From da78f01a641093ee542a9ce2e4e70158d3ad9f29 Mon Sep 17 00:00:00 2001 From: Erik Johnston Date: Mon, 8 Nov 2021 14:11:39 +0000 Subject: Log slow ticks --- synapse/metrics/__init__.py | 3 +++ 1 file changed, 3 insertions(+) diff --git a/synapse/metrics/__init__.py b/synapse/metrics/__init__.py index 91ee5c8193..389d339889 100644 --- a/synapse/metrics/__init__.py +++ b/synapse/metrics/__init__.py @@ -606,6 +606,9 @@ def runUntilCurrentTimer(reactor, func): ret = func(*args, **kwargs) end = time.time() + if end - start > 0.05: + logger.warning("runUntilCurrent took %f seconds", end - start) + # record the amount of wallclock time spent running pending calls. # This is a proxy for the actual amount of time between reactor polls, # since about 25% of time is actually spent running things triggered by -- cgit 1.5.1