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From "Shashikant Banerjee (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDDS-1317) KeyOutputStream#write throws ArrayIndexOutOfBoundsException when running RandomWrite MR examples
Date Sun, 24 Mar 2019 19:47:00 GMT

     [ https://issues.apache.org/jira/browse/HDDS-1317?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Shashikant Banerjee updated HDDS-1317:
--------------------------------------
    Attachment: HDDS-1317.003.patch

> KeyOutputStream#write throws ArrayIndexOutOfBoundsException when running RandomWrite
MR examples
> ------------------------------------------------------------------------------------------------
>
>                 Key: HDDS-1317
>                 URL: https://issues.apache.org/jira/browse/HDDS-1317
>             Project: Hadoop Distributed Data Store
>          Issue Type: Sub-task
>    Affects Versions: 0.4.0
>            Reporter: Xiaoyu Yao
>            Assignee: Shashikant Banerjee
>            Priority: Major
>              Labels: pull-request-available
>         Attachments: HDDS-1317.000.patch, HDDS-1317.001.patch, HDDS-1317.002.patch, HDDS-1317.003.patch
>
>          Time Spent: 50m
>  Remaining Estimate: 0h
>
> Repro steps:
> {code} 
> jar $HADOOP_MAPRED_HOME/hadoop-mapreduce-examples-*.jar randomwriter -Dtest.randomwrite.total_bytes=10000000 
o3fs://bucket1.vol1/randomwrite.out
> {code}
>  
> Error Stack:
> {code}
> 2019-03-20 19:02:37 INFO Job:1686 - Task Id : attempt_1553108378906_0002_m_000000_0,
Status : FAILED
> Error: java.lang.ArrayIndexOutOfBoundsException: -5
>  at java.util.ArrayList.elementData(ArrayList.java:422)
>  at java.util.ArrayList.get(ArrayList.java:435)
>  at org.apache.hadoop.hdds.scm.storage.BufferPool.getBuffer(BufferPool.java:45)
>  at org.apache.hadoop.hdds.scm.storage.BufferPool.allocateBufferIfNeeded(BufferPool.java:59)
>  at org.apache.hadoop.hdds.scm.storage.BlockOutputStream.write(BlockOutputStream.java:215)
>  at org.apache.hadoop.ozone.client.io.BlockOutputStreamEntry.write(BlockOutputStreamEntry.java:130)
>  at org.apache.hadoop.ozone.client.io.KeyOutputStream.handleWrite(KeyOutputStream.java:311)
>  at org.apache.hadoop.ozone.client.io.KeyOutputStream.write(KeyOutputStream.java:273)
>  at org.apache.hadoop.fs.ozone.OzoneFSOutputStream.write(OzoneFSOutputStream.java:46)
>  at org.apache.hadoop.fs.FSDataOutputStream$PositionCache.write(FSDataOutputStream.java:57)
>  at java.io.DataOutputStream.write(DataOutputStream.java:107)
>  at org.apache.hadoop.io.SequenceFile$Writer.append(SequenceFile.java:1444)
>  at org.apache.hadoop.mapreduce.lib.output.SequenceFileOutputFormat$1.write(SequenceFileOutputFormat.java:83)
>  at org.apache.hadoop.mapred.MapTask$NewDirectOutputCollector.write(MapTask.java:670)
>  at org.apache.hadoop.mapreduce.task.TaskInputOutputContextImpl.write(TaskInputOutputContextImpl.java:89)
>  at org.apache.hadoop.mapreduce.lib.map.WrappedMapper$Context.write(WrappedMapper.java:112)
>  at org.apache.hadoop.examples.RandomWriter$RandomMapper.map(RandomWriter.java:199)
>  at org.apache.hadoop.examples.RandomWriter$RandomMapper.map(RandomWriter.java:165)
>  at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:146)
>  at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:799)
>  at org.apache.hadoop.mapred.MapTask.run(MapTask.java:347)
>  at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:174)
>  at java.security.AccessController.doPrivileged(Native Method)
>  at javax.security.auth.Subject.doAs(Subject.java:422)
>  at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1730)
>  at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:168)
> {code}



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