From 71a4acf74bc9ca34f0e57835c9d6e3efbe7c0567 Mon Sep 17 00:00:00 2001
From: Daniel Templeton <templedf@apache.org>
Date: Fri, 6 Jan 2017 14:26:08 -0800
Subject: [PATCH] YARN-5991. Yarn Distributed Shell does not print throwable t
 to App Master When failed to start container (Contributed by Jim Frankola via
 Daniel Templeton)

---
 .../yarn/applications/distributedshell/ApplicationMaster.java   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-distributedshell/src/main/java/org/apache/hadoop/yarn/applications/distributedshell/ApplicationMaster.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-distributedshell/src/main/java/org/apache/hadoop/yarn/applications/distributedshell/ApplicationMaster.java
index 17dae6b375..5a06ef629a 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-distributedshell/src/main/java/org/apache/hadoop/yarn/applications/distributedshell/ApplicationMaster.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-distributedshell/src/main/java/org/apache/hadoop/yarn/applications/distributedshell/ApplicationMaster.java
@@ -1001,7 +1001,7 @@ public void onContainerResourceIncreased(
 
     @Override
     public void onStartContainerError(ContainerId containerId, Throwable t) {
-      LOG.error("Failed to start Container " + containerId);
+      LOG.error("Failed to start Container " + containerId, t);
       containers.remove(containerId);
       applicationMaster.numCompletedContainers.incrementAndGet();
       applicationMaster.numFailedContainers.incrementAndGet();