added extra configuration consensus service serve side.

consensus/scp/tests/mock_network/mod.rs

@@ -77,7 +77,7 @@ impl TestOptions {
             values_to_submit: 5000,
             submissions_per_sec: 20000,
             max_slot_proposed_values: 100,
-            allowed_test_time: Duration::from_secs(300),
+            allowed_test_time: Duration::from_secs(500),
             log_flush_delay: Duration::from_millis(50),
             scp_timebase: Duration::from_millis(1000),
             validity_fn: Arc::new(test_utils::trivial_validity_fn::<String>),

consensus/service/src/consensus_service.rs

@@ -382,12 +382,16 @@ impl<
                 .build(),
         );
 
-        let server_builder = ServerBuilder::new(env)
+        let server_builder = ServerBuilder::new(env.clone())
             .register_service(client_service)
             .register_service(blockchain_service)
             .register_service(health_service)
             .register_service(attested_service)
             .register_service(build_info_service)
+            .channel_args(
+                <ServerBuilder as ConnectionUriGrpcioServer>::default_channel_builder(env)
+                    .build_args(),
+            )
             .bind_using_uri(&self.config.client_listen_uri, self.logger.clone());
 
         let mut server = server_builder.build().unwrap();

util/grpc/src/grpcio_extensions.rs

@@ -18,7 +18,7 @@ pub trait ConnectionUriGrpcioChannel {
     fn default_channel_builder(env: Arc<Environment>) -> ChannelBuilder {
         ChannelBuilder::new(env)
             .keepalive_permit_without_calls(true)
-            .keepalive_time(Duration::from_secs(1))
+            .keepalive_time(Duration::from_secs(10))
             .keepalive_timeout(Duration::from_secs(20))
             .max_reconnect_backoff(Duration::from_millis(2000))
             .initial_reconnect_backoff(Duration::from_millis(1000))
@@ -61,6 +61,19 @@ pub trait ConnectionUriGrpcioServer {
     /// hot-reloading certificates when TLS is used.
     #[must_use]
     fn bind_using_uri(self, uri: &impl ConnectionUri, logger: Logger) -> Self;
+
+    /// Create the default channel settings for server
+    fn default_channel_builder(env: Arc<Environment>) -> ChannelBuilder {
+        ChannelBuilder::new(env)
+            .keepalive_permit_without_calls(true)
+            .keepalive_time(Duration::from_secs(10))
+            .keepalive_timeout(Duration::from_secs(20))
+            .http2_min_recv_ping_interval_without_data(Duration::from_secs(5))
+    }
+
+    /// Set the channel args to our defaults.
+    #[must_use]
+    fn set_default_channel_args(self, env: Arc<Environment>) -> Self;
 }
 
 impl ConnectionUriGrpcioServer for ServerBuilder {
@@ -86,4 +99,9 @@ impl ConnectionUriGrpcioServer for ServerBuilder {
             self.bind(uri.host(), uri.port())
         }
     }
+
+    /// Set the channel args to our defaults.
+    fn set_default_channel_args(self, env: Arc<Environment>) -> Self {
+        self.channel_args(Self::default_channel_builder(env).build_args())
+    }
 }