From 35448e74108b68d7cd4842dcaf3128d1004bda57 Mon Sep 17 00:00:00 2001
From: John Roesler <vvcephei@apache.org>
Date: Thu, 28 May 2020 13:23:55 -0500
Subject: [PATCH] MINOR: Log the reason for coordinator discovery failure

---
 .../kafka/clients/consumer/internals/AbstractCoordinator.java   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/clients/src/main/java/org/apache/kafka/clients/consumer/internals/AbstractCoordinator.java b/clients/src/main/java/org/apache/kafka/clients/consumer/internals/AbstractCoordinator.java
index eeeef35d396b4..da5a40f443320 100644
--- a/clients/src/main/java/org/apache/kafka/clients/consumer/internals/AbstractCoordinator.java
+++ b/clients/src/main/java/org/apache/kafka/clients/consumer/internals/AbstractCoordinator.java
@@ -243,7 +243,7 @@ protected synchronized boolean ensureCoordinatorReady(final Timer timer) {
 
             if (future.failed()) {
                 if (future.isRetriable()) {
-                    log.debug("Coordinator discovery failed, refreshing metadata");
+                    log.debug("Coordinator discovery failed, refreshing metadata", future.exception());
                     client.awaitMetadataUpdate(timer);
                 } else
                     throw future.exception();