diff --git a/synapse/metrics/__init__.py b/synapse/metrics/__init__.py
index 2ed82b04a5..e3b831db67 100644
--- a/synapse/metrics/__init__.py
+++ b/synapse/metrics/__init__.py
@@ -23,7 +23,7 @@ from twisted.internet import reactor
from .metric import (
CounterMetric, CallbackMetric, DistributionMetric, CacheMetric,
- MemoryUsageMetric,
+ MemoryUsageMetric, GaugeMetric,
)
from .process_collector import register_process_collector
@@ -65,6 +65,13 @@ class Metrics(object):
"""
return self._register(CounterMetric, *args, **kwargs)
+ def register_gauge(self, *args, **kwargs):
+ """
+ Returns:
+ GaugeMetric
+ """
+ return self._register(GaugeMetric, *args, **kwargs)
+
def register_callback(self, *args, **kwargs):
"""
Returns:
@@ -144,6 +151,32 @@ reactor_metrics = get_metrics_for("python.twisted.reactor")
tick_time = reactor_metrics.register_distribution("tick_time")
pending_calls_metric = reactor_metrics.register_distribution("pending_calls")
+synapse_metrics = get_metrics_for("synapse")
+
+# Used to track where various components have processed in the event stream,
+# e.g. federation sending, appservice sending, etc.
+event_processing_positions = synapse_metrics.register_gauge(
+ "event_processing_positions", labels=["name"],
+)
+
+# Used to track the current max events stream position
+event_persisted_position = synapse_metrics.register_gauge(
+ "event_persisted_position",
+)
+
+# Used to track the received_ts of the last event processed by various
+# components
+event_processing_last_ts = synapse_metrics.register_gauge(
+ "event_processing_last_ts", labels=["name"],
+)
+
+# Used to track the lag processing events. This is the time difference
+# between the last processed event's received_ts and the time it was
+# finished being processed.
+event_processing_lag = synapse_metrics.register_gauge(
+ "event_processing_lag", labels=["name"],
+)
+
def runUntilCurrentTimer(func):
|
