From be380930ec6a87a4b720bab973663c088388262c Mon Sep 17 00:00:00 2001
From: Karl Nilsson <kjnilsson@gmail.com>
Date: Tue, 21 Sep 2021 13:09:46 +0100
Subject: [PATCH] Stream coordinator: monitor task processes

So that they are cleaned up from the stream coordinator aux state
when they finish instead of growing indefinitely.
---
 deps/rabbit/src/rabbit_stream_coordinator.erl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/deps/rabbit/src/rabbit_stream_coordinator.erl b/deps/rabbit/src/rabbit_stream_coordinator.erl
index 70989e383b..f32d6de61d 100644
--- a/deps/rabbit/src/rabbit_stream_coordinator.erl
+++ b/deps/rabbit/src/rabbit_stream_coordinator.erl
@@ -634,7 +634,7 @@ run_action(Action, StreamId, #{node := _Node,
                              ActionFun(),
                              unlink(Coordinator)
                      end),
-    Effects = [],
+    Effects = [{monitor, process, aux, Pid}],
     Actions = Actions0#{Pid => {StreamId, Action, Args}},
     {no_reply, Aux#aux{actions = Actions}, Log, Effects}.