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Posted to common-issues@hadoop.apache.org by "Steve Loughran (JIRA)" <ji...@apache.org> on 2016/08/31 12:52:21 UTC
[jira] [Commented] (HADOOP-13566) NPE in S3AFastOutputStream.write
[ https://issues.apache.org/jira/browse/HADOOP-13566?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15452160#comment-15452160 ]
Steve Loughran commented on HADOOP-13566:
-----------------------------------------
Cause is attempting to write if the file is closed. Need to add a check there
> NPE in S3AFastOutputStream.write
> --------------------------------
>
> Key: HADOOP-13566
> URL: https://issues.apache.org/jira/browse/HADOOP-13566
> Project: Hadoop Common
> Issue Type: Sub-task
> Components: fs/s3
> Affects Versions: 2.7.3
> Reporter: Steve Loughran
> Assignee: Steve Loughran
>
> During scale tests, managed to create an NPE
> {code}
> test_001_CreateHugeFile(org.apache.hadoop.fs.s3a.scale.ITestS3AHugeFileCreate) Time elapsed: 2.258 sec <<< ERROR!
> java.lang.NullPointerException: null
> at org.apache.hadoop.fs.s3a.S3AFastOutputStream.write(S3AFastOutputStream.java:191)
> at org.apache.hadoop.fs.FSDataOutputStream$PositionCache.write(FSDataOutputStream.java:58)
> at java.io.DataOutputStream.write(DataOutputStream.java:107)
> at java.io.FilterOutputStream.write(FilterOutputStream.java:97)
> at org.apache.hadoop.fs.s3a.scale.ITestS3AHugeFileCreate.test_001_CreateHugeFile(ITestS3AHugeFileCreate.java:132)
> {code}
> trace implies that {{buffer == null}}
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