diff --git a/synapse/metrics/__init__.py b/synapse/metrics/__init__.py
index 9cf31f96b3..6035672698 100644
--- a/synapse/metrics/__init__.py
+++ b/synapse/metrics/__init__.py
@@ -22,8 +22,6 @@ import threading
import time
from typing import Callable, Dict, Iterable, Optional, Tuple, Union
-import six
-
import attr
from prometheus_client import Counter, Gauge, Histogram
from prometheus_client.core import (
@@ -83,7 +81,7 @@ class LaterGauge(object):
return
if isinstance(calls, dict):
- for k, v in six.iteritems(calls):
+ for k, v in calls.items():
g.add_metric(k, v)
else:
g.add_metric([], calls)
@@ -194,7 +192,7 @@ class InFlightGauge(object):
gauge = GaugeMetricFamily(
"_".join([self.name, name]), "", labels=self.labels
)
- for key, metrics in six.iteritems(metrics_by_key):
+ for key, metrics in metrics_by_key.items():
gauge.add_metric(key, getattr(metrics, name))
yield gauge
@@ -465,6 +463,12 @@ event_processing_last_ts = Gauge("synapse_event_processing_last_ts", "", ["name"
# finished being processed.
event_processing_lag = Gauge("synapse_event_processing_lag", "", ["name"])
+event_processing_lag_by_event = Histogram(
+ "synapse_event_processing_lag_by_event",
+ "Time between an event being persisted and it being queued up to be sent to the relevant remote servers",
+ ["name"],
+)
+
# Build info of the running server.
build_info = Gauge(
"synapse_build_info", "Build information", ["pythonversion", "version", "osversion"]
|
