From 6803642253b45c80ef8970606e350adabe4211ea Mon Sep 17 00:00:00 2001
From: Andrew Ash <andrew@andrewash.com>
Date: Sun, 29 Jun 2014 23:29:05 -0700
Subject: [PATCH] SPARK-2077 Log serializer that actually ends up being used

I could settle with this being a debug also if we provided an example of how to turn it on in `log4j.properties`

https://issues.apache.org/jira/browse/SPARK-2077

Author: Andrew Ash <andrew@andrewash.com>

Closes #1017 from ash211/SPARK-2077 and squashes the following commits:

580f680 [Andrew Ash] Drop to debug
0266415 [Andrew Ash] SPARK-2077 Log serializer that actually ends up being used
---
 core/src/main/scala/org/apache/spark/SparkEnv.scala | 1 +
 1 file changed, 1 insertion(+)

diff --git a/core/src/main/scala/org/apache/spark/SparkEnv.scala b/core/src/main/scala/org/apache/spark/SparkEnv.scala
index 8dfa8cc4b5..2b636b085d 100644
--- a/core/src/main/scala/org/apache/spark/SparkEnv.scala
+++ b/core/src/main/scala/org/apache/spark/SparkEnv.scala
@@ -183,6 +183,7 @@ object SparkEnv extends Logging {
 
     val serializer = instantiateClass[Serializer](
       "spark.serializer", "org.apache.spark.serializer.JavaSerializer")
+    logDebug(s"Using serializer: ${serializer.getClass}")
 
     val closureSerializer = instantiateClass[Serializer](
       "spark.closure.serializer", "org.apache.spark.serializer.JavaSerializer")
-- 
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