YARN-1751. Improve MiniYarnCluster for log aggregation testing. Contributed by Ming Ma

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1594275 13f79535-47bb-0310-9956-ffa450edef68

hadoop-yarn-project/CHANGES.txt

@@ -76,6 +76,9 @@ Release 2.5.0 - UNRELEASED
     YARN-1987. Wrapper for leveldb DBIterator to aid in handling database exceptions.
     (Jason Lowe via kasha)
 
+    YARN-1751. Improve MiniYarnCluster for log aggregation testing (Ming Ma
+    via jlowe)
+
   OPTIMIZATIONS
 
   BUG FIXES 

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-tests/src/test/java/org/apache/hadoop/yarn/server/MiniYARNCluster.java

@@ -504,12 +504,6 @@ protected synchronized void serviceInit(Configuration conf)
       String logDirsString = prepareDirs("log", numLogDirs);
       config.set(YarnConfiguration.NM_LOG_DIRS, logDirsString);
 
-      File remoteLogDir =
-          new File(testWorkDir, MiniYARNCluster.this.getName()
-              + "-remoteLogDir-nm-" + index);
-      remoteLogDir.mkdir();
-      config.set(YarnConfiguration.NM_REMOTE_APP_LOG_DIR,
-          remoteLogDir.getAbsolutePath());
       // By default AM + 2 containers
       config.setInt(YarnConfiguration.NM_PMEM_MB, 4*1024);
       config.set(YarnConfiguration.NM_ADDRESS,