Add standard process_max_fds metric

This commit is contained in:
Paul "LeoNerd" Evans 2016-10-19 14:50:57 +01:00
parent 06f1ad1625
commit def63649df

View file

@ -205,6 +205,19 @@ process_metrics.register_callback(
"open_fds", lambda: sum(fd_counts.values())
)
def _get_max_fds():
with open("/proc/self/limits") as limits:
for line in limits:
if not line.startswith("Max open files "):
continue
# Line is Max open files $SOFT $HARD
return int(line.split()[3])
return None
process_metrics.register_callback(
"max_fds", lambda: _get_max_fds()
)
reactor_metrics = get_metrics_for("reactor")
tick_time = reactor_metrics.register_distribution("tick_time")
pending_calls_metric = reactor_metrics.register_distribution("pending_calls")