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https://issues.apache.org/jira/browse/HDFS-10291?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15241038#comment-15241038
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Steve Loughran commented on HDFS-10291:
---------------------------------------
{code}
java.lang.IndexOutOfBoundsException: Requested more bytes than destination
buffer size
at
org.apache.hadoop.fs.FSInputStream.validatePositionedReadArgs(FSInputStream.java:107)
at org.apache.hadoop.hdfs.DFSInputStream.read(DFSInputStream.java:975)
at java.io.DataInputStream.read(DataInputStream.java:149)
at
org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.checkFileContent(TestShortCircuitLocalRead.java:157)
at
org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.doTestShortCircuitReadImpl(TestShortCircuitLocalRead.java:286)
at
org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.doTestShortCircuitRead(TestShortCircuitLocalRead.java:241)
at
org.apache.hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead.testSmallFileLocalRead(TestShortCircuitLocalRead.java:308)
{code}
> TestShortCircuitLocalRead failing
> ---------------------------------
>
> Key: HDFS-10291
> URL: https://issues.apache.org/jira/browse/HDFS-10291
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: test
> Affects Versions: 2.8.0
> Reporter: Steve Loughran
> Assignee: Steve Loughran
>
> {{TestShortCircuitLocalRead}} failing as length of read is considered off end
> of buffer. There's an off-by-one error somewhere in the test or the new
> validation code
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