Allow configuring the number of tcp acceptor processes

helium · Aug 17, 2021 · dd6bd9a · dd6bd9a
1 parent ac2c148
commit dd6bd9a
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/libp2p_transport_tcp.erl b/src/libp2p_transport_tcp.erl
@@ -94,6 +94,7 @@
  }).
 
 -define(DEFAULT_MAX_TCP_CONNECTIONS, 1024).
+-define(DEFAULT_MAX_TCP_ACCEPTORS, 10).
 
 %% libp2p_transport
 %%
@@ -721,8 +722,10 @@ listen_on(Addr, TID) ->
  ok = libp2p_cache:insert(Cache, {tcp_local_listen_addrs, Type}, ListenAddrs),
 
  MaxTCPConnections = application:get_env(libp2p, max_tcp_connections, ?DEFAULT_MAX_TCP_CONNECTIONS),
+ MaxAcceptors = application:get_env(libp2p, max_tcp_connections, ?DEFAULT_MAX_TCP_ACCEPTORS),
  ChildSpec = ranch:child_spec(ListenAddrs,
- ranch_tcp, [{socket, Socket}, {max_connections, MaxTCPConnections}],
+ ranch_tcp, [{socket, Socket}, {max_connections, MaxTCPConnections},
+ {num_acceptors, MaxAcceptors}],
  libp2p_transport_ranch_protocol, {?MODULE, TID}),
  case supervisor:start_child(Sup, ChildSpec) of
  {ok, Pid} ->