From 99d9dacc4f6a95220ebe90455dac6410f2ffa649 Mon Sep 17 00:00:00 2001
From: Rossen Stoyanchev <rstoyanchev@pivotal.io>
Date: Tue, 24 Sep 2019 12:09:41 +0100
Subject: [PATCH] Log sendBufferSizeLimit exceeded at warn

Closes gh-23534
---
 .../web/socket/messaging/SubProtocolWebSocketHandler.java      | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/spring-websocket/src/main/java/org/springframework/web/socket/messaging/SubProtocolWebSocketHandler.java b/spring-websocket/src/main/java/org/springframework/web/socket/messaging/SubProtocolWebSocketHandler.java
index 0ff49f1549..c4a90f6919 100644
--- a/spring-websocket/src/main/java/org/springframework/web/socket/messaging/SubProtocolWebSocketHandler.java
+++ b/spring-websocket/src/main/java/org/springframework/web/socket/messaging/SubProtocolWebSocketHandler.java
@@ -359,6 +359,9 @@ public class SubProtocolWebSocketHandler
 				if (logger.isDebugEnabled()) {
 					logger.debug("Terminating '" + session + "'", ex);
 				}
+				else if (logger.isWarnEnabled()) {
+					logger.debug("Terminating '" + session + "': " + ex.getMessage());
+				}
 				this.stats.incrementLimitExceededCount();
 				clearSession(session, ex.getStatus()); // clear first, session may be unresponsive
 				session.close(ex.getStatus());
-- 
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