Trivial patch that checks if the log is debug enabled before logging.

-1 overall. Here are the results of testing the latest attachment
http://issues.apache.org/jira/secure/attachment/12573231/mr-4990.patch
against trunk revision .

+1 @author. The patch does not contain any @author tags.

-1 tests included. The patch doesn't appear to include any new or modified tests.
Please justify why no new tests are needed for this patch.
Also please list what manual steps were performed to verify this patch.

+1 javac. The applied patch does not increase the total number of javac compiler warnings.

+1 javadoc. The javadoc tool did not generate any warning messages.

+1 eclipse:eclipse. The patch built with eclipse:eclipse.

+1 findbugs. The patch does not introduce any new Findbugs (version 1.3.9) warnings.

+1 release audit. The applied patch does not increase the total number of release audit warnings.

+1 core tests. The patch passed unit tests in hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-shuffle.

+1 contrib tests. The patch passed contrib unit tests.

Test results: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/3402//testReport/
Console output: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/3402//console

This message is automatically generated.

Didn't include a test because the changes are pretty trivial.

I mean trivial and concern only log messages.

+1

Thanks Karthik. Committed to trunk and branch-2.

Integrated in Hadoop-trunk-Commit #3486 (See https://builds.apache.org/job/Hadoop-trunk-Commit/3486/)
MAPREDUCE-4990. Construct debug strings conditionally in ShuffleHandler.Shuffle#sendMapOutput(). (kkambatl via tucu) (Revision 1457914)

Result = SUCCESS
tucu : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1457914
Files :

• /hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt
• /hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-shuffle/src/main/java/org/apache/hadoop/mapred/ShuffleHandler.java

Integrated in Hadoop-Yarn-trunk #160 (See https://builds.apache.org/job/Hadoop-Yarn-trunk/160/)
MAPREDUCE-4990. Construct debug strings conditionally in ShuffleHandler.Shuffle#sendMapOutput(). (kkambatl via tucu) (Revision 1457914)

Result = SUCCESS
tucu : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1457914
Files :

• /hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt
• /hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-shuffle/src/main/java/org/apache/hadoop/mapred/ShuffleHandler.java

Integrated in Hadoop-Hdfs-trunk #1349 (See https://builds.apache.org/job/Hadoop-Hdfs-trunk/1349/)
MAPREDUCE-4990. Construct debug strings conditionally in ShuffleHandler.Shuffle#sendMapOutput(). (kkambatl via tucu) (Revision 1457914)

Result = FAILURE
tucu : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1457914
Files :

• /hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt
• /hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-shuffle/src/main/java/org/apache/hadoop/mapred/ShuffleHandler.java

Integrated in Hadoop-Mapreduce-trunk #1377 (See https://builds.apache.org/job/Hadoop-Mapreduce-trunk/1377/)
MAPREDUCE-4990. Construct debug strings conditionally in ShuffleHandler.Shuffle#sendMapOutput(). (kkambatl via tucu) (Revision 1457914)

Result = FAILURE
tucu : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1457914
Files :

• /hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt
• /hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-shuffle/src/main/java/org/apache/hadoop/mapred/ShuffleHandler.java

I merged this into branch-0.23

Integrated in Hadoop-Hdfs-0.23-Build #559 (See https://builds.apache.org/job/Hadoop-Hdfs-0.23-Build/559/)
MAPREDUCE-4990. Construct debug strings conditionally in ShuffleHandler.Shuffle#sendMapOutput(). (kkambatl via tgraves) (Revision 1458376)

Result = SUCCESS
tgraves : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1458376
Files :

• /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/CHANGES.txt
• /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-shuffle/src/main/java/org/apache/hadoop/mapred/ShuffleHandler.java