1 files changed, 3 insertions, 1 deletions
diff --git a/synapse/http/matrixfederationclient.py b/synapse/http/matrixfederationclient.py
index c3542b9353..da16b5dd8c 100644
--- a/synapse/http/matrixfederationclient.py
+++ b/synapse/http/matrixfederationclient.py
@@ -92,6 +92,7 @@ class MatrixFederationHttpClient(object):
         self.server_name = hs.hostname
         reactor = hs.get_reactor()
         pool = HTTPConnectionPool(reactor)
+        pool.retryAutomatically = False
         pool.maxPersistentPerHost = 5
         pool.cachedConnectionTimeout = 2 * 60
         self.agent = Agent.usingEndpointFactory(
@@ -222,7 +223,8 @@ class MatrixFederationHttpClient(object):
                         headers=Headers(headers_dict),
                         data=data,
                         agent=self.agent,
-                        reactor=self.hs.get_reactor()
+                        reactor=self.hs.get_reactor(),
+                        unbuffered=True
                     )
                     request_deferred.addTimeout(_sec_timeout, self.hs.get_reactor())