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https://issues.apache.org/jira/browse/HDDS-1317?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Shashikant Banerjee reassigned HDDS-1317:
-----------------------------------------
Assignee: Shashikant Banerjee (was: Xiaoyu Yao)
> 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
>
> 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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