Reduce the reconnect time when replication fails. (#6617)

* commit '6964ea095':
  Reduce the reconnect time when replication fails. (#6617)

2 files changed, 3 insertions, 1 deletions

diff --git a/changelog.d/6617.misc b/changelog.d/6617.misc
new file mode 100644

index 0000000000..94aa271d38
--- /dev/null
+++ b/changelog.d/6617.misc
@@ -0,0 +1 @@
+Reduce the reconnect time when worker replication fails, to make it easier to catch up.
diff --git a/synapse/replication/tcp/client.py b/synapse/replication/tcp/client.py

index fead78388c..bbcb84646c 100644
--- a/synapse/replication/tcp/client.py
+++ b/synapse/replication/tcp/client.py
@@ -46,7 +46,8 @@ class ReplicationClientFactory(ReconnectingClientFactory):
     is required.
     """
 
-    maxDelay = 30  # Try at least once every N seconds
+    initialDelay = 0.1
+    maxDelay = 1  # Try at least once every N seconds
 
     def __init__(self, hs, client_name, handler: AbstractReplicationClientHandler):
         self.client_name = client_name