1 files changed, 13 insertions, 0 deletions
diff --git a/synapse/util/logutils.py b/synapse/util/logutils.py
index 3a83828d25..5324c2815b 100644
--- a/synapse/util/logutils.py
+++ b/synapse/util/logutils.py
@@ -21,10 +21,23 @@ import logging
 import inspect
 import time
 
+from contextlib import contextmanager
+
 
 _TIME_FUNC_ID = 0
 
 
+logger = logging.getLogger(__name__)
+
+
+@contextmanager
+def log_duration(name):
+    start = time.time() * 1000
+    yield
+    end = time.time() * 1000
+    logger.info("Timings: %s tooke %dms", name, int(end - start))
+
+
 def _log_debug_as_f(f, msg, msg_args):
     name = f.__module__
     logger = logging.getLogger(name)