Hi guys, I don't know what I did but my hadoop yarn went crazy. I am not able to submit any job, as it throws the following exception.
4/06/18 22:25:19 INFO mapreduce.JobSubmitter: number of splits:1 14/06/18 22:25:19 INFO mapreduce.JobSubmitter: Submitting tokens for job: job_1403155404621_0001 14/06/18 22:25:19 INFO mapreduce.JobSubmitter: Cleaning up the staging area /tmp/hadoop-yarn/staging/hadoop/.staging/job_1403155404621_0001 java.lang.NoSuchMethodError: org.apache.hadoop.mapreduce.v2.util.MRApps.crossPlatformifyMREnv(Lorg/apache/hadoop/conf/Configuration;Lorg/apache/hadoop/yarn/api/ApplicationConstants$Environment;)Ljava/lang/String; at org.apache.hadoop.mapred.YARNRunner.createApplicationSubmissionContext(YARNRunner.java:390) at org.apache.hadoop.mapred.YARNRunner.submitJob(YARNRunner.java:284) at org.apache.hadoop.mapreduce.JobSubmitter.submitJobInternal(JobSubmitter.java:430) at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1268) at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1265) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:415) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1548) at org.apache.hadoop.mapreduce.Job.submit(Job.java:1265) at org.apache.hadoop.mapreduce.Job.waitForCompletion(Job.java:1286) at org.apache.hadoop.examples.QuasiMonteCarlo.estimatePi(QuasiMonteCarlo.java:306) at org.apache.hadoop.examples.QuasiMonteCarlo.run(QuasiMonteCarlo.java:354) at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70) at org.apache.hadoop.examples.QuasiMonteCarlo.main(QuasiMonteCarlo.java:363) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:601) at org.apache.hadoop.util.ProgramDriver$ProgramDescription.invoke(ProgramDriver.java:72) I configured all class path and variables as such: export HADOOP_COMMON_HOME=/home/hadoop/hadoop-2.4.0 export HADOOP_HOME=$HADOOP_COMMON_HOME export HADOOP_HDFS_HOME=$HADOOP_COMMON_HOME export HADOOP_MAPRED_HOME=$HADOOP_COMMON_HOME export HADOOP_YARN_HOME=$HADOOP_COMMON_HOME export HADOOP_COMMON_LIB_NATIVE_DIR=$HADOOP_MAPRED_HOME/lib/native/ export HADOOP_CONF_DIR=/home/hadoop/rgrandl/conf/ export YARN_CONF_DIR=/home/hadoop/rgrandl/conf/ export HADOOP_BIN_PATH=$HADOOP_MAPRED_HOME/bin/ export HADOOP_SBIN=$HADOOP_MAPRED_HOME/sbin/ export HADOOP_LOGS=$HADOOP_HOME/logs export HADOOP_LOG_DIR=$HADOOP_HOME/logs export YARN_LOG_DIR=$HADOOP_HOME/logs export JAVA_HOME=/home/hadoop/rgrandl/java/ export HADOOP_USER_CLASSPATH_FIRST=1 export YARN_HOME=/home/hadoop/hadoop-2.4.0 export TEZ_CONF_DIR=/home/hadoop/rgrandl/conf export TEZ_JARS=/home/hadoop/rgrandl/tez/tez-0.4.0-incubating export HADOOP_PREFIX=$HADOOP_COMMON_HOME export HADOOP_CLASSPATH=$HADOOP_HOME:/home/hadoop/rgrandl/tez/tez-0.4.0-incubating/*:/home/hadoop/rgrandl/tez/tez-0.4.0-incubating/lib/*:/home/hadoop/rgrandl/hive:/home/hadoop/rgrandl/conf export PATH=$PATH:$HADOOP_BIN_PATH:$HADOOP_SBIN:$YARN_CONF_DIR:$HADOOP_YARN_HOME:$HADOOP_MAPRED_HOME:$HADOOP_HDFS_HOME:$HADOOP_CONF_DIR:$HADOOP_COMMON_HOME:$JAVA_HOME/bin/:/home/hadoop/rgrandl/hive/bin Everything seems to be correct, but I cannot understand this error. Is something I never encountered before. Do you have any hints on it ? Thanks, robert
