Commit Graph

1910 Commits

Author SHA1 Message Date
Akira Ajisaka 853cc04668 MAPREDUCE-5762. Port MAPREDUCE-3223 (Remove MRv1 config from mapred-default.xml) to branch-2. (aajisaka) 2015-03-28 03:35:03 +09:00
Tsuyoshi Ozawa f0aa2a7466 MAPREDUCE-6294. Remove an extra parameter described in Javadoc of TockenCache. Contributed by Brahma Reddy Battula.
(cherry picked from commit 05499b1093)
2015-03-28 00:08:56 +09:00
Akira Ajisaka 2e509908ee MAPREDUCE-6292. Use org.junit package instead of junit.framework in TestCombineFileInputFormat. (aajisaka)
(cherry picked from commit c770df49b4)
2015-03-25 19:01:38 +09:00
Harsh J d85c14afbf MAPREDUCE-579. Streaming slowmatch documentation.
(cherry picked from commit a2e42d2deee715f6255d6fd2c95f34e80888dc5f)
2015-03-25 14:39:46 +05:30
Tsuyoshi Ozawa 94eb8e5b3d MAPREDUCE-6285. ClientServiceDelegate should not retry upon AuthenticationException. Contributed by Jonathan Eagles.
(cherry picked from commit 4170c99147)
2015-03-25 00:57:08 +09:00
Devaraj K 943d9ee603 MAPREDUCE-6242. Progress report log is incredibly excessive in application
master. Contributed by Varun Saxena.
2015-03-23 22:48:00 +05:30
Harsh J 2cd2431289 MAPREDUCE-6287. Deprecated methods in org.apache.hadoop.examples.Sort. Contributed by Chao Zhang.
(cherry picked from commit b375d1fc93)
2015-03-23 03:48:55 +05:30
Harsh J 6e6e0e4a37 MAPREDUCE-5448. Addendum fix to remove deprecation warning by junit.Assert import in TestFileOutputCommitter.
(cherry picked from commit 4cd54d9a29)
2015-03-22 10:33:29 +05:30
Harsh J 40682a4aad MAPREDUCE-6286. Amend commit to CHANGES.txt for backport into 2.7.0.
(cherry picked from commit 8770c82acc)
2015-03-22 10:16:12 +05:30
Harsh J d43c0da7d7 MAPREDUCE-5190. Unnecessary condition test in RandomSampler. Contributed by Jingguo Yao.
(cherry picked from commit 1d5c796d65)
2015-03-22 10:04:19 +05:30
Harsh J a7f1c1b993 MAPREDUCE-5448. MapFileOutputFormat#getReaders bug with invisible files/folders. Contributed by Maysam Yabandeh.
(cherry picked from commit b46c2bb51a)
2015-03-22 09:46:54 +05:30
Harsh J 7c72c7f529 MAPREDUCE-6286. A typo in HistoryViewer makes some code useless, which causes counter limits are not reset correctly. Contributed by Zhihai Xu.
(cherry picked from commit 433542904a)
2015-03-22 02:51:17 +05:30
Harsh J 418d078bc5 MAPREDUCE-6213. NullPointerException caused by job history server addr not resolvable. Contributed by Peng Zhang.
(cherry picked from commit e1e09052e8)
2015-03-22 02:45:01 +05:30
Harsh J 97da36777f MAPREDUCE-6239. Consolidate TestJobConf classes in hadoop-mapreduce-client-jobclient and hadoop-mapreduce-client-core. Contributed by Varun Saxena. 2015-03-22 02:20:11 +05:30
Robert Kanter 308460654a MAPREDUCE-6282. Reuse historyFileAbsolute.getFileSystem in CompletedJob#loadFullHistoryData for code optimization. (zxu via rkanter)
(cherry picked from commit d4f7e2507f)
2015-03-20 13:12:34 -07:00
Jason Lowe cabe676d67 MAPREDUCE-6275. Race condition in FileOutputCommitter v2 for user-specified task output subdirs. Contributed by Gera Shegalov and Siqi Li
(cherry picked from commit 91baca145a)
2015-03-19 21:40:51 +00:00
Tsuyoshi Ozawa ef9aa7c34b MAPREDUCE-6281. Fix javadoc in Terasort. Contributed by Albert Chu.
(cherry picked from commit 1ccbc29708)
2015-03-20 00:59:43 +09:00
Jason Lowe 24d8c6f355 MAPREDUCE-6277. Job can post multiple history files if attempt loses connection to the RM. Contributed by Chang Li
(cherry picked from commit 30da99cbaf)
2015-03-18 19:31:32 +00:00
Harsh J 4e80c4cd5e MAPREDUCE-5807. Print usage for TeraSort job. Contributed by Rohith.
(cherry picked from commit 9d72f93975)
2015-03-18 17:31:25 +05:30
Harsh J c58786794b MAPREDUCE-4653. TestRandomAlgorithm has an unused import statement. Contributed by Amir Sanjar.
(cherry picked from commit 75e4670408a058efa95eaa768fedbe614008658f)
2015-03-17 14:13:23 +05:30
Tsuyoshi Ozawa bb828565f8 MAPREDUCE-5755. MapTask.MapOutputBuffer#compare/swap should have @Override annotation. (ozawa)
(cherry picked from commit bb243cea93)
2015-03-17 14:55:33 +09:00
Harsh J 5e403e8b8d MAPREDUCE-6100. replace mapreduce.job.credentials.binary with MRJobConfig.MAPREDUCE_JOB_CREDENTIALS_BINARY for better readability. Contributed by Zhihai Xu.
(cherry picked from commit f222bde273)
2015-03-17 11:08:32 +05:30
Harsh J 0e9f78dda2 MAPREDUCE-6105. nconsistent configuration in property mapreduce.reduce.shuffle.merge.percent. Contributed by Ray Chiang.
(cherry picked from commit 26a23b11598b3757ed4973781890e2cd2fc270df)
2015-03-17 02:27:33 +05:30
Harsh J 2684b0b440 MAPREDUCE-4414. Add main methods to JobConf and YarnConfiguration, for debug purposes. Contributed by Plamen Jeliazkov.
(cherry picked from commit 571f75b468a4412be2178466cb5d3888b05cd076)
2015-03-17 01:02:21 +05:30
Tsuyoshi Ozawa c5c544c1b7 Moving CHANGES.txt entry for MAPREDUCE-4742 to branch-2.7.
(cherry picked from commit bd0a9ba8e3)
2015-03-14 16:54:50 +09:00
Tsuyoshi Ozawa 10745fcecd MAPREDUCE-6265. Make ContainerLauncherImpl.INITIAL_POOL_SIZE configurable to better control to launch/kill containers. Contributed by Zhihai Xu
(cherry picked from commit 9d38520c8e)

Conflicts:
	hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/resources/mapred-default.xml
2015-03-14 16:45:23 +09:00
Jonathan Eagles 44aedad5dd YARN-3267. Timelineserver applies the ACL rules after applying the limit on the number of records (Chang Li via jeagles)
(cherry picked from commit 8180e676ab)
2015-03-13 12:05:21 -05:00
Haohui Mai e75e6c66ea HADOOP-11633. Convert remaining branch-2 .apt.vm files to markdown. Contributed by Masatake Iwasaki. 2015-03-11 14:23:44 -07:00
Gera Shegalov 6802e8fefc MAPREDUCE-4815. Speed up FileOutputCommitter#commitJob for many output files. (Siqi Li via gera)
(cherry picked from commit aa92b764a7)
2015-03-10 11:40:45 -07:00
Tsuyoshi Ozawa 482504befd MAPREDUCE-4742. Fix typo in nnbench#displayUsage. Contributed by Liang Xie.
(cherry picked from commit 20b8ee1350)
2015-03-11 00:41:37 +09:00
Junping Du dbcdcb0d3c Configurable timeout between YARNRunner terminate the application and forcefully kill. Contributed by Eric Payne.
(cherry picked from commit d39bc903a0)
2015-03-10 06:23:24 -07:00
Tsuyoshi Ozawa b46f9e72db HADOOP-11602. Backport 'Fix toUpperCase/toLowerCase to use Locale.ENGLISH.' (ozawa) 2015-03-09 19:53:55 +09:00
Vinod Kumar Vavilapalli d9416317a9 Preparing for 2.8.0 development. Changing SNAPSHOT version to be 2.8 on branch-2. 2015-03-08 20:32:51 -07:00
Vinod Kumar Vavilapalli 8e6f8e9a04 Adding 2.8 section in CHANGES.txt 2015-03-08 20:26:57 -07:00
Tsuyoshi Ozawa 3c24e50ce2 Update CHANGES.txt for MAPREDUCE-5657. 2015-03-09 12:07:56 +09:00
Tsuyoshi Ozawa ccde4aed18 MAPREDUCE-5657. Backport '[JDK8] Fix Javadoc errors caused by incorrect or illegal tags in doc comments.' Contributed by Akira AJISAKA. 2015-03-09 12:00:04 +09:00
Tsuyoshi Ozawa ac874764d5 MAPREDUCE-6136. MRAppMaster doesn't shutdown file systems. Contributed by Brahma Reddy Battula.
(cherry picked from commit 348208014b)
2015-03-05 14:13:13 +09:00
Karthik Kambatla f4d6c5e337 MAPREDUCE-6267. Refactor JobSubmitter#copyAndConfigureFiles into it's own class. (Chris Trezzo via kasha)
(cherry picked from commit c66c3ac6bf)
2015-03-04 14:47:06 -08:00
Vinod Kumar Vavilapalli 6604613bc5 MAPREDUCE-6248. Exposed the internal MapReduce job's information as a public API in DistCp. Contributed by Jing Zhao.
(cherry picked from commit 5af693fde2)
2015-03-03 16:29:36 -08:00
Junping Du a9613bcc94 Ability to limit running map and reduce tasks. Contributed by Jason Lowe.
(cherry picked from commit 4228de9402)

Conflicts:
    hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/resources/mapred-default.xml
2015-03-03 02:23:00 -08:00
Tsuyoshi Ozawa b1e7f9c588 MAPREDUCE-6268. Fix typo in Task Attempt API's URL. Contributed by Ryu Kobayashi.
(cherry picked from commit 742f9d90c0)

Conflicts:
	hadoop-mapreduce-project/CHANGES.txt
	hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/site/markdown/HistoryServerRest.md
2015-03-03 16:24:27 +09:00
Akira Ajisaka f7a724ca9e HADOOP-10976. Backport "moving the source code of hadoop-tools docs to the directory under hadoop-tools" to branch-2. Contributed by Masatake Iwasaki.
(cherry picked from commit 9112f093cd)

Conflicts:
	hadoop-common-project/hadoop-common/CHANGES.txt
2015-02-28 17:06:58 -08:00
Konstantin V Shvachko 9e67f2cb0d YARN-3255. RM, NM, JobHistoryServer, and WebAppProxyServer's main() should support generic options. Contributed by Konstantin Shvachko. 2015-02-26 17:26:08 -08:00
Akira Ajisaka 8aa0c73294 MAPREDUCE-5612. Add javadoc for TaskCompletionEvent.Status. Contributed by Chris Palmer.
(cherry picked from commit bfbf076b7d)
2015-02-26 15:06:26 -08:00
Akira Ajisaka 5f0d1f10db MAPREDUCE-2815. JavaDoc does not generate correctly for MultithreadedMapRunner. Contributed by Chris Palmer.
(cherry picked from commit 9a37247a67)
2015-02-24 12:11:22 -08:00
Akira Ajisaka 5e686dae44 MAPREDUCE-6264. Remove httpclient dependency from hadoop-mapreduce-client. Contributed by Brahma Reddy Battula.
(cherry picked from commit 3f665aa4d5ac2e737e29ff63b3837c083a49ea80)
2015-02-24 11:33:05 -08:00
Wangda Tan cd5eb9c1de YARN-3076. Add API/Implementation to YarnClient to retrieve label-to-node mapping (Varun Saxena via wangda)
(cherry picked from commit d49ae725d5)
2015-02-19 11:01:47 -08:00
Plamen Jeliazkov 32d215dc89 MAPREDUCE-6228. Add truncate operation to SLive. Contributed by Plamen Jeliazkov. 2015-02-19 00:14:11 -08:00
Jason Lowe 386e62ace3 MAPREDUCE-6261. NullPointerException if MapOutputBuffer.flush invoked twice. Contributed by Tsuyoshi OZAWA
(cherry picked from commit 4981d082d4)
2015-02-18 19:28:45 +00:00
Tsuyoshi Ozawa 9523b52da5 MAPREDUCE-4286. TestClientProtocolProviderImpls passes on failure conditions. Contributed by Devaraj K.
(cherry picked from commit 7c782047c6)
2015-02-18 15:46:06 +09:00
Junping Du 1d91daaae9 MAPREDUCE-6225. Fix new findbug warnings in hadoop-mapreduce-client-core. Contributed by Varun Saxena
(cherry picked from commit 814afa46ef)
2015-02-16 09:39:20 -08:00
Tsuyoshi Ozawa 7011125778 MAPREDUCE-6256. Removed unused private methods in o.a.h.mapreduce.Job.java. Contributed by Naganarasimha G R.
(cherry picked from commit 3338f6d907)
2015-02-15 10:10:11 +09:00
Tsuyoshi Ozawa 7386323735 MAPREDUCE-6255. Fix JobCounter's format to use grouping separator. Contributed by Ryu Kobayashi.
(cherry picked from commit ba3c80a5ca)
2015-02-13 16:11:16 +09:00
Tsuyoshi Ozawa 9d57392f5b MAPREDUCE-6221. Stringifier is left unclosed in Chain#getChainElementConf(). Contributed by Ted Yu.
(cherry picked from commit 9b0ba59b82)
2015-02-13 02:28:19 +09:00
Tsuyoshi Ozawa 941a923514 MAPREDUCE-4431. mapred command should print the reason on killing already completed jobs. Contributed by Devaraj K.
(cherry picked from commit ac8d52bf50)
2015-02-12 20:37:14 +09:00
Tsuyoshi Ozawa 9129b3415c MAPREDUCE-5335. Rename Job Tracker terminology in ShuffleSchedulerImpl. Contributed by Devaraj K.
(cherry picked from commit b42d09eb62)
2015-02-12 20:08:47 +09:00
Devaraj K a00c9362e6 MAPREDUCE-6253. Update use of Iterator to Iterable. Contributed by Ray
Chiang.

(cherry picked from commit 76e309ead0)
2015-02-12 13:47:19 +05:30
Tsuyoshi Ozawa b1aad1d941 MAPREDUCE-6237. Multiple mappers with DBInputFormat don't work because of reusing conections. Contributed by Kannan Rajah.
(cherry picked from commit 241336ca2b)
2015-02-10 03:53:15 +09:00
yliu 6933975143 MAPREDUCE-6227. DFSIO for truncate. (shv via yliu) 2015-02-08 02:42:10 +08:00
Robert Kanter 46a2027226 MAPREDUCE-6233. org.apache.hadoop.mapreduce.TestLargeSort.testLargeSort failed in trunk (zxu via rkanter)
(cherry picked from commit e2ee2ff7d7)
2015-02-05 14:31:44 -08:00
Jason Lowe eb927a1d6b MAPREDUCE-6186. Redundant call to requireJob() while displaying the conf page. Contributed by Rohit Agarwal
(cherry picked from commit e1990ab427)
2015-02-05 20:14:13 +00:00
Jason Lowe 2dc4af2b93 MAPREDUCE-6059. Speed up history server startup time (Siqi Li via aw)
(cherry picked from commit fd57ab2002)

Conflicts:

	hadoop-mapreduce-project/CHANGES.txt
2015-02-05 16:40:09 +00:00
Akira Ajisaka ad4b243586 MAPREDUCE-5988. Fix dead links to the javadocs in mapreduce project. (aajisaka)
(cherry picked from commit cc6bbfceae)
2015-02-04 17:46:39 -08:00
Akira Ajisaka 0a030871dd MAPREDUCE-6243. Fix findbugs warnings in hadoop-rumen. Contributed by Masatake Iwasaki.
(cherry picked from commit 34fe11c987)
2015-02-04 09:27:01 -08:00
Akira Ajisaka 8d98e5c960 MAPREDUCE-5800. Use Job#getInstance instead of deprecated constructors. (aajisaka)
(cherry picked from commit bd69fb2d44)

Conflicts:
	hadoop-tools/hadoop-streaming/src/test/java/org/apache/hadoop/streaming/mapreduce/TestStreamXmlRecordReader.java
2015-02-03 14:35:15 -08:00
Robert Kanter a3a7efe748 MAPREDUCE-6143. add configuration for mapreduce speculative execution in MR2 (zxu via rkanter)
(cherry picked from commit 8acc5e9b4b)
2015-02-02 13:52:29 -08:00
Allen Wittenauer a754f94ed7 MAPREDUCE-6151. Update document of GridMix (Masatake Iwasaki via aw) 2015-01-30 11:09:03 -08:00
Allen Wittenauer 3165e778f3 MAPREDUCE-6150. Update document of Rumen (Masatake Iwasaki via aw) 2015-01-29 14:18:25 -08:00
Akira Ajisaka 1081b4c4a7 HADOOP-9907. Webapp http://hostname:port/metrics link is not working. (aajisaka)
(cherry picked from commit 342efa110a)
2015-01-30 02:50:46 +09:00
Akira Ajisaka 57172c09e2 MAPREDUCE-6231. Grep example job is not working on a fully-distributed cluster. (aajisaka)
(cherry picked from commit fe2188a042)
2015-01-30 01:11:22 +09:00
Jian He 43b3b43cea MAPREDUCE-6230. Fixed RMContainerAllocator to update the new AMRMToken service name properly. Contributed by Jason Lowe
(cherry picked from commit cff05bff1f)
2015-01-28 15:52:11 -08:00
Allen Wittenauer 874e38d81f HDFS-7566. Remove obsolete entries from hdfs-default.xml (Ray Chiang via aw) 2015-01-27 14:32:21 -08:00
Jason Lowe 2cf58ca5a6 MAPREDUCE-6141. History server leveldb recovery store. Contributed by Jason Lowe
(cherry picked from commit 56b7ec71a6)
2015-01-26 16:30:10 +00:00
cnauroth 60dc848f23 MAPREDUCE-3283. mapred classpath CLI does not display the complete classpath. Contributed by Varun Saxena. 2015-01-21 13:52:09 -08:00
Allen Wittenauer 683cc18bba HADOOP-11256. Some site docs have inconsistent appearance (Masatake Iwasaki via aw) 2015-01-21 08:46:19 -08:00
Akira Ajisaka 2e5eef9da2 MAPREDUCE-6210. Use getApplicationAttemptId() instead of getApplicationID() for logging AttemptId in RMContainerAllocator.java (Contributed by Leitao Guo)
(cherry picked from commit d336d13678)
2015-01-14 17:43:25 +09:00
Xuan 0562f382fa MAPREDUCE-6173. Document the configuration of deploying MR over
distributed cache with enabling wired encryption at the same time.
Contributed by Junping Du.

(cherry picked from commit 10ac5abb86)
2015-01-13 10:08:24 -08:00
Brandon Li d847363821 HADOOP-9992. Modify the NN loadGenerator to optionally run as a MapReduce job. Contributed by Akshay Radia
(cherry picked from commit 09d31bc630)
2015-01-09 17:25:19 -08:00
cnauroth 9a7c763b3f HADOOP-11464. Reinstate support for launching Hadoop processes on Windows using Cygwin. Contributed by Chris Nauroth. 2015-01-09 15:01:33 -08:00
Tsuyoshi Ozawa 132fd6ba58 HADOOP-11032. Replace use of Guava's Stopwatch with Hadoop's StopWatch. (ozawa)
(cherry picked from commit a6ed4894b5)

Conflicts:
	hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/test/java/org/apache/hadoop/mapred/nativetask/kvtest/KVJob.java
2015-01-08 15:00:02 +09:00
Jason Lowe c22c27068e MAPREDUCE-6206. TestAggregatedTransferRate fails on non-US systems. Contributed by Jens Rabe
(cherry picked from commit a0aeed100b)
2015-01-06 23:40:42 +00:00
Jason Lowe 2b408d8dc7 HADOOP-11445. Bzip2Codec: Data block is skipped when position of newly created stream is equal to start of split. Contributed by Ankit Kamboj
(cherry picked from commit d02fb53750)
2015-01-06 21:20:31 +00:00
Harsh J 6d65e74670 MAPREDUCE-6149. Document override log4j.properties in MR job. Contributed by Junping Du.
(cherry picked from commit 6621c3598e)
2014-12-30 23:13:19 +05:30
Jian He 9180d11b3b YARN-2952. Fixed incorrect version check in StateStore. Contributed by Rohith Sharmaks
(cherry picked from commit 808cba3821)
2014-12-19 16:56:55 -08:00
Robert Kanter f9341c1e2c MAPREDUCE-6199. AbstractCounters are not reset completely on deserialization (adhoot via rkanter)
(cherry picked from commit 390a7c12f5)
2014-12-19 15:44:01 -08:00
Karthik Kambatla e6c73a1c1a HADOOP-11213. Typos in html pages: SecureMode and EncryptedShuffle. (Wei Yan via kasha)
(cherry picked from commit 6f1e3667cf)
2014-12-19 15:07:39 -08:00
Robert Kanter 22b38cf29a MAPREDUCE-6045. need close the DataInputStream after open it in TestMapReduce.java (zxu via rkanter)
(cherry picked from commit d9e4d67d18)
2014-12-19 12:00:00 -08:00
Gera Shegalov 7c7bccfc31 MAPREDUCE-6166. Reducers do not validate checksum of map outputs when fetching directly to disk. (Eric Payne via gera)
(cherry picked from commit af006937e8)
2014-12-15 19:21:46 -08:00
Jian He d2356a552a Revert "YARN-2890. MiniYARNCluster should start the timeline server based on the configuration. Contributed by Mit Desai."
This reverts commit 51af8d367d.

Conflicts:
	hadoop-yarn-project/CHANGES.txt
(cherry picked from commit a4f2995b9e)
2014-12-15 11:08:44 -08:00
Harsh J a3fa1f0761 MAPREDUCE-6194. Bubble up final exception in failures during creation of output collectors. Contributed by Varun Saxena.
(cherry picked from commit 298d09c9b5)
2014-12-15 14:27:49 +05:30
Gera Shegalov 6465931c19 MAPREDUCE-4879. TeraOutputFormat may overwrite an existing output directory. (gera)
(cherry picked from commit 25a0440238)
2014-12-13 18:12:02 -08:00
Devaraj K 25f4a0193b MAPREDUCE-6046. Change the class name for logs in RMCommunicator.
Contributed by Sahil Takiar.

(cherry picked from commit 0bd0229110)
2014-12-12 11:44:00 +05:30
Gera Shegalov 8437c31b67 HADOOP-11211. mapreduce.job.classloader.system.classes semantics should be order-independent. (Yitong Zhou via gera)
(cherry picked from commit 0bcea111e5)
2014-12-11 13:29:40 -08:00
Harsh J 6e06a51e30 MAPREDUCE-5420. Remove mapreduce.task.tmp.dir from mapred-default.xml. Contributed by James Carman. (harsh)
(cherry picked from commit cb99f43305)
2014-12-11 09:46:08 +05:30
Haohui Mai 49aacee2cb HADOOP-11372. Fix new findbugs warnings in mapreduce-examples. Contributed by Li Lu. 2014-12-09 10:49:11 -08:00
Haohui Mai 759179e631 HADOOP-11369. Fix new findbugs warnings in hadoop-mapreduce-client, non-core directories. Contributed by Li Lu. 2014-12-09 10:46:25 -08:00
Harsh J bb1fedfbc3 MAPREDUCE-6177. Minor typo in the EncryptedShuffle document about ssl-client.xml. Contributed by Yangping Wu. (harsh)
(cherry picked from commit 8963515b88)
2014-12-08 16:00:12 +05:30
Jason Lowe db723a8499 MAPREDUCE-5932. Provide an option to use a dedicated reduce-side shuffle log. Contributed by Gera Shegalov
(cherry picked from commit 03ab24aa01)

Conflicts:

	hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/resources/mapred-default.xml
2014-12-03 17:12:47 +00:00
Zhijie Shen d21ef79707 YARN-2890. MiniYARNCluster should start the timeline server based on the configuration. Contributed by Mit Desai.
(cherry picked from commit 51af8d367d)
2014-12-01 19:08:31 -08:00
Jason Lowe b6d7b789bd MAPREDUCE-6160. Potential NullPointerException in MRClientProtocol interface implementation. Contributed by Rohith
(cherry picked from commit 0c588904f8)
2014-12-01 22:40:38 +00:00