Thanks Ryan,

Can you please let me which version of Parquet has this feature.

Regards,
Nayeem,
MapR Technologies.

On Mon, Oct 12, 2015 at 10:36 PM, Ryan Blue <[email protected]> wrote:

> Hi Nayeem,
>
> What version of Parquet are you using? Parquet recently moved to using
> FileSplit instead of writing its own ParquetInputSplit class. Updating to
> that version may fix your problem, assuming that this is a version that is
> creating ParquetInputSplits. I don't see what else would cause the
> getSplits method to serialize the schema.
>
> rb
>
>
> On 10/11/2015 11:50 PM, Sanjamala Nayeem wrote:
>
>> 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.
>>
>>
>
> --
> Ryan Blue
> Software Engineer
> Cloudera, Inc.
>

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