Use a monotonic clock source for power monitoring (#1861)

old-commit-hash: 897ee6bd2b
5 years ago · 28181e86bf
parent 0d6df8fc79
commit 28181e86bf
1 changed files with 2 additions and 1 deletions
--- a/selfdrive/thermald/power_monitoring.py
+++ b/selfdrive/thermald/power_monitoring.py
@ -5,6 +5,7 @@ import time
 from statistics import mean

 from cereal import log
+from common.realtime import sec_since_boot
 from selfdrive.swaglog import cloudlog

 PANDA_OUTPUT_VOLTAGE = 5.28
@ -67,7 +68,7 @@ class PowerMonitoring:
  # Calculation tick
  def calculate(self, health):
    try:
-      now = time.time()
+      now = sec_since_boot()

      # Check that time is valid
      if datetime.datetime.fromtimestamp(now).year < 2019: