg.proc_name].append(time.monotonic() - t1)
         for m in output_msgs:
           if m.which() in all_pubs:
             internal_pub_queue.append(m)
             heapq.heappush(internal_pub_index_heap, (m.logMonoTime, len(internal_pub_queue) - 1))
         log_msgs.extend(output_msgs)
+        # print(f'run_step for {container.cfg.proc_name} took {time.monotonic() - t1}s')
+      # print(f'all run_steps took {time.monotonic() - t}s')
 
+    print("Average run_step times:")
+    for container, time_list in times.items():
+      print(f"  {container}: {sum(time_list)}s")
+    print('Total run_step time: {:.2f}s'.format(sum(sum(time_list) for time_list in times.values())))
     # flush last set of messages from each process
     for container in containers:
       last_time = log_msgs[-1].logMonoTime if len(log_msgs) > 0 else int(time.monotonic() * 1e9)