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proc_stats: report a blocked event loop 

Use the PeriodicCallback in proc_stats to check if the event loop was blocked for a More than 5 seconds.  If this is detected, log
Moonraker's CPU usage over that time.

Signed-off-by:  Eric Callahan <arksine.code@gmail.com>
This commit is contained in:
Eric Callahan 2021-06-27 14:18:20 -04:00
parent 1510f66121
commit 3529acfeec
1 changed files with 5 additions and 0 deletions
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5
moonraker/components/proc_stats.py
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@ -34,6 +34,7 @@ TEMPERATURE_PATH = "/sys/class/thermal/thermal_zone0/temp"
STAT_UPDATE_TIME_MS = 1000 STAT_UPDATE_TIME_MS = 1000
REPORT_QUEUE_SIZE = 30 REPORT_QUEUE_SIZE = 30
THROTTLE_CHECK_INTERVAL = 10 THROTTLE_CHECK_INTERVAL = 10
REPORT_BLOCKED_TIME = 5.
THROTTLED_FLAGS = { THROTTLED_FLAGS = {
1: "Under-Voltage Detected", 1: "Under-Voltage Detected",
@ -106,6 +107,10 @@ class ProcStats:
proc_time = time.process_time() proc_time = time.process_time()
time_diff = update_time - self.last_update_time time_diff = update_time - self.last_update_time
usage = round((proc_time - self.last_proc_time) / time_diff * 100, 2) usage = round((proc_time - self.last_proc_time) / time_diff * 100, 2)
if time_diff > REPORT_BLOCKED_TIME:
logging.info(
f"EVENT LOOP BLOCKED: {round(time_diff, 2)} seconds, "
f"Moonraker Process Usage: {usage}%")
mem, mem_units = self._get_memory_usage() mem, mem_units = self._get_memory_usage()
cpu_temp = self._get_cpu_temperature() cpu_temp = self._get_cpu_temperature()
result = { result = {