Hi Experts, When submitting job I am getting Out of Memory, when writing split I get this error,
Can i get inputs how to resolve/or calculate memory to be allocated for avoiding the the OOM. Following is the stack trace. Failing Oozie Launcher, Main class[org.apache.oozie.action.hadoop.JavaMain], main() threw exception, java.lang.OutOfMemoryError: Java heap space org.apache.oozie.action.hadoop.JavaMainException: java.lang.OutOfMemoryError: Java heap space at org.apache.oozie.action.hadoop.JavaMain.run(JavaMain.java:58) at org.apache.oozie.action.hadoop.LauncherMain.run(LauncherMain.java:40) at org.apache.oozie.action.hadoop.JavaMain.main(JavaMain.java:36) 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:606) at org.apache.oozie.action.hadoop.LauncherMapper.map(LauncherMapper.java:228) at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:54) at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:435) at org.apache.hadoop.mapred.MapTask.run(MapTask.java:347) at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:168) 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:1566) at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:163) Caused by: java.lang.OutOfMemoryError: Java heap space at java.util.Arrays.copyOf(Arrays.java:2367) at java.lang.AbstractStringBuilder.expandCapacity(AbstractStringBuilder.java:130) at java.lang.AbstractStringBuilder.ensureCapacityInternal(AbstractStringBuilder.java:114) at java.lang.AbstractStringBuilder.append(AbstractStringBuilder.java:415) at java.lang.StringBuilder.append(StringBuilder.java:132) at parquet.schema.GroupType.writeToStringBuilder(GroupType.java:167) at parquet.schema.GroupType.membersDisplayString(GroupType.java:154) at parquet.schema.GroupType.writeToStringBuilder(GroupType.java:173) at parquet.schema.GroupType.membersDisplayString(GroupType.java:154) at parquet.schema.GroupType.writeToStringBuilder(GroupType.java:173) at parquet.schema.GroupType.membersDisplayString(GroupType.java:154) at parquet.schema.GroupType.writeToStringBuilder(GroupType.java:173) at parquet.schema.GroupType.membersDisplayString(GroupType.java:154) at parquet.schema.GroupType.writeToStringBuilder(GroupType.java:173) at parquet.schema.GroupType.membersDisplayString(GroupType.java:154) at parquet.schema.GroupType.writeToStringBuilder(GroupType.java:173) at parquet.schema.GroupType.membersDisplayString(GroupType.java:154) at parquet.schema.GroupType.writeToStringBuilder(GroupType.java:173) at parquet.schema.GroupType.membersDisplayString(GroupType.java:154) at parquet.schema.MessageType.writeToStringBuilder(MessageType.java:69) at parquet.schema.Type.toString(Type.java:205) at parquet.hadoop.ParquetInputFormat.getSplits(ParquetInputFormat.java:374) at parquet.hadoop.ParquetInputFormat.getSplits(ParquetInputFormat.java:344) at org.apache.hadoop.mapreduce.lib.input.DelegatingInputFormat.getSplits(DelegatingInputFormat.java:115) at org.apache.hadoop.mapreduce.JobSubmitter.writeNewSplits(JobSubmitter.java:493) at org.apache.hadoop.mapreduce.JobSubmitter.writeSplits(JobSubmitter.java:510) at org.apache.hadoop.mapreduce.JobSubmitter.submitJobInternal(JobSubmitter.java:394) at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1285) at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1282) 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:1566) Thanks for the help. Regards, Nayeem, MapR Technologies.
