From 3fef70f0d531a4de406491c2c3f0ee172db42a38 Mon Sep 17 00:00:00 2001
From: Willem Melching <willem.melching@gmail.com>
Date: Thu, 13 Feb 2020 15:07:03 -0800
Subject: [PATCH] add mem flag to live cpu and temp script

---
 selfdrive/debug/live_cpu_and_temp.py | 90 +++++++++++++++-------------
 1 file changed, 49 insertions(+), 41 deletions(-)

diff --git a/selfdrive/debug/live_cpu_and_temp.py b/selfdrive/debug/live_cpu_and_temp.py
index 1f4f2426e2736b..4f324711daef2f 100755
--- a/selfdrive/debug/live_cpu_and_temp.py
+++ b/selfdrive/debug/live_cpu_and_temp.py
@@ -1,64 +1,72 @@
 #!/usr/bin/env python3
+import argparse
+
 import numpy as np
 
 from cereal.messaging import SubMaster
 
+
 def cputime_total(ct):
-    return ct.user + ct.nice + ct.system + ct.idle + ct.iowait + ct.irq + ct.softirq
+  return ct.user + ct.nice + ct.system + ct.idle + ct.iowait + ct.irq + ct.softirq
 
 
 def cputime_busy(ct):
-    return ct.user + ct.nice + ct.system + ct.irq + ct.softirq
+  return ct.user + ct.nice + ct.system + ct.irq + ct.softirq
 
 
+if __name__ == "__main__":
+  parser = argparse.ArgumentParser()
+  parser.add_argument('--mem', action='store_true')
+  args = parser.parse_args()
 
-sm = SubMaster(['thermal', 'procLog'])
+  sm = SubMaster(['thermal', 'procLog'])
 
-last_temp = 0.0
-last_mem = 0.0
-total_times = [0., 0., 0., 0.]
-busy_times = [0., 0., 0.0, 0.]
+  last_temp = 0.0
+  last_mem = 0.0
+  total_times = [0., 0., 0., 0.]
+  busy_times = [0., 0., 0.0, 0.]
 
+  while True:
+    sm.update()
 
-while True:
-  sm.update()
+    if sm.updated['thermal']:
+      t = sm['thermal']
+      last_temp = np.mean([t.cpu0, t.cpu1, t.cpu2, t.cpu3]) / 10.
+      last_mem = t.memUsedPercent
 
-  if sm.updated['thermal']:
-    t = sm['thermal']
-    last_temp = np.mean([t.cpu0, t.cpu1, t.cpu2, t.cpu3]) / 10.
-    last_mem = t.memUsedPercent
+    if sm.updated['procLog']:
+      m = sm['procLog']
 
-  if sm.updated['procLog']:
-    m = sm['procLog']
 
-    mems = {}
-    for proc in m.procs:
-      name = proc.name
-      if len(proc.cmdline):
-        name = proc.cmdline[0]
-      if len(proc.exe):
-        name = proc.exe + " - " + name
-      mems[name] = float(proc.memRss) / 1e6
+      cores = [0., 0., 0., 0.]
+      total_times_new = [0., 0., 0., 0.]
+      busy_times_new = [0., 0., 0.0, 0.]
 
-    cores = [0., 0., 0., 0.]
-    total_times_new = [0., 0., 0., 0.]
-    busy_times_new = [0., 0., 0.0, 0.]
+      for c in m.cpuTimes:
+        n = c.cpuNum
+        total_times_new[n] = cputime_total(c)
+        busy_times_new[n] = cputime_busy(c)
 
-    for c in m.cpuTimes:
-      n = c.cpuNum
-      total_times_new[n] = cputime_total(c)
-      busy_times_new[n] = cputime_busy(c)
+      for n in range(4):
+        t_busy = busy_times_new[n] - busy_times[n]
+        t_total = total_times_new[n] - total_times[n]
+        cores[n] = t_busy / t_total
 
-    for n in range(4):
-      t_busy = busy_times_new[n] - busy_times[n]
-      t_total = total_times_new[n] - total_times[n]
-      cores[n] = t_busy / t_total
+      total_times = total_times_new[:]
+      busy_times = busy_times_new[:]
 
-    total_times = total_times_new[:]
-    busy_times = busy_times_new[:]
+      print("CPU %.2f%% - RAM: %.2f - Temp %.2f" % (100. * np.mean(cores), last_mem, last_temp))
 
-    print()
-    print("CPU %.2f%% - RAM: %.2f - Temp %.2f" % (100. * np.mean(cores), last_mem, last_temp))
-    print("Top memory usage:")
-    for k, v in sorted(mems.items(), key=lambda item: item[1], reverse=True)[:10]:
-      print(f"{k.rjust(70)}   {v:.2f} MB")
+      if args.mem:
+        mems = {}
+        for proc in m.procs:
+          name = proc.name
+          if len(proc.cmdline):
+            name = proc.cmdline[0]
+          if len(proc.exe):
+            name = proc.exe + " - " + name
+          mems[name] = float(proc.memRss) / 1e6
+        print("Top memory usage:")
+        for k, v in sorted(mems.items(), key=lambda item: item[1], reverse=True)[:10]:
+          print(f"{k.rjust(70)}   {v:.2f} MB")
+        print()