From 3d63ed8cd604c95ba747730e59cfdefd0fc12ae1 Mon Sep 17 00:00:00 2001
From: James Vecellio-Grant <159560811+Discountchubbs@users.noreply.github.com>
Date: Mon, 5 Jan 2026 07:58:24 -0800
Subject: [PATCH] Delete tools/profile_params.py

---
 tools/profile_params.py | 109 ----------------------------------------
 1 file changed, 109 deletions(-)
 delete mode 100755 tools/profile_params.py

diff --git a/tools/profile_params.py b/tools/profile_params.py
deleted file mode 100755
index d3e7fd5232..0000000000
--- a/tools/profile_params.py
+++ /dev/null
@@ -1,109 +0,0 @@
-#!/usr/bin/env python3
-import os
-import sys
-import platform
-import struct
-import select
-import time
-import ctypes
-from collections import defaultdict
-
-from openpilot.system.hardware.hw import Paths
-
-from sunnypilot.common.param_watcher import ParamWatcher, IN_CLOSE_WRITE, IN_MOVED_TO
-
-IN_ACCESS = 0x00000001
-
-
-def get_linux_monitor(params_path, reads, writes):
-  libc = ctypes.CDLL('libc.so.6')
-  fd = libc.inotify_init()
-  if fd < 0:
-    return None
-
-  mask = IN_ACCESS | IN_MOVED_TO | IN_CLOSE_WRITE
-  if libc.inotify_add_watch(fd, params_path.encode(), mask) < 0:
-    return None
-
-  poll_obj = select.epoll()
-  poll_obj.register(fd, select.EPOLLIN)
-
-  def monitor():
-    for fileno, _ in poll_obj.poll(0.1):
-      if fileno == fd:
-        buffer = os.read(fd, 4096)
-        i = 0
-        while i + 16 <= len(buffer):
-          wd, mask, cookie, name_len = struct.unpack_from("iIII", buffer, i)
-          name = buffer[i+16:i+16+name_len].rstrip(b"\0").decode('utf-8', 'ignore')
-          if name and not name.startswith("."):
-            if mask & IN_ACCESS:
-              reads[name] += 1
-            elif mask & (IN_MOVED_TO | IN_CLOSE_WRITE):
-              writes[name] += 1
-          i += 16 + name_len
-
-  def cleanup():
-    os.close(fd)
-  return monitor, cleanup
-
-def get_darwin_monitor(params_path, reads, writes):
-  print("WARNING: macOS only reports WRITES.")
-
-  def callback(name):
-    writes[name] += 1
-
-  watcher = ParamWatcher()
-  watcher.add_watcher(callback)
-
-  def monitor():
-    time.sleep(0.1)
-
-  def cleanup():
-    if callback in watcher._callbacks:
-      watcher._callbacks.remove(callback)
-  return monitor, cleanup
-
-def profile_params():
-  path = Paths.params_root()
-  if not os.path.exists(path):
-    return print(f"Error: {path} not found")
-
-  print(f"Profiling Params I/O at: {path}\nPress CTRL+C to stop.")
-  reads, writes = defaultdict(int), defaultdict(int)
-
-  setup = get_linux_monitor if platform.system() == "Linux" else \
-          get_darwin_monitor if platform.system() == "Darwin" else None
-
-  if not setup:
-    return print("Unsupported platform")
-  monitor, cleanup = setup(path, reads, writes) or (None, None)
-
-  if not monitor:
-    return print("Failed to initialize monitor")
-
-  start_time = time.monotonic()
-  last_print = start_time
-
-  try:
-    while True:
-      monitor()
-      if time.monotonic() - last_print > 1.0:
-        sys.stdout.write(".")
-        sys.stdout.flush()
-        last_print = time.monotonic()
-  except KeyboardInterrupt:
-    print("\n\nStopping...")
-  finally:
-    cleanup()
-
-  duration = time.monotonic() - start_time
-  print(f"\n\n=== Params I/O Profile Report ({duration:.1f}s) ===")
-  print(f"{'Param Name':<40} | {'Reads/sec':<10} | {'Writes/sec':<10} | {'Total Reads':<12} | {'Total Writes':<12}")
-  print("-" * 95)
-
-  for k in sorted(set(reads) | set(writes), key=lambda k: reads[k] + writes[k], reverse=True):
-    print(f"{k:<40} | {reads[k]/duration:<10.1f} | {writes[k]/duration:<10.1f} | {reads[k]:<12} | {writes[k]:<12}")
-
-if __name__ == "__main__":
-  profile_params()