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-rw-r--r--contrib/zmq/zmq_sub.py1
1 files changed, 1 insertions, 0 deletions
diff --git a/contrib/zmq/zmq_sub.py b/contrib/zmq/zmq_sub.py
index 20763e935d..06893407f5 100644
--- a/contrib/zmq/zmq_sub.py
+++ b/contrib/zmq/zmq_sub.py
@@ -42,6 +42,7 @@ class ZMQHandler():
self.zmqContext = zmq.asyncio.Context()
self.zmqSubSocket = self.zmqContext.socket(zmq.SUB)
+ self.zmqSubSocket.setsockopt(zmq.RCVHWM, 0)
self.zmqSubSocket.setsockopt_string(zmq.SUBSCRIBE, "hashblock")
self.zmqSubSocket.setsockopt_string(zmq.SUBSCRIBE, "hashtx")
self.zmqSubSocket.setsockopt_string(zmq.SUBSCRIBE, "rawblock")